Cornwall, Litchfield, Connecticut, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
August Air Quality Analysis
Cornwall, Litchfield, Connecticut, United States
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
5th Aug 2025
109AQILowest AQI recorded on
20th Aug 2024
11AQISame Day Analysis (7th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 28 of Good air quality, showing improvement over 2025 and 2023 on the same day.
Day & Night AQI Trend: 6th Aug - 7th Aug 2026
Cornwall, Litchfield, Connecticut, United States
AQI
Day
Night
.
5 AM6th Aug 2026
8 PM
4 AM7th Aug 2026
Day time
Avg. Highest Time
2PM6th Aug
51AQI
Avg. Lowest Time
7PM6th Aug
29AQI
Night time
Avg. Highest Time
9PM6th Aug
48AQI
Avg. Lowest Time
3AM7th Aug
29AQI
In the last 24 hours,
Cornwall's AQI reached its highest point of 51 at 2 PM during the Day, while the lowest point, 29, was recorded at 3 AM during the Night between 6th Aug and 7th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Cornwall, Litchfield, Connecticut, United States
JulAug
09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th
Day
Night
9th Jul 2026255 AMAQI
9th Jul 2026256 AMAQI
9th Jul 2026257 AMAQI
9th Jul 2026208 AMAQI
9th Jul 2026199 AMAQI
9th Jul 20262210 AMAQI
9th Jul 20261811 AMAQI
9th Jul 20261412 PMAQI
9th Jul 2026201 PMAQI
9th Jul 202662 PMAQI
9th Jul 2026253 PMAQI
9th Jul 2026274 PMAQI
9th Jul 2026275 PMAQI
9th Jul 2026126 PMAQI
9th Jul 2026127 PMAQI
9th Jul 2026168 PMAQI
9th Jul 2026129 PMAQI
9th Jul 20261010 PMAQI
9th Jul 20261011 PMAQI
10th Jul 20261012 AMAQI
10th Jul 202681 AMAQI
10th Jul 202682 AMAQI
10th Jul 2026103 AMAQI
10th Jul 2026104 AMAQI
25°C20/31°C
10th Jul 2026105 AMAQI
10th Jul 2026106 AMAQI
10th Jul 2026107 AMAQI
10th Jul 2026208 AMAQI
10th Jul 2026119 AMAQI
10th Jul 20262010 AMAQI
10th Jul 2026811 AMAQI
10th Jul 20261812 PMAQI
10th Jul 2026201 PMAQI
10th Jul 2026202 PMAQI
10th Jul 2026263 PMAQI
10th Jul 202684 PMAQI
10th Jul 202685 PMAQI
10th Jul 202686 PMAQI
10th Jul 202687 PMAQI
10th Jul 2026228 PMAQI
10th Jul 2026339 PMAQI
10th Jul 20261010 PMAQI
10th Jul 2026911 PMAQI
11th Jul 2026912 AMAQI
11th Jul 202691 AMAQI
11th Jul 2026102 AMAQI
11th Jul 2026123 AMAQI
11th Jul 2026124 AMAQI
25°C21/29°C
11th Jul 2026165 AMAQI
11th Jul 2026206 AMAQI
11th Jul 2026187 AMAQI
11th Jul 2026348 AMAQI
11th Jul 2026219 AMAQI
11th Jul 20261710 AMAQI
11th Jul 20261611 AMAQI
11th Jul 20261612 PMAQI
11th Jul 2026161 PMAQI
11th Jul 2026162 PMAQI
11th Jul 2026173 PMAQI
11th Jul 2026164 PMAQI
11th Jul 2026275 PMAQI
11th Jul 2026226 PMAQI
11th Jul 2026157 PMAQI
11th Jul 2026158 PMAQI
11th Jul 2026219 PMAQI
11th Jul 20261410 PMAQI
11th Jul 20261611 PMAQI
12th Jul 20261512 AMAQI
12th Jul 2026161 AMAQI
12th Jul 2026162 AMAQI
12th Jul 2026143 AMAQI
12th Jul 2026144 AMAQI
24°C19/30°C
12th Jul 2026245 AMAQI
12th Jul 2026106 AMAQI
12th Jul 202687 AMAQI
12th Jul 2026248 AMAQI
12th Jul 202699 AMAQI
12th Jul 2026810 AMAQI
12th Jul 20262211 AMAQI
12th Jul 20261012 PMAQI
12th Jul 202691 PMAQI
12th Jul 2026112 PMAQI
12th Jul 2026103 PMAQI
12th Jul 2026114 PMAQI
12th Jul 2026105 PMAQI
12th Jul 2026166 PMAQI
12th Jul 2026107 PMAQI
12th Jul 2026108 PMAQI
12th Jul 2026139 PMAQI
12th Jul 20261210 PMAQI
12th Jul 20261211 PMAQI
13th Jul 20261312 AMAQI
13th Jul 2026131 AMAQI
13th Jul 2026142 AMAQI
13th Jul 2026253 AMAQI
13th Jul 2026194 AMAQI
23°C16/30°C
13th Jul 2026185 AMAQI
13th Jul 2026186 AMAQI
13th Jul 2026127 AMAQI
13th Jul 2026118 AMAQI
13th Jul 2026189 AMAQI
13th Jul 20261210 AMAQI
13th Jul 20262311 AMAQI
13th Jul 20262012 PMAQI
13th Jul 2026141 PMAQI
13th Jul 2026142 PMAQI
13th Jul 2026193 PMAQI
13th Jul 2026144 PMAQI
13th Jul 2026245 PMAQI
13th Jul 2026166 PMAQI
13th Jul 2026157 PMAQI
13th Jul 2026168 PMAQI
13th Jul 2026209 PMAQI
13th Jul 20261610 PMAQI
13th Jul 20261611 PMAQI
14th Jul 20261612 AMAQI
14th Jul 2026171 AMAQI
14th Jul 2026162 AMAQI
14th Jul 2026223 AMAQI
14th Jul 2026164 AMAQI
24°C18/29°C
14th Jul 2026235 AMAQI
14th Jul 2026166 AMAQI
14th Jul 2026177 AMAQI
14th Jul 2026248 AMAQI
14th Jul 2026169 AMAQI
14th Jul 20261510 AMAQI
14th Jul 20261511 AMAQI
14th Jul 20261512 PMAQI
14th Jul 2026141 PMAQI
14th Jul 2026262 PMAQI
14th Jul 2026183 PMAQI
14th Jul 2026154 PMAQI
14th Jul 2026165 PMAQI
14th Jul 2026166 PMAQI
14th Jul 2026187 PMAQI
14th Jul 2026288 PMAQI
14th Jul 2026189 PMAQI
14th Jul 20261910 PMAQI
14th Jul 20261811 PMAQI
15th Jul 20261812 AMAQI
15th Jul 2026181 AMAQI
15th Jul 2026182 AMAQI
15th Jul 2026283 AMAQI
15th Jul 2026244 AMAQI
27°C21/33°C
15th Jul 2026205 AMAQI
15th Jul 2026346 AMAQI
15th Jul 2026357 AMAQI
15th Jul 2026228 AMAQI
15th Jul 2026369 AMAQI
15th Jul 20262310 AMAQI
15th Jul 20262811 AMAQI
15th Jul 20265512 PMAQI
15th Jul 20261021 PMAQI
15th Jul 2026612 PMAQI
15th Jul 20261083 PMAQI
15th Jul 2026864 PMAQI
15th Jul 2026625 PMAQI
15th Jul 2026566 PMAQI
15th Jul 2026587 PMAQI
15th Jul 2026568 PMAQI
15th Jul 2026829 PMAQI
15th Jul 20265210 PMAQI
15th Jul 20265211 PMAQI
16th Jul 20265612 AMAQI
16th Jul 2026541 AMAQI
16th Jul 2026822 AMAQI
16th Jul 2026563 AMAQI
16th Jul 2026564 AMAQI
26°C20/30°C
16th Jul 2026525 AMAQI
16th Jul 2026526 AMAQI
16th Jul 2026507 AMAQI
16th Jul 2026508 AMAQI
16th Jul 2026589 AMAQI
16th Jul 20263010 AMAQI
16th Jul 20265811 AMAQI
16th Jul 20266212 PMAQI
16th Jul 2026761 PMAQI
16th Jul 2026872 PMAQI
16th Jul 20261023 PMAQI
16th Jul 2026584 PMAQI
16th Jul 2026585 PMAQI
16th Jul 2026606 PMAQI
16th Jul 2026867 PMAQI
16th Jul 2026878 PMAQI
16th Jul 2026809 PMAQI
16th Jul 20267210 PMAQI
16th Jul 20267511 PMAQI
17th Jul 20266912 AMAQI
17th Jul 20261541 AMAQI
17th Jul 2026992 AMAQI
17th Jul 2026943 AMAQI
17th Jul 2026904 AMAQI
24°C18/31°C
17th Jul 20261225 AMAQI
17th Jul 2026986 AMAQI
17th Jul 2026877 AMAQI
17th Jul 2026848 AMAQI
17th Jul 2026729 AMAQI
17th Jul 20266510 AMAQI
17th Jul 20266011 AMAQI
17th Jul 20265412 PMAQI
17th Jul 2026381 PMAQI
17th Jul 2026342 PMAQI
17th Jul 2026323 PMAQI
17th Jul 2026544 PMAQI
17th Jul 2026525 PMAQI
17th Jul 2026316 PMAQI
17th Jul 2026277 PMAQI
17th Jul 2026308 PMAQI
17th Jul 2026309 PMAQI
17th Jul 20263610 PMAQI
17th Jul 20264011 PMAQI
18th Jul 20264212 AMAQI
18th Jul 2026401 AMAQI
18th Jul 2026512 AMAQI
18th Jul 2026443 AMAQI
18th Jul 2026404 AMAQI
23°C16/28°C
18th Jul 2026425 AMAQI
18th Jul 2026576 AMAQI
18th Jul 2026697 AMAQI
18th Jul 20261098 AMAQI
18th Jul 2026999 AMAQI
18th Jul 202611810 AMAQI
18th Jul 202613511 AMAQI
18th Jul 202615812 PMAQI
18th Jul 20261541 PMAQI
18th Jul 20261622 PMAQI
18th Jul 20261593 PMAQI
18th Jul 20261604 PMAQI
18th Jul 20261355 PMAQI
18th Jul 20261536 PMAQI
18th Jul 20261547 PMAQI
18th Jul 20261408 PMAQI
18th Jul 20261409 PMAQI
18th Jul 202610810 PMAQI
18th Jul 20269011 PMAQI
19th Jul 20269012 AMAQI
19th Jul 2026621 AMAQI
19th Jul 2026532 AMAQI
19th Jul 2026423 AMAQI
19th Jul 2026494 AMAQI
22°C18/29°C
19th Jul 2026385 AMAQI
19th Jul 2026486 AMAQI
19th Jul 2026467 AMAQI
19th Jul 2026448 AMAQI
19th Jul 2026429 AMAQI
19th Jul 20264010 AMAQI
19th Jul 20264011 AMAQI
19th Jul 20265112 PMAQI
19th Jul 2026361 PMAQI
19th Jul 2026462 PMAQI
19th Jul 2026443 PMAQI
19th Jul 2026364 PMAQI
19th Jul 2026465 PMAQI
19th Jul 2026196 PMAQI
19th Jul 2026407 PMAQI
19th Jul 2026338 PMAQI
19th Jul 2026129 PMAQI
19th Jul 20262510 PMAQI
19th Jul 20262311 PMAQI
20th Jul 20262912 AMAQI
20th Jul 2026501 AMAQI
20th Jul 2026342 AMAQI
20th Jul 2026273 AMAQI
20th Jul 2026274 AMAQI
21°C17/26°C
20th Jul 2026195 AMAQI
20th Jul 2026236 AMAQI
20th Jul 2026197 AMAQI
20th Jul 2026158 AMAQI
20th Jul 2026329 AMAQI
20th Jul 20261610 AMAQI
20th Jul 20261211 AMAQI
20th Jul 20261812 PMAQI
20th Jul 2026121 PMAQI
20th Jul 2026172 PMAQI
20th Jul 2026173 PMAQI
20th Jul 2026384 PMAQI
20th Jul 2026145 PMAQI
20th Jul 2026346 PMAQI
20th Jul 2026127 PMAQI
20th Jul 2026238 PMAQI
20th Jul 2026149 PMAQI
20th Jul 20265210 PMAQI
21st Jul 20264612 AMAQI
21st Jul 2026211 AMAQI
21st Jul 2026422 AMAQI
21st Jul 2026233 AMAQI
21st Jul 2026404 AMAQI
20°C13/28°C
21st Jul 2026405 AMAQI
21st Jul 2026446 AMAQI
21st Jul 2026407 AMAQI
21st Jul 2026218 AMAQI
21st Jul 2026489 AMAQI
21st Jul 20264410 AMAQI
21st Jul 20264811 AMAQI
21st Jul 20265112 PMAQI
21st Jul 2026461 PMAQI
21st Jul 2026502 PMAQI
21st Jul 2026383 PMAQI
21st Jul 2026444 PMAQI
21st Jul 2026335 PMAQI
21st Jul 2026366 PMAQI
21st Jul 2026317 PMAQI
21st Jul 2026388 PMAQI
21st Jul 2026259 PMAQI
21st Jul 20262910 PMAQI
21st Jul 20262511 PMAQI
22nd Jul 20262912 AMAQI
22nd Jul 2026291 AMAQI
22nd Jul 2026382 AMAQI
22nd Jul 2026423 AMAQI
22nd Jul 2026404 AMAQI
21°C17/26°C
22nd Jul 2026255 AMAQI
22nd Jul 2026296 AMAQI
22nd Jul 2026387 AMAQI
22nd Jul 2026388 AMAQI
22nd Jul 2026279 AMAQI
22nd Jul 20263610 AMAQI
22nd Jul 20262111 AMAQI
22nd Jul 20262112 PMAQI
22nd Jul 2026211 PMAQI
22nd Jul 2026212 PMAQI
22nd Jul 2026253 PMAQI
22nd Jul 2026234 PMAQI
22nd Jul 2026215 PMAQI
22nd Jul 2026306 PMAQI
22nd Jul 2026277 PMAQI
22nd Jul 2026298 PMAQI
22nd Jul 2026299 PMAQI
22nd Jul 20264210 PMAQI
22nd Jul 20264911 PMAQI
23rd Jul 20264412 AMAQI
23rd Jul 2026441 AMAQI
23rd Jul 2026362 AMAQI
23rd Jul 2026363 AMAQI
23rd Jul 2026344 AMAQI
23°C18/27°C
23rd Jul 2026215 AMAQI
23rd Jul 2026426 AMAQI
23rd Jul 2026127 AMAQI
23rd Jul 2026428 AMAQI
23rd Jul 2026389 AMAQI
23rd Jul 20265010 AMAQI
23rd Jul 20263111 AMAQI
23rd Jul 20264012 PMAQI
23rd Jul 2026311 PMAQI
23rd Jul 2026422 PMAQI
23rd Jul 2026523 PMAQI
23rd Jul 2026564 PMAQI
23rd Jul 2026485 PMAQI
23rd Jul 2026386 PMAQI
23rd Jul 2026307 PMAQI
23rd Jul 2026368 PMAQI
23rd Jul 2026339 PMAQI
23rd Jul 20265010 PMAQI
23rd Jul 20265311 PMAQI
24th Jul 20265312 AMAQI
24th Jul 2026401 AMAQI
24th Jul 2026402 AMAQI
24th Jul 2026403 AMAQI
24th Jul 2026404 AMAQI
20°C14/27°C
24th Jul 2026295 AMAQI
24th Jul 2026336 AMAQI
24th Jul 2026407 AMAQI
24th Jul 2026258 AMAQI
24th Jul 2026259 AMAQI
24th Jul 20262610 AMAQI
24th Jul 20262811 AMAQI
24th Jul 20263012 PMAQI
24th Jul 2026251 PMAQI
24th Jul 2026422 PMAQI
24th Jul 2026343 PMAQI
24th Jul 2026334 PMAQI
24th Jul 2026425 PMAQI
24th Jul 2026336 PMAQI
24th Jul 2026337 PMAQI
24th Jul 2026388 PMAQI
24th Jul 2026259 PMAQI
24th Jul 20262510 PMAQI
24th Jul 20262511 PMAQI
25th Jul 20263412 AMAQI
25th Jul 2026381 AMAQI
25th Jul 2026252 AMAQI
25th Jul 2026253 AMAQI
25th Jul 2026274 AMAQI
22°C14/29°C
25th Jul 2026385 AMAQI
25th Jul 2026446 AMAQI
25th Jul 2026477 AMAQI
25th Jul 2026388 AMAQI
25th Jul 2026329 AMAQI
25th Jul 20263410 AMAQI
25th Jul 20262711 AMAQI
25th Jul 20262712 PMAQI
25th Jul 2026291 PMAQI
25th Jul 2026302 PMAQI
25th Jul 2026233 PMAQI
25th Jul 2026174 PMAQI
25th Jul 2026235 PMAQI
25th Jul 2026326 PMAQI
25th Jul 2026347 PMAQI
25th Jul 2026278 PMAQI
25th Jul 2026259 PMAQI
25th Jul 20262510 PMAQI
25th Jul 20262911 PMAQI
26th Jul 20264012 AMAQI
26th Jul 2026401 AMAQI
26th Jul 2026272 AMAQI
26th Jul 2026333 AMAQI
26th Jul 2026384 AMAQI
22°C15/29°C
26th Jul 2026295 AMAQI
26th Jul 2026386 AMAQI
26th Jul 2026367 AMAQI
26th Jul 2026348 AMAQI
26th Jul 2026369 AMAQI
26th Jul 20262710 AMAQI
26th Jul 20261611 AMAQI
26th Jul 20263212 PMAQI
26th Jul 2026301 PMAQI
26th Jul 2026212 PMAQI
26th Jul 2026213 PMAQI
26th Jul 2026214 PMAQI
26th Jul 2026345 PMAQI
26th Jul 2026216 PMAQI
26th Jul 2026217 PMAQI
26th Jul 2026218 PMAQI
26th Jul 2026369 PMAQI
26th Jul 20262110 PMAQI
26th Jul 20262311 PMAQI
27th Jul 20262312 AMAQI
27th Jul 2026231 AMAQI
27th Jul 2026252 AMAQI
27th Jul 2026253 AMAQI
27th Jul 2026384 AMAQI
22°C15/28°C
27th Jul 2026255 AMAQI
27th Jul 2026366 AMAQI
27th Jul 2026297 AMAQI
27th Jul 2026258 AMAQI
27th Jul 2026369 AMAQI
27th Jul 20264410 AMAQI
27th Jul 20264011 AMAQI
27th Jul 20264212 PMAQI
27th Jul 2026461 PMAQI
27th Jul 2026382 PMAQI
27th Jul 2026403 PMAQI
27th Jul 2026384 PMAQI
27th Jul 2026365 PMAQI
27th Jul 2026336 PMAQI
27th Jul 2026347 PMAQI
27th Jul 2026278 PMAQI
27th Jul 2026299 PMAQI
27th Jul 20263310 PMAQI
27th Jul 20263111 PMAQI
28th Jul 20263312 AMAQI
28th Jul 2026381 AMAQI
28th Jul 2026422 AMAQI
28th Jul 2026403 AMAQI
28th Jul 2026404 AMAQI
23°C17/30°C
28th Jul 2026445 AMAQI
28th Jul 2026466 AMAQI
28th Jul 2026447 AMAQI
28th Jul 2026468 AMAQI
28th Jul 2026429 AMAQI
28th Jul 20264210 AMAQI
28th Jul 20264411 AMAQI
28th Jul 20265212 PMAQI
28th Jul 2026511 PMAQI
28th Jul 2026532 PMAQI
28th Jul 2026553 PMAQI
28th Jul 2026544 PMAQI
28th Jul 2026505 PMAQI
28th Jul 2026486 PMAQI
28th Jul 2026427 PMAQI
28th Jul 2026408 PMAQI
28th Jul 2026369 PMAQI
28th Jul 20262910 PMAQI
28th Jul 20262511 PMAQI
29th Jul 20263412 AMAQI
29th Jul 2026231 AMAQI
29th Jul 2026342 AMAQI
29th Jul 2026233 AMAQI
29th Jul 2026194 AMAQI
21°C19/26°C
29th Jul 2026235 AMAQI
29th Jul 2026426 AMAQI
29th Jul 2026327 AMAQI
29th Jul 2026368 AMAQI
29th Jul 2026239 AMAQI
29th Jul 20262510 AMAQI
29th Jul 20262511 AMAQI
29th Jul 20263612 PMAQI
29th Jul 2026361 PMAQI
29th Jul 2026292 PMAQI
29th Jul 2026333 PMAQI
29th Jul 2026274 PMAQI
29th Jul 2026255 PMAQI
29th Jul 2026326 PMAQI
29th Jul 2026237 PMAQI
29th Jul 2026488 PMAQI
29th Jul 2026389 PMAQI
29th Jul 20265010 PMAQI
29th Jul 20263811 PMAQI
30th Jul 20263612 AMAQI
30th Jul 2026271 AMAQI
30th Jul 2026442 AMAQI
30th Jul 2026443 AMAQI
30th Jul 2026384 AMAQI
20°C18/21°C
30th Jul 2026255 AMAQI
30th Jul 2026236 AMAQI
30th Jul 2026317 AMAQI
30th Jul 2026188 AMAQI
30th Jul 2026129 AMAQI
30th Jul 20263110 AMAQI
30th Jul 20262911 AMAQI
30th Jul 20262112 PMAQI
30th Jul 2026201 PMAQI
30th Jul 2026122 PMAQI
30th Jul 2026173 PMAQI
30th Jul 2026124 PMAQI
30th Jul 2026205 PMAQI
30th Jul 2026146 PMAQI
30th Jul 2026147 PMAQI
30th Jul 2026238 PMAQI
30th Jul 2026219 PMAQI
30th Jul 20262510 PMAQI
30th Jul 20262111 PMAQI
31st Jul 20262512 AMAQI
31st Jul 2026211 AMAQI
31st Jul 2026322 AMAQI
31st Jul 2026213 AMAQI
31st Jul 2026344 AMAQI
20°C18/25°C
31st Jul 2026205 AMAQI
31st Jul 2026256 AMAQI
31st Jul 2026217 AMAQI
31st Jul 2026258 AMAQI
31st Jul 2026259 AMAQI
31st Jul 20261910 AMAQI
31st Jul 20262111 AMAQI
31st Jul 20263612 PMAQI
31st Jul 2026211 PMAQI
31st Jul 2026342 PMAQI
31st Jul 2026233 PMAQI
31st Jul 2026274 PMAQI
31st Jul 2026215 PMAQI
31st Jul 2026346 PMAQI
31st Jul 2026217 PMAQI
31st Jul 2026218 PMAQI
31st Jul 2026219 PMAQI
31st Jul 20262110 PMAQI
31st Jul 20263011 PMAQI
1st Aug 20263812 AMAQI
1st Aug 2026381 AMAQI
1st Aug 2026342 AMAQI
1st Aug 2026323 AMAQI
1st Aug 2026344 AMAQI
22°C16/28°C
1st Aug 2026365 AMAQI
1st Aug 2026366 AMAQI
1st Aug 2026367 AMAQI
1st Aug 2026328 AMAQI
1st Aug 2026369 AMAQI
1st Aug 20263410 AMAQI
1st Aug 20263411 AMAQI
1st Aug 20264012 PMAQI
1st Aug 2026341 PMAQI
1st Aug 2026302 PMAQI
1st Aug 2026213 PMAQI
1st Aug 2026324 PMAQI
1st Aug 2026345 PMAQI
1st Aug 2026326 PMAQI
1st Aug 2026367 PMAQI
1st Aug 2026258 PMAQI
1st Aug 2026329 PMAQI
1st Aug 20262310 PMAQI
1st Aug 20262511 PMAQI
2nd Aug 20262112 AMAQI
2nd Aug 2026251 AMAQI
2nd Aug 2026232 AMAQI
2nd Aug 2026253 AMAQI
2nd Aug 2026384 AMAQI
24°C18/30°C
2nd Aug 2026275 AMAQI
2nd Aug 2026296 AMAQI
2nd Aug 2026257 AMAQI
2nd Aug 2026258 AMAQI
2nd Aug 2026259 AMAQI
2nd Aug 20263610 AMAQI
2nd Aug 20262711 AMAQI
2nd Aug 20263612 PMAQI
2nd Aug 2026341 PMAQI
2nd Aug 2026462 PMAQI
2nd Aug 2026403 PMAQI
2nd Aug 2026324 PMAQI
2nd Aug 2026365 PMAQI
2nd Aug 2026326 PMAQI
2nd Aug 2026347 PMAQI
2nd Aug 2026328 PMAQI
2nd Aug 2026369 PMAQI
2nd Aug 20263410 PMAQI
2nd Aug 20262111 PMAQI
3rd Aug 20262512 AMAQI
3rd Aug 2026311 AMAQI
3rd Aug 2026342 AMAQI
3rd Aug 2026403 AMAQI
3rd Aug 2026384 AMAQI
24°C21/29°C
3rd Aug 2026445 AMAQI
3rd Aug 2026476 AMAQI
3rd Aug 2026477 AMAQI
3rd Aug 2026408 AMAQI
3rd Aug 2026349 AMAQI
3rd Aug 20263810 AMAQI
3rd Aug 20263411 AMAQI
3rd Aug 20263212 PMAQI
3rd Aug 2026201 PMAQI
3rd Aug 2026232 PMAQI
3rd Aug 2026183 PMAQI
3rd Aug 2026204 PMAQI
3rd Aug 2026165 PMAQI
3rd Aug 2026296 PMAQI
3rd Aug 2026407 PMAQI
3rd Aug 2026458 PMAQI
3rd Aug 2026219 PMAQI
3rd Aug 20264010 PMAQI
3rd Aug 20263811 PMAQI
4th Aug 20262712 AMAQI
4th Aug 2026111 AMAQI
4th Aug 2026192 AMAQI
4th Aug 2026233 AMAQI
4th Aug 2026164 AMAQI
23°C19/26°C
4th Aug 2026145 AMAQI
4th Aug 2026216 AMAQI
4th Aug 2026207 AMAQI
4th Aug 2026188 AMAQI
4th Aug 2026189 AMAQI
4th Aug 20263110 AMAQI
4th Aug 20262311 AMAQI
4th Aug 20261812 PMAQI
4th Aug 2026231 PMAQI
4th Aug 2026322 PMAQI
4th Aug 2026473 PMAQI
4th Aug 2026294 PMAQI
4th Aug 2026385 PMAQI
4th Aug 2026296 PMAQI
4th Aug 2026347 PMAQI
4th Aug 2026148 PMAQI
4th Aug 2026109 PMAQI
4th Aug 20261610 PMAQI
4th Aug 20262511 PMAQI
5th Aug 20262512 AMAQI
5th Aug 2026211 AMAQI
5th Aug 2026252 AMAQI
5th Aug 2026203 AMAQI
5th Aug 2026274 AMAQI
22°C17/28°C
5th Aug 2026275 AMAQI
5th Aug 2026466 AMAQI
5th Aug 2026327 AMAQI
5th Aug 2026258 AMAQI
5th Aug 2026219 AMAQI
5th Aug 20263610 AMAQI
5th Aug 20262511 AMAQI
5th Aug 20261812 PMAQI
5th Aug 2026291 PMAQI
5th Aug 2026132 PMAQI
5th Aug 2026423 PMAQI
5th Aug 2026254 PMAQI
5th Aug 2026335 PMAQI
5th Aug 2026306 PMAQI
5th Aug 2026237 PMAQI
5th Aug 2026128 PMAQI
5th Aug 2026299 PMAQI
5th Aug 20263410 PMAQI
5th Aug 20263611 PMAQI
6th Aug 20262312 AMAQI
6th Aug 2026381 AMAQI
6th Aug 2026212 AMAQI
6th Aug 2026333 AMAQI
6th Aug 2026424 AMAQI
23°C18/28°C
6th Aug 2026345 AMAQI
6th Aug 2026406 AMAQI
6th Aug 2026367 AMAQI
6th Aug 2026448 AMAQI
6th Aug 2026429 AMAQI
6th Aug 20264810 AMAQI
6th Aug 20264611 AMAQI
6th Aug 20264812 PMAQI
6th Aug 2026421 PMAQI
6th Aug 2026512 PMAQI
6th Aug 2026423 PMAQI
6th Aug 2026504 PMAQI
6th Aug 2026425 PMAQI
6th Aug 2026406 PMAQI
6th Aug 2026297 PMAQI
6th Aug 2026488 PMAQI
6th Aug 2026489 PMAQI
6th Aug 20264810 PMAQI
6th Aug 20264411 PMAQI
7th Aug 20264412 AMAQI
7th Aug 2026331 AMAQI
7th Aug 2026292 AMAQI
7th Aug 2026293 AMAQI
7th Aug 2026384 AMAQI
26°C22/31°C
7th Aug 2026295 AMAQI
5 AM7th Aug 2026296 AMAQI
7th Aug 2026277 AMAQI
7th Aug 2026318 AMAQI
7th Aug 2026279 AMAQI
7th Aug 20263810 AMAQI
7th Aug 20263311 AMAQI
7th Aug 20262712 PMAQI
12 PM7th Aug 2026251 PMAQI
7th Aug 2026252 PMAQI
7th Aug 2026253 PMAQI
7th Aug 2026254 PMAQI
7th Aug 2026295 PMAQI
7th Aug 2026236 PMAQI
7th Aug 2026277 PMAQI
7th Aug 2026238 PMAQI
8 PM7th Aug 2026219 PMAQI
7th Aug 20262110 PMAQI
7th Aug 20262511 PMAQI
12 AM
4 AM
26°C21/31°C
Day time
Avg. Highest Time
3 PM
39AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
5 AM
31AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 PM to 3 PM (Avg. 39), while the lowest AQI was between 5 AM to 5 AM (Avg. 31).
Night time
Avg. Highest Time
12 AM - 2 AM
33AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
3 AM
32AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 2 AM (Avg. 33), while the lowest AQI was between 3 AM to 3 AM (Avg. 32).
2026 Days Vs Air Quality
Cornwall, Litchfield, Connecticut, United States
2026
96%
208
3%
7
0.4%
1
Total number of days with different AQI categories in last 219 days in 2026 (146 days remaining)
Good
208 DaysModerate
7 DaysPoor
1 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 96%
Health Risk Level:
Very Low
In 2026, 96% of 219 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Cornwall, Litchfield, Connecticut, United States
AQI levels in 2026
AQI (US)
PM₂.₅
PM₁₀
CO
SO₂
NO₂
O₃
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
19AQI (US)
19AQI (US)
2nd January 2026
15AQI (US)
15AQI (US)
3rd January 2026
11AQI (US)
11AQI (US)
4th January 2026
15AQI (US)
15AQI (US)
5th January 2026
17AQI (US)
17AQI (US)
6th January 2026
54AQI (US)
54AQI (US)
7th January 2026
23AQI (US)
23AQI (US)
8th January 2026
14AQI (US)
14AQI (US)
9th January 2026
18AQI (US)
18AQI (US)
10th January 2026
17AQI (US)
17AQI (US)
11th January 2026
11AQI (US)
11AQI (US)
12th January 2026
9AQI (US)
9AQI (US)
13th January 2026
28AQI (US)
28AQI (US)
14th January 2026
31AQI (US)
31AQI (US)
15th January 2026
33AQI (US)
33AQI (US)
16th January 2026
9AQI (US)
9AQI (US)
17th January 2026
30AQI (US)
30AQI (US)
18th January 2026
36AQI (US)
36AQI (US)
19th January 2026
26AQI (US)
26AQI (US)
20th January 2026
21AQI (US)
21AQI (US)
21st January 2026
18AQI (US)
18AQI (US)
22nd January 2026
38AQI (US)
38AQI (US)
23rd January 2026
42AQI (US)
42AQI (US)
24th January 2026
33AQI (US)
33AQI (US)
25th January 2026
44AQI (US)
44AQI (US)
26th January 2026
47AQI (US)
47AQI (US)
27th January 2026
30AQI (US)
30AQI (US)
28th January 2026
28AQI (US)
28AQI (US)
29th January 2026
33AQI (US)
33AQI (US)
30th January 2026
56AQI (US)
56AQI (US)
31st January 2026
34AQI (US)
34AQI (US)
1st February 2026
33AQI (US)
33AQI (US)
2nd February 2026
40AQI (US)
40AQI (US)
3rd February 2026
42AQI (US)
42AQI (US)
4th February 2026
34AQI (US)
34AQI (US)
5th February 2026
50AQI (US)
50AQI (US)
6th February 2026
44AQI (US)
44AQI (US)
7th February 2026
31AQI (US)
31AQI (US)
8th February 2026
27AQI (US)
27AQI (US)
9th February 2026
47AQI (US)
47AQI (US)
10th February 2026
41AQI (US)
41AQI (US)
11th February 2026
32AQI (US)
32AQI (US)
12th February 2026
31AQI (US)
31AQI (US)
13th February 2026
38AQI (US)
38AQI (US)
14th February 2026
36AQI (US)
36AQI (US)
15th February 2026
33AQI (US)
33AQI (US)
16th February 2026
36AQI (US)
36AQI (US)
17th February 2026
46AQI (US)
46AQI (US)
18th February 2026
43AQI (US)
43AQI (US)
19th February 2026
32AQI (US)
32AQI (US)
20th February 2026
32AQI (US)
32AQI (US)
21st February 2026
41AQI (US)
41AQI (US)
22nd February 2026
39AQI (US)
39AQI (US)
23rd February 2026
35AQI (US)
35AQI (US)
24th February 2026
40AQI (US)
40AQI (US)
25th February 2026
33AQI (US)
33AQI (US)
26th February 2026
26AQI (US)
26AQI (US)
27th February 2026
28AQI (US)
28AQI (US)
28th February 2026
30AQI (US)
30AQI (US)
1st March 2026
32AQI (US)
32AQI (US)
2nd March 2026
52AQI (US)
52AQI (US)
3rd March 2026
31AQI (US)
31AQI (US)
4th March 2026
40AQI (US)
40AQI (US)
5th March 2026
29AQI (US)
29AQI (US)
6th March 2026
28AQI (US)
28AQI (US)
7th March 2026
30AQI (US)
30AQI (US)
8th March 2026
27AQI (US)
27AQI (US)
9th March 2026
30AQI (US)
30AQI (US)
10th March 2026
32AQI (US)
32AQI (US)
11th March 2026
35AQI (US)
35AQI (US)
12th March 2026
32AQI (US)
32AQI (US)
13th March 2026
35AQI (US)
35AQI (US)
14th March 2026
25AQI (US)
25AQI (US)
15th March 2026
22AQI (US)
22AQI (US)
16th March 2026
30AQI (US)
30AQI (US)
17th March 2026
33AQI (US)
33AQI (US)
18th March 2026
27AQI (US)
27AQI (US)
19th March 2026
25AQI (US)
25AQI (US)
20th March 2026
31AQI (US)
31AQI (US)
21st March 2026
37AQI (US)
37AQI (US)
22nd March 2026
25AQI (US)
25AQI (US)
23rd March 2026
39AQI (US)
39AQI (US)
24th March 2026
35AQI (US)
35AQI (US)
25th March 2026
25AQI (US)
25AQI (US)
26th March 2026
17AQI (US)
17AQI (US)
27th March 2026
24AQI (US)
24AQI (US)
28th March 2026
18AQI (US)
18AQI (US)
29th March 2026
14AQI (US)
14AQI (US)
30th March 2026
18AQI (US)
18AQI (US)
31st March 2026
19AQI (US)
19AQI (US)
1st April 2026
26AQI (US)
26AQI (US)
2nd April 2026
28AQI (US)
28AQI (US)
3rd April 2026
22AQI (US)
22AQI (US)
4th April 2026
25AQI (US)
25AQI (US)
5th April 2026
28AQI (US)
28AQI (US)
6th April 2026
30AQI (US)
30AQI (US)
7th April 2026
22AQI (US)
22AQI (US)
8th April 2026
33AQI (US)
33AQI (US)
9th April 2026
19AQI (US)
19AQI (US)
10th April 2026
22AQI (US)
22AQI (US)
11th April 2026
26AQI (US)
26AQI (US)
12th April 2026
21AQI (US)
21AQI (US)
13th April 2026
20AQI (US)
20AQI (US)
14th April 2026
19AQI (US)
19AQI (US)
15th April 2026
25AQI (US)
25AQI (US)
16th April 2026
21AQI (US)
21AQI (US)
17th April 2026
18th April 2026
27AQI (US)
27AQI (US)
19th April 2026
31AQI (US)
31AQI (US)
20th April 2026
22AQI (US)
22AQI (US)
21st April 2026
20AQI (US)
20AQI (US)
22nd April 2026
23rd April 2026
17AQI (US)
17AQI (US)
24th April 2026
17AQI (US)
17AQI (US)
25th April 2026
15AQI (US)
15AQI (US)
26th April 2026
31AQI (US)
31AQI (US)
27th April 2026
19AQI (US)
19AQI (US)
28th April 2026
20AQI (US)
20AQI (US)
29th April 2026
20AQI (US)
20AQI (US)
30th April 2026
21AQI (US)
21AQI (US)
1st May 2026
23AQI (US)
23AQI (US)
2nd May 2026
18AQI (US)
18AQI (US)
3rd May 2026
20AQI (US)
20AQI (US)
4th May 2026
32AQI (US)
32AQI (US)
5th May 2026
34AQI (US)
34AQI (US)
6th May 2026
22AQI (US)
22AQI (US)
7th May 2026
24AQI (US)
24AQI (US)
8th May 2026
23AQI (US)
23AQI (US)
9th May 2026
10th May 2026
21AQI (US)
21AQI (US)
11th May 2026
24AQI (US)
24AQI (US)
12th May 2026
27AQI (US)
27AQI (US)
13th May 2026
20AQI (US)
20AQI (US)
14th May 2026
14AQI (US)
14AQI (US)
15th May 2026
46AQI (US)
46AQI (US)
16th May 2026
39AQI (US)
39AQI (US)
17th May 2026
46AQI (US)
46AQI (US)
18th May 2026
55AQI (US)
55AQI (US)
19th May 2026
52AQI (US)
52AQI (US)
20th May 2026
46AQI (US)
46AQI (US)
21st May 2026
36AQI (US)
36AQI (US)
22nd May 2026
34AQI (US)
34AQI (US)
23rd May 2026
38AQI (US)
38AQI (US)
24th May 2026
44AQI (US)
44AQI (US)
25th May 2026
42AQI (US)
42AQI (US)
26th May 2026
17AQI (US)
17AQI (US)
27th May 2026
12AQI (US)
12AQI (US)
28th May 2026
15AQI (US)
15AQI (US)
29th May 2026
14AQI (US)
14AQI (US)
30th May 2026
13AQI (US)
13AQI (US)
31st May 2026
17AQI (US)
17AQI (US)
1st June 2026
20AQI (US)
20AQI (US)
2nd June 2026
20AQI (US)
20AQI (US)
3rd June 2026
12AQI (US)
12AQI (US)
4th June 2026
14AQI (US)
14AQI (US)
5th June 2026
21AQI (US)
21AQI (US)
6th June 2026
21AQI (US)
21AQI (US)
7th June 2026
12AQI (US)
12AQI (US)
8th June 2026
14AQI (US)
14AQI (US)
9th June 2026
13AQI (US)
13AQI (US)
10th June 2026
16AQI (US)
16AQI (US)
11th June 2026
22AQI (US)
22AQI (US)
12th June 2026
19AQI (US)
19AQI (US)
13th June 2026
13AQI (US)
13AQI (US)
14th June 2026
13AQI (US)
13AQI (US)
15th June 2026
15AQI (US)
15AQI (US)
16th June 2026
18AQI (US)
18AQI (US)
17th June 2026
10AQI (US)
10AQI (US)
18th June 2026
17AQI (US)
17AQI (US)
19th June 2026
11AQI (US)
11AQI (US)
20th June 2026
16AQI (US)
16AQI (US)
21st June 2026
14AQI (US)
14AQI (US)
22nd June 2026
12AQI (US)
12AQI (US)
23rd June 2026
14AQI (US)
14AQI (US)
24th June 2026
11AQI (US)
11AQI (US)
25th June 2026
15AQI (US)
15AQI (US)
26th June 2026
13AQI (US)
13AQI (US)
27th June 2026
17AQI (US)
17AQI (US)
28th June 2026
15AQI (US)
15AQI (US)
29th June 2026
14AQI (US)
14AQI (US)
30th June 2026
16AQI (US)
16AQI (US)
1st July 2026
18AQI (US)
18AQI (US)
2nd July 2026
31AQI (US)
31AQI (US)
3rd July 2026
27AQI (US)
27AQI (US)
4th July 2026
15AQI (US)
15AQI (US)
5th July 2026
21AQI (US)
21AQI (US)
6th July 2026
17AQI (US)
17AQI (US)
7th July 2026
10AQI (US)
10AQI (US)
8th July 2026
21AQI (US)
21AQI (US)
9th July 2026
20AQI (US)
20AQI (US)
10th July 2026
14AQI (US)
14AQI (US)
11th July 2026
17AQI (US)
17AQI (US)
12th July 2026
13AQI (US)
13AQI (US)
13th July 2026
17AQI (US)
17AQI (US)
14th July 2026
18AQI (US)
18AQI (US)
15th July 2026
47AQI (US)
47AQI (US)
16th July 2026
65AQI (US)
65AQI (US)
17th July 2026
65AQI (US)
65AQI (US)
18th July 2026
107AQI (US)
107AQI (US)
19th July 2026
42AQI (US)
42AQI (US)
20th July 2026
24AQI (US)
24AQI (US)
21st July 2026
38AQI (US)
38AQI (US)
22nd July 2026
30AQI (US)
30AQI (US)
23rd July 2026
39AQI (US)
39AQI (US)
24th July 2026
34AQI (US)
34AQI (US)
25th July 2026
30AQI (US)
30AQI (US)
26th July 2026
29AQI (US)
29AQI (US)
27th July 2026
33AQI (US)
33AQI (US)
28th July 2026
43AQI (US)
43AQI (US)
29th July 2026
31AQI (US)
31AQI (US)
30th July 2026
24AQI (US)
24AQI (US)
31st July 2026
25AQI (US)
25AQI (US)
1st August 2026
33AQI (US)
33AQI (US)
2nd August 2026
31AQI (US)
31AQI (US)
3rd August 2026
33AQI (US)
33AQI (US)
4th August 2026
23AQI (US)
23AQI (US)
5th August 2026
27AQI (US)
27AQI (US)
6th August 2026
41AQI (US)
41AQI (US)
7th August 2026
28AQI (US)
28AQI (US)
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026
27AQI (US)
36AQI (US)
29AQI (US)
23AQI (US)
29AQI (US)
15AQI (US)
31AQI (US)
31AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202627AQI (US)
29
2
28
30
1
28
28
2
30
28
2
1
7
208
7
1
Highest AQI (US) recorded in
February36AQI (US)
Lowest AQI (US) recorded in
June15AQI (US)
202528AQI (US)
31
28
31
30
31
20
10
25
6
21
9
1
30
30
1
30
31
338
26
1
Highest AQI (US) recorded in
June43AQI (US)
Lowest AQI (US) recorded in
April19AQI (US)
202423AQI (US)
30
29
31
30
31
27
3
27
3
26
5
30
31
30
31
353
11
Highest AQI (US) recorded in
July33AQI (US)
Lowest AQI (US) recorded in
January17AQI (US)
202328AQI (US)
30
28
31
30
29
2
21
5
2
2
20
9
1
27
4
27
3
31
28
1
31
333
24
3
2
Highest AQI (US) recorded in
June52AQI (US)
Lowest AQI (US) recorded in
December19AQI (US)
202223AQI (US)
29
1
21
31
17
31
30
24
1
30
31
30
29
2
304
3
Highest AQI (US) recorded in
July27AQI (US)
Lowest AQI (US) recorded in
April19AQI (US)
202125AQI (US)
24
4
26
2
30
1
30
31
28
2
22
7
2
28
3
29
1
31
30
28
1
337
21
2
Highest AQI (US) recorded in
July39AQI (US)
Lowest AQI (US) recorded in
October16AQI (US)
202027AQI (US)
5
21
18
27
3
25
6
28
29
1
31
29
1
29
2
242
13
Highest AQI (US) recorded in
July38AQI (US)
Lowest AQI (US) recorded in
March19AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2025(Avg.)
28AQI (US)Least Polluted Year Recorded
2022(Avg.)
23AQI (US)Cornwall's annual 2026 AQI (US) (27) shows an average percentage change of 5.9% (worsened AQI (US)) compared to previous years: 2020 (27), 2021 (25), 2022 (23), 2023 (28), 2024 (23), 2025 (28).
