Fredericton, New Brunswick, Canada 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
Fredericton, New Brunswick, Canada
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
1st Aug 2025
24AQILowest AQI recorded on
1st Aug 2025
24AQISame Day Analysis (1st August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 24 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Fredericton, New Brunswick, Canada
AQI
Day
Night
.
5 AM2nd Aug 2025
9 PM
4 AM3rd Aug 2025
Day time
Avg. Highest Time
8PM2nd Aug
26AQI
Avg. Lowest Time
4PM2nd Aug
16AQI
Night time
Avg. Highest Time
12AM3rd Aug
36AQI
Avg. Lowest Time
5AM2nd Aug
20AQI
In the last 24 hours,
Fredericton's AQI reached its highest point of 36 at 12 AM during the Night, while the lowest point, 16, was recorded at 4 PM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Fredericton, New Brunswick, Canada
JulAug
04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 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
Day
Night
4th Jul 2025345 AMAQI
4th Jul 2025366 AMAQI
4th Jul 2025387 AMAQI
4th Jul 2025318 AMAQI
4th Jul 2025399 AMAQI
4th Jul 20253910 AMAQI
4th Jul 20253811 AMAQI
4th Jul 20253812 PMAQI
4th Jul 2025351 PMAQI
4th Jul 2025342 PMAQI
4th Jul 2025293 PMAQI
4th Jul 2025284 PMAQI
4th Jul 2025275 PMAQI
4th Jul 2025236 PMAQI
4th Jul 2025237 PMAQI
4th Jul 2025248 PMAQI
4th Jul 2025319 PMAQI
4th Jul 20253010 PMAQI
4th Jul 20252211 PMAQI
5th Jul 20252312 AMAQI
5th Jul 2025221 AMAQI
5th Jul 2025212 AMAQI
5th Jul 2025213 AMAQI
5th Jul 2025194 AMAQI
19°C15/23°C
5th Jul 2025185 AMAQI
5th Jul 2025176 AMAQI
5th Jul 2025187 AMAQI
5th Jul 2025198 AMAQI
5th Jul 2025199 AMAQI
5th Jul 20251810 AMAQI
5th Jul 20251811 AMAQI
5th Jul 20252012 PMAQI
5th Jul 2025191 PMAQI
5th Jul 2025182 PMAQI
5th Jul 2025203 PMAQI
5th Jul 2025214 PMAQI
5th Jul 2025205 PMAQI
5th Jul 2025226 PMAQI
5th Jul 2025217 PMAQI
5th Jul 2025238 PMAQI
5th Jul 2025249 PMAQI
5th Jul 20251810 PMAQI
5th Jul 20252411 PMAQI
6th Jul 20252412 AMAQI
6th Jul 2025251 AMAQI
6th Jul 2025252 AMAQI
6th Jul 2025263 AMAQI
6th Jul 2025264 AMAQI
21°C14/29°C
6th Jul 2025265 AMAQI
6th Jul 2025276 AMAQI
6th Jul 2025287 AMAQI
6th Jul 2025298 AMAQI
6th Jul 2025259 AMAQI
6th Jul 20252610 AMAQI
6th Jul 20252511 AMAQI
6th Jul 20252612 PMAQI
6th Jul 2025271 PMAQI
6th Jul 2025282 PMAQI
6th Jul 2025313 PMAQI
6th Jul 2025324 PMAQI
6th Jul 2025325 PMAQI
6th Jul 2025326 PMAQI
6th Jul 2025347 PMAQI
6th Jul 2025368 PMAQI
6th Jul 2025309 PMAQI
6th Jul 20253010 PMAQI
6th Jul 20253211 PMAQI
7th Jul 20253012 AMAQI
7th Jul 2025321 AMAQI
7th Jul 2025332 AMAQI
7th Jul 2025433 AMAQI
7th Jul 2025454 AMAQI
25°C19/33°C
7th Jul 2025425 AMAQI
7th Jul 2025426 AMAQI
7th Jul 2025427 AMAQI
7th Jul 2025498 AMAQI
7th Jul 2025529 AMAQI
7th Jul 20255210 AMAQI
7th Jul 20255211 AMAQI
7th Jul 20255112 PMAQI
7th Jul 2025471 PMAQI
7th Jul 2025452 PMAQI
7th Jul 2025413 PMAQI
7th Jul 2025444 PMAQI
7th Jul 2025495 PMAQI
7th Jul 2025446 PMAQI
7th Jul 2025407 PMAQI
7th Jul 2025388 PMAQI
7th Jul 2025409 PMAQI
7th Jul 20253610 PMAQI
7th Jul 20252711 PMAQI
8th Jul 20252712 AMAQI
8th Jul 2025291 AMAQI
8th Jul 2025252 AMAQI
8th Jul 2025243 AMAQI
8th Jul 2025234 AMAQI
18°C14/20°C
8th Jul 2025235 AMAQI
8th Jul 2025246 AMAQI
8th Jul 2025217 AMAQI
8th Jul 2025208 AMAQI
8th Jul 2025199 AMAQI
8th Jul 20251810 AMAQI
8th Jul 20251811 AMAQI
8th Jul 20251712 PMAQI
8th Jul 2025181 PMAQI
8th Jul 2025192 PMAQI
8th Jul 2025193 PMAQI
8th Jul 2025204 PMAQI
8th Jul 2025225 PMAQI
8th Jul 2025216 PMAQI
8th Jul 2025207 PMAQI
8th Jul 2025218 PMAQI
8th Jul 2025209 PMAQI
8th Jul 20252010 PMAQI
8th Jul 20252111 PMAQI
9th Jul 20252212 AMAQI
9th Jul 2025211 AMAQI
9th Jul 2025262 AMAQI
9th Jul 2025213 AMAQI
9th Jul 2025244 AMAQI
18°C14/23°C
9th Jul 2025225 AMAQI
9th Jul 2025226 AMAQI
9th Jul 2025207 AMAQI
9th Jul 2025208 AMAQI
9th Jul 2025209 AMAQI
9th Jul 20252010 AMAQI
9th Jul 20252011 AMAQI
9th Jul 20252212 PMAQI
9th Jul 2025211 PMAQI
9th Jul 2025222 PMAQI
9th Jul 2025223 PMAQI
9th Jul 2025224 PMAQI
9th Jul 2025225 PMAQI
9th Jul 2025236 PMAQI
9th Jul 2025247 PMAQI
9th Jul 2025238 PMAQI
9th Jul 2025229 PMAQI
9th Jul 20252310 PMAQI
9th Jul 20252611 PMAQI
10th Jul 20252912 AMAQI
10th Jul 2025291 AMAQI
10th Jul 2025282 AMAQI
10th Jul 2025273 AMAQI
10th Jul 2025244 AMAQI
21°C14/29°C
10th Jul 2025225 AMAQI
10th Jul 2025246 AMAQI
10th Jul 2025257 AMAQI
10th Jul 2025258 AMAQI
10th Jul 2025279 AMAQI
10th Jul 20253010 AMAQI
10th Jul 20253011 AMAQI
10th Jul 20253012 PMAQI
10th Jul 2025291 PMAQI
10th Jul 2025282 PMAQI
10th Jul 2025283 PMAQI
10th Jul 2025274 PMAQI
10th Jul 2025285 PMAQI
10th Jul 2025286 PMAQI
10th Jul 2025277 PMAQI
10th Jul 2025288 PMAQI
10th Jul 2025299 PMAQI
10th Jul 20252810 PMAQI
10th Jul 20252811 PMAQI
11th Jul 20252812 AMAQI
11th Jul 2025281 AMAQI
11th Jul 2025282 AMAQI
11th Jul 2025283 AMAQI
11th Jul 2025264 AMAQI
20°C12/25°C
11th Jul 2025285 AMAQI
11th Jul 2025256 AMAQI
11th Jul 2025267 AMAQI
11th Jul 2025268 AMAQI
11th Jul 2025269 AMAQI
11th Jul 20252610 AMAQI
11th Jul 20252411 AMAQI
11th Jul 20252412 PMAQI
11th Jul 2025241 PMAQI
11th Jul 2025242 PMAQI
11th Jul 2025233 PMAQI
11th Jul 2025224 PMAQI
11th Jul 2025245 PMAQI
11th Jul 2025226 PMAQI
11th Jul 2025227 PMAQI
11th Jul 2025218 PMAQI
11th Jul 2025269 PMAQI
11th Jul 20252610 PMAQI
11th Jul 20252211 PMAQI
12th Jul 20252312 AMAQI
12th Jul 2025241 AMAQI
12th Jul 2025252 AMAQI
12th Jul 2025223 AMAQI
12th Jul 2025234 AMAQI
20°C15/24°C
12th Jul 2025255 AMAQI
12th Jul 2025236 AMAQI
12th Jul 2025237 AMAQI
12th Jul 2025228 AMAQI
12th Jul 2025239 AMAQI
12th Jul 20252210 AMAQI
12th Jul 20252211 AMAQI
12th Jul 20252212 PMAQI
12th Jul 2025221 PMAQI
12th Jul 2025222 PMAQI
12th Jul 2025233 PMAQI
12th Jul 2025244 PMAQI
12th Jul 2025255 PMAQI
12th Jul 2025246 PMAQI
12th Jul 2025247 PMAQI
12th Jul 2025248 PMAQI
12th Jul 2025249 PMAQI
12th Jul 20252410 PMAQI
12th Jul 20252411 PMAQI
13th Jul 20252412 AMAQI
13th Jul 2025231 AMAQI
13th Jul 2025232 AMAQI
13th Jul 2025203 AMAQI
13th Jul 2025194 AMAQI
20°C14/27°C
13th Jul 2025235 AMAQI
13th Jul 2025226 AMAQI
13th Jul 2025247 AMAQI
13th Jul 2025208 AMAQI
13th Jul 2025209 AMAQI
13th Jul 20251810 AMAQI
13th Jul 20251811 AMAQI
13th Jul 20251712 PMAQI
13th Jul 2025171 PMAQI
13th Jul 2025182 PMAQI
13th Jul 2025193 PMAQI
13th Jul 2025204 PMAQI
13th Jul 2025205 PMAQI
13th Jul 2025216 PMAQI
13th Jul 2025227 PMAQI
13th Jul 2025228 PMAQI
13th Jul 2025229 PMAQI
13th Jul 20252010 PMAQI
13th Jul 20252411 PMAQI
14th Jul 20252412 AMAQI
14th Jul 2025231 AMAQI
14th Jul 2025222 AMAQI
14th Jul 2025203 AMAQI
14th Jul 2025214 AMAQI
19°C16/25°C
14th Jul 2025205 AMAQI
14th Jul 2025216 AMAQI
14th Jul 2025217 AMAQI
14th Jul 2025208 AMAQI
14th Jul 2025209 AMAQI
14th Jul 20252110 AMAQI
14th Jul 20251811 AMAQI
14th Jul 20251912 PMAQI
14th Jul 2025181 PMAQI
14th Jul 2025182 PMAQI
14th Jul 2025183 PMAQI
14th Jul 2025194 PMAQI
14th Jul 2025205 PMAQI
14th Jul 2025216 PMAQI
14th Jul 2025207 PMAQI
14th Jul 2025198 PMAQI
14th Jul 2025209 PMAQI
14th Jul 20252010 PMAQI
14th Jul 20251911 PMAQI
15th Jul 20251812 AMAQI
15th Jul 2025221 AMAQI
15th Jul 2025182 AMAQI
15th Jul 2025173 AMAQI
15th Jul 2025174 AMAQI
19°C15/24°C
15th Jul 2025185 AMAQI
15th Jul 2025186 AMAQI
15th Jul 2025227 AMAQI
15th Jul 2025228 AMAQI
15th Jul 2025289 AMAQI
15th Jul 20252810 AMAQI
15th Jul 20252411 AMAQI
15th Jul 20253112 PMAQI
15th Jul 2025401 PMAQI
15th Jul 2025482 PMAQI
15th Jul 2025483 PMAQI
15th Jul 2025514 PMAQI
15th Jul 2025385 PMAQI
15th Jul 2025316 PMAQI
15th Jul 2025277 PMAQI
15th Jul 2025268 PMAQI
15th Jul 2025319 PMAQI
15th Jul 20252510 PMAQI
15th Jul 20253011 PMAQI
16th Jul 20252612 AMAQI
16th Jul 2025281 AMAQI
16th Jul 2025282 AMAQI
16th Jul 2025353 AMAQI
16th Jul 2025364 AMAQI
25°C16/33°C
16th Jul 2025375 AMAQI
16th Jul 2025386 AMAQI
16th Jul 2025367 AMAQI
16th Jul 2025368 AMAQI
16th Jul 2025429 AMAQI
16th Jul 20254210 AMAQI
16th Jul 20254511 AMAQI
16th Jul 20255112 PMAQI
16th Jul 2025501 PMAQI
16th Jul 2025482 PMAQI
16th Jul 2025443 PMAQI
16th Jul 2025454 PMAQI
16th Jul 2025455 PMAQI
16th Jul 2025456 PMAQI
16th Jul 2025477 PMAQI
16th Jul 2025428 PMAQI
16th Jul 2025429 PMAQI
16th Jul 20254310 PMAQI
16th Jul 20254211 PMAQI
17th Jul 20254712 AMAQI
17th Jul 2025471 AMAQI
17th Jul 2025502 AMAQI
17th Jul 2025473 AMAQI
17th Jul 2025454 AMAQI
26°C18/34°C
17th Jul 2025375 AMAQI
17th Jul 2025366 AMAQI
17th Jul 2025347 AMAQI
17th Jul 2025338 AMAQI
17th Jul 2025349 AMAQI
17th Jul 20253410 AMAQI
17th Jul 20253111 AMAQI
17th Jul 20253012 PMAQI
17th Jul 2025281 PMAQI
17th Jul 2025282 PMAQI
17th Jul 2025303 PMAQI
17th Jul 2025304 PMAQI
17th Jul 2025305 PMAQI
17th Jul 2025306 PMAQI
17th Jul 2025297 PMAQI
17th Jul 2025288 PMAQI
17th Jul 2025319 PMAQI
17th Jul 20253010 PMAQI
17th Jul 20252311 PMAQI
18th Jul 20252212 AMAQI
18th Jul 2025241 AMAQI
18th Jul 2025202 AMAQI
18th Jul 2025153 AMAQI
18th Jul 2025144 AMAQI
22°C19/26°C
18th Jul 2025185 AMAQI
18th Jul 2025136 AMAQI
18th Jul 2025157 AMAQI
18th Jul 2025168 AMAQI
18th Jul 2025169 AMAQI
18th Jul 20251410 AMAQI
18th Jul 20251411 AMAQI
18th Jul 20251512 PMAQI
18th Jul 2025161 PMAQI
18th Jul 2025162 PMAQI
18th Jul 2025163 PMAQI
18th Jul 2025164 PMAQI
18th Jul 2025165 PMAQI
18th Jul 2025186 PMAQI
18th Jul 2025187 PMAQI
18th Jul 2025188 PMAQI
18th Jul 2025179 PMAQI
18th Jul 20251710 PMAQI
18th Jul 20252111 PMAQI
19th Jul 20252412 AMAQI
19th Jul 2025241 AMAQI
19th Jul 2025232 AMAQI
19th Jul 2025243 AMAQI
19th Jul 2025244 AMAQI
22°C18/27°C
19th Jul 2025255 AMAQI
19th Jul 2025246 AMAQI
19th Jul 2025247 AMAQI
19th Jul 2025258 AMAQI
19th Jul 2025249 AMAQI
19th Jul 20252410 AMAQI
19th Jul 20252611 AMAQI
19th Jul 20252612 PMAQI
19th Jul 2025341 PMAQI
19th Jul 2025442 PMAQI
19th Jul 2025463 PMAQI
19th Jul 2025344 PMAQI
19th Jul 2025315 PMAQI
19th Jul 2025366 PMAQI
19th Jul 2025367 PMAQI
19th Jul 2025398 PMAQI
19th Jul 2025319 PMAQI
19th Jul 20253010 PMAQI
19th Jul 20253811 PMAQI
20th Jul 20253612 AMAQI
20th Jul 2025351 AMAQI
20th Jul 2025332 AMAQI
20th Jul 2025323 AMAQI
20th Jul 2025324 AMAQI
21°C13/29°C
20th Jul 2025275 AMAQI
20th Jul 2025286 AMAQI
20th Jul 2025287 AMAQI
20th Jul 2025268 AMAQI
20th Jul 2025259 AMAQI
20th Jul 20252610 AMAQI
20th Jul 20252511 AMAQI
20th Jul 20252612 PMAQI
20th Jul 2025271 PMAQI
20th Jul 2025272 PMAQI
20th Jul 2025273 PMAQI
20th Jul 2025254 PMAQI
20th Jul 2025245 PMAQI
20th Jul 2025226 PMAQI
20th Jul 2025227 PMAQI
20th Jul 2025208 PMAQI
20th Jul 2025259 PMAQI
20th Jul 20252610 PMAQI
20th Jul 20252311 PMAQI
21st Jul 20252212 AMAQI
21st Jul 2025231 AMAQI
21st Jul 2025222 AMAQI
21st Jul 2025223 AMAQI
21st Jul 2025204 AMAQI
17°C15/18°C
21st Jul 2025215 AMAQI
21st Jul 2025226 AMAQI
21st Jul 2025257 AMAQI
21st Jul 2025288 AMAQI
21st Jul 2025309 AMAQI
21st Jul 20253510 AMAQI
21st Jul 20253711 AMAQI
21st Jul 20253312 PMAQI
21st Jul 2025291 PMAQI
21st Jul 2025262 PMAQI
21st Jul 2025243 PMAQI
21st Jul 2025214 PMAQI
21st Jul 2025205 PMAQI
21st Jul 2025206 PMAQI
21st Jul 2025207 PMAQI
21st Jul 2025208 PMAQI
21st Jul 2025209 PMAQI
21st Jul 20251810 PMAQI
21st Jul 20251611 PMAQI
22nd Jul 20251612 AMAQI
22nd Jul 2025171 AMAQI
22nd Jul 2025162 AMAQI
22nd Jul 2025143 AMAQI
22nd Jul 2025144 AMAQI
18°C14/21°C
22nd Jul 2025145 AMAQI
22nd Jul 2025126 AMAQI
22nd Jul 2025137 AMAQI
22nd Jul 2025138 AMAQI
22nd Jul 2025139 AMAQI
22nd Jul 20251410 AMAQI
22nd Jul 20251511 AMAQI
22nd Jul 20251412 PMAQI
22nd Jul 2025141 PMAQI
22nd Jul 2025152 PMAQI
22nd Jul 2025153 PMAQI
22nd Jul 2025164 PMAQI
22nd Jul 2025175 PMAQI
22nd Jul 2025186 PMAQI
22nd Jul 2025207 PMAQI
22nd Jul 2025218 PMAQI
22nd Jul 2025179 PMAQI
22nd Jul 20251710 PMAQI
22nd Jul 20252511 PMAQI
23rd Jul 20252612 AMAQI
23rd Jul 2025281 AMAQI
23rd Jul 2025272 AMAQI
23rd Jul 2025283 AMAQI
23rd Jul 2025314 AMAQI
19°C11/26°C
23rd Jul 2025315 AMAQI
23rd Jul 2025326 AMAQI
23rd Jul 2025317 AMAQI
23rd Jul 2025308 AMAQI
23rd Jul 2025309 AMAQI
23rd Jul 20253110 AMAQI
23rd Jul 20253211 AMAQI
23rd Jul 20253312 PMAQI
23rd Jul 2025341 PMAQI
23rd Jul 2025332 PMAQI
23rd Jul 2025323 PMAQI
23rd Jul 2025324 PMAQI
23rd Jul 2025315 PMAQI
23rd Jul 2025326 PMAQI
23rd Jul 2025327 PMAQI
23rd Jul 2025308 PMAQI
23rd Jul 2025309 PMAQI
23rd Jul 20253010 PMAQI
23rd Jul 20252911 PMAQI
24th Jul 20252812 AMAQI
24th Jul 2025271 AMAQI
24th Jul 2025262 AMAQI
24th Jul 2025253 AMAQI
24th Jul 2025234 AMAQI
20°C13/28°C
24th Jul 2025215 AMAQI
24th Jul 2025206 AMAQI
24th Jul 2025197 AMAQI
24th Jul 2025208 AMAQI
24th Jul 2025219 AMAQI
24th Jul 20252210 AMAQI
24th Jul 20252211 AMAQI
24th Jul 20252212 PMAQI
24th Jul 2025231 PMAQI
24th Jul 2025242 PMAQI
24th Jul 2025243 PMAQI
24th Jul 2025254 PMAQI
24th Jul 2025265 PMAQI
24th Jul 2025286 PMAQI
24th Jul 2025317 PMAQI
24th Jul 2025328 PMAQI
24th Jul 2025269 PMAQI
24th Jul 20252810 PMAQI
24th Jul 20253411 PMAQI
25th Jul 20253112 AMAQI
25th Jul 2025321 AMAQI
25th Jul 2025312 AMAQI
25th Jul 2025343 AMAQI
25th Jul 2025344 AMAQI
21°C17/28°C
25th Jul 2025345 AMAQI
25th Jul 2025366 AMAQI
25th Jul 2025347 AMAQI
25th Jul 2025338 AMAQI
25th Jul 2025339 AMAQI
25th Jul 20253410 AMAQI
25th Jul 20253411 AMAQI
25th Jul 20253412 PMAQI
25th Jul 2025381 PMAQI
25th Jul 2025402 PMAQI
25th Jul 2025383 PMAQI
25th Jul 2025384 PMAQI
25th Jul 2025345 PMAQI
25th Jul 2025326 PMAQI
25th Jul 2025297 PMAQI
25th Jul 2025268 PMAQI
25th Jul 2025339 PMAQI
25th Jul 20253410 PMAQI
25th Jul 20252611 PMAQI
26th Jul 20253512 AMAQI
26th Jul 2025341 AMAQI
26th Jul 2025462 AMAQI
26th Jul 2025563 AMAQI
26th Jul 2025604 AMAQI
23°C18/30°C
26th Jul 2025595 AMAQI
26th Jul 2025566 AMAQI
26th Jul 2025557 AMAQI
26th Jul 2025528 AMAQI
26th Jul 2025549 AMAQI
26th Jul 20255410 AMAQI
26th Jul 20255111 AMAQI
26th Jul 20254812 PMAQI
26th Jul 2025431 PMAQI
26th Jul 2025372 PMAQI
26th Jul 2025343 PMAQI
26th Jul 2025394 PMAQI
26th Jul 2025385 PMAQI
26th Jul 2025376 PMAQI
26th Jul 2025377 PMAQI
26th Jul 2025378 PMAQI
26th Jul 2025449 PMAQI
26th Jul 20254410 PMAQI
26th Jul 20254011 PMAQI
27th Jul 20253912 AMAQI
27th Jul 2025401 AMAQI
27th Jul 2025382 AMAQI
27th Jul 2025353 AMAQI
27th Jul 2025414 AMAQI
22°C16/28°C
27th Jul 2025405 AMAQI
27th Jul 2025376 AMAQI
27th Jul 2025407 AMAQI
27th Jul 2025428 AMAQI
27th Jul 2025409 AMAQI
27th Jul 20254110 AMAQI
27th Jul 20254411 AMAQI
27th Jul 20254712 PMAQI
27th Jul 2025551 PMAQI
27th Jul 2025592 PMAQI
27th Jul 2025593 PMAQI
27th Jul 2025584 PMAQI
27th Jul 2025545 PMAQI
27th Jul 2025536 PMAQI
27th Jul 2025547 PMAQI
27th Jul 2025568 PMAQI
27th Jul 2025479 PMAQI
27th Jul 20254610 PMAQI
27th Jul 20255411 PMAQI
28th Jul 20255212 AMAQI
28th Jul 2025511 AMAQI
28th Jul 2025522 AMAQI
28th Jul 2025533 AMAQI
28th Jul 2025544 AMAQI
21°C9/31°C
28th Jul 2025545 AMAQI
28th Jul 2025566 AMAQI
28th Jul 2025577 AMAQI
28th Jul 2025568 AMAQI
28th Jul 2025569 AMAQI
28th Jul 20255610 AMAQI
28th Jul 20255811 AMAQI
28th Jul 20255812 PMAQI
28th Jul 2025581 PMAQI
28th Jul 2025582 PMAQI
28th Jul 2025563 PMAQI
28th Jul 2025554 PMAQI
28th Jul 2025545 PMAQI
28th Jul 2025546 PMAQI
28th Jul 2025547 PMAQI
28th Jul 2025538 PMAQI
28th Jul 2025569 PMAQI
28th Jul 20255710 PMAQI
28th Jul 20255311 PMAQI
29th Jul 20255212 AMAQI
29th Jul 2025511 AMAQI
29th Jul 2025512 AMAQI
29th Jul 2025483 AMAQI
29th Jul 2025544 AMAQI
22°C16/28°C
29th Jul 2025505 AMAQI
29th Jul 2025476 AMAQI
29th Jul 2025477 AMAQI
29th Jul 2025458 AMAQI
29th Jul 2025459 AMAQI
29th Jul 20254410 AMAQI
29th Jul 20254511 AMAQI
29th Jul 20254512 PMAQI
29th Jul 2025501 PMAQI
29th Jul 2025522 PMAQI
29th Jul 2025523 PMAQI
29th Jul 2025504 PMAQI
29th Jul 2025485 PMAQI
29th Jul 2025486 PMAQI
29th Jul 2025477 PMAQI
29th Jul 2025468 PMAQI
29th Jul 2025469 PMAQI
29th Jul 20254710 PMAQI
29th Jul 20254411 PMAQI
30th Jul 20254612 AMAQI
30th Jul 2025441 AMAQI
30th Jul 2025422 AMAQI
30th Jul 2025443 AMAQI
30th Jul 2025424 AMAQI
23°C17/32°C
30th Jul 2025425 AMAQI
30th Jul 2025416 AMAQI
30th Jul 2025447 AMAQI
30th Jul 2025438 AMAQI
30th Jul 2025469 AMAQI
30th Jul 20254910 AMAQI
30th Jul 20254911 AMAQI
30th Jul 20255112 PMAQI
30th Jul 2025521 PMAQI
30th Jul 2025552 PMAQI
30th Jul 2025573 PMAQI
30th Jul 2025584 PMAQI
30th Jul 2025595 PMAQI
30th Jul 2025596 PMAQI
30th Jul 2025597 PMAQI
30th Jul 2025598 PMAQI
30th Jul 2025599 PMAQI
30th Jul 20255910 PMAQI
30th Jul 20255611 PMAQI
31st Jul 20255612 AMAQI
31st Jul 2025541 AMAQI
31st Jul 2025532 AMAQI
31st Jul 2025533 AMAQI
31st Jul 2025514 AMAQI
22°C15/31°C
31st Jul 2025525 AMAQI
31st Jul 2025546 AMAQI
31st Jul 2025567 AMAQI
31st Jul 2025608 AMAQI
31st Jul 2025669 AMAQI
31st Jul 20256510 AMAQI
31st Jul 20256611 AMAQI
31st Jul 20256112 PMAQI
31st Jul 2025541 PMAQI
31st Jul 2025452 PMAQI
31st Jul 2025403 PMAQI
31st Jul 2025354 PMAQI
31st Jul 2025405 PMAQI
31st Jul 2025376 PMAQI
31st Jul 2025377 PMAQI
31st Jul 2025348 PMAQI
31st Jul 2025549 PMAQI
31st Jul 20254410 PMAQI
31st Jul 20253211 PMAQI
1st Aug 20253312 AMAQI
1st Aug 2025331 AMAQI
1st Aug 2025322 AMAQI
1st Aug 2025333 AMAQI
1st Aug 2025314 AMAQI
21°C18/24°C
1st Aug 2025305 AMAQI
1st Aug 2025286 AMAQI
1st Aug 2025227 AMAQI
1st Aug 2025208 AMAQI
1st Aug 2025209 AMAQI
1st Aug 20251810 AMAQI
1st Aug 20251611 AMAQI
1st Aug 20251712 PMAQI
1st Aug 2025191 PMAQI
1st Aug 2025172 PMAQI
1st Aug 2025203 PMAQI
1st Aug 2025234 PMAQI
1st Aug 2025185 PMAQI
1st Aug 2025176 PMAQI
1st Aug 2025247 PMAQI
1st Aug 2025188 PMAQI
1st Aug 2025189 PMAQI
1st Aug 20251810 PMAQI
1st Aug 20252011 PMAQI
2nd Aug 20252012 AMAQI
2nd Aug 2025221 AMAQI
2nd Aug 2025222 AMAQI
2nd Aug 2025223 AMAQI
2nd Aug 2025204 AMAQI
20°C12/26°C
2nd Aug 2025205 AMAQI
2nd Aug 2025206 AMAQI
2nd Aug 2025237 AMAQI
2nd Aug 2025208 AMAQI
2nd Aug 2025209 AMAQI
2nd Aug 20251810 AMAQI
2nd Aug 20251911 AMAQI
2nd Aug 20252012 PMAQI
2nd Aug 2025201 PMAQI
2nd Aug 2025182 PMAQI
2nd Aug 2025183 PMAQI
2nd Aug 2025164 PMAQI
2nd Aug 2025185 PMAQI
2nd Aug 2025256 PMAQI
2nd Aug 2025237 PMAQI
2nd Aug 2025268 PMAQI
2nd Aug 2025229 PMAQI
2nd Aug 20252710 PMAQI
2nd Aug 20253511 PMAQI
3rd Aug 20253612 AMAQI
3rd Aug 2025301 AMAQI
3rd Aug 2025342 AMAQI
3rd Aug 2025313 AMAQI
3rd Aug 2025304 AMAQI
19°C9/27°C
3rd Aug 2025295 AMAQI
5 AM3rd Aug 2025286 AMAQI
3rd Aug 2025307 AMAQI
3rd Aug 2025298 AMAQI
3rd Aug 2025309 AMAQI
1 PM
9 PM
1 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 9 PM
31AQI
17 hours / Day
510 hours / Month
Avg. Lowest Time
5 AM - 9 PM
31AQI
17 hours / Day
510 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 9 PM (Avg. 31), while the lowest AQI was between 5 AM to 9 PM (Avg. 31).
Night time
Avg. Highest Time
12 AM - 11 PM
31AQI
7 hours / Day
210 hours / Month
Avg. Lowest Time
12 AM - 11 PM
31AQI
7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 31), while the lowest AQI was between 12 AM to 11 PM (Avg. 31).
2025 Days Vs Air Quality
Fredericton, New Brunswick, Canada
2025
98%
126
2%
2
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
126 DaysModerate
2 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 98%
Health Risk Level:
Very Low
In 2025, 98% of 215 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
Fredericton, New Brunswick, Canada
AQI levels in 2025
AQI
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.
1st March 2025
18AQI
18AQI
2nd March 2025
22AQI
22AQI
3rd March 2025
16AQI
16AQI
4th March 2025
22AQI
22AQI
5th March 2025
21AQI
21AQI
1st April 2025
28AQI
28AQI
2nd April 2025
17AQI
17AQI
3rd April 2025
21AQI
21AQI
4th April 2025
21AQI
21AQI
5th April 2025
15AQI
15AQI
6th April 2025
14AQI
14AQI
7th April 2025
16AQI
16AQI
8th April 2025
19AQI
19AQI
9th April 2025
17AQI
17AQI
10th April 2025
15AQI
15AQI
11th April 2025
13AQI
13AQI
12th April 2025
12AQI
12AQI
13th April 2025
10AQI
10AQI
14th April 2025
10AQI
10AQI
15th April 2025
11AQI
11AQI
16th April 2025
11AQI
11AQI
17th April 2025
12AQI
12AQI
18th April 2025
12AQI
12AQI
19th April 2025
10AQI
10AQI
20th April 2025
10AQI
10AQI
21st April 2025
12AQI
12AQI
22nd April 2025
17AQI
17AQI
23rd April 2025
20AQI
20AQI
24th April 2025
15AQI
15AQI
25th April 2025
17AQI
17AQI
26th April 2025
18AQI
18AQI
27th April 2025
15AQI
15AQI
28th April 2025
18AQI
18AQI
29th April 2025
25AQI
25AQI
30th April 2025
23AQI
23AQI
1st May 2025
15AQI
15AQI
2nd May 2025
20AQI
20AQI
3rd May 2025
21AQI
21AQI
4th May 2025
20AQI
20AQI
5th May 2025
16AQI
16AQI
6th May 2025
20AQI
20AQI
7th May 2025
16AQI
16AQI
8th May 2025
15AQI
15AQI
9th May 2025
16AQI
16AQI
10th May 2025
14AQI
14AQI
11th May 2025
14AQI
14AQI
12th May 2025
19AQI
19AQI
13th May 2025
19AQI
19AQI
14th May 2025
22AQI
22AQI
15th May 2025
28AQI
28AQI
16th May 2025
30AQI
30AQI
17th May 2025
22AQI
22AQI
18th May 2025
15AQI
15AQI
19th May 2025
13AQI
13AQI
20th May 2025
13AQI
13AQI
21st May 2025
17AQI
17AQI
22nd May 2025
21AQI
21AQI
23rd May 2025
19AQI
19AQI
24th May 2025
11AQI
11AQI
25th May 2025
12AQI
12AQI
26th May 2025
18AQI
18AQI
27th May 2025
26AQI
26AQI
28th May 2025
27AQI
27AQI
29th May 2025
31AQI
31AQI
30th May 2025
21AQI
21AQI
31st May 2025
23AQI
23AQI
1st June 2025
23AQI
23AQI
2nd June 2025
20AQI
20AQI
3rd June 2025
24AQI
24AQI
4th June 2025
29AQI
29AQI
5th June 2025
36AQI
36AQI
6th June 2025
45AQI
45AQI
7th June 2025
48AQI
48AQI
8th June 2025
45AQI
45AQI
9th June 2025
49AQI
49AQI
10th June 2025
44AQI
44AQI
11th June 2025
30AQI
30AQI
12th June 2025
54AQI
54AQI
13th June 2025
33AQI
33AQI
14th June 2025
24AQI
24AQI
15th June 2025
29AQI
29AQI
16th June 2025
28AQI
28AQI
17th June 2025
26AQI
26AQI
18th June 2025
19AQI
19AQI
19th June 2025
17AQI
17AQI
20th June 2025
22AQI
22AQI
21st June 2025
19AQI
19AQI
22nd June 2025
24AQI
24AQI
23rd June 2025
30AQI
30AQI
24th June 2025
38AQI
38AQI
25th June 2025
41AQI
41AQI
26th June 2025
20AQI
20AQI
27th June 2025
20AQI
20AQI
28th June 2025
23AQI
23AQI
29th June 2025
17AQI
17AQI
30th June 2025
22AQI
22AQI
1st July 2025
28AQI
28AQI
2nd July 2025
25AQI
25AQI
3rd July 2025
32AQI
32AQI
4th July 2025
32AQI
32AQI
5th July 2025
21AQI
21AQI
6th July 2025
28AQI
28AQI
7th July 2025
40AQI
40AQI
8th July 2025
22AQI
22AQI
9th July 2025
22AQI
22AQI
10th July 2025
28AQI
28AQI
11th July 2025
25AQI
25AQI
12th July 2025
23AQI
23AQI
13th July 2025
21AQI
21AQI
14th July 2025
21AQI
21AQI
15th July 2025
26AQI
26AQI
16th July 2025
38AQI
38AQI
17th July 2025
36AQI
36AQI
18th July 2025
18AQI
18AQI
19th July 2025
29AQI
29AQI
20th July 2025
28AQI
28AQI
21st July 2025
23AQI
23AQI
22nd July 2025
16AQI
16AQI
23rd July 2025
30AQI
30AQI
24th July 2025
26AQI
26AQI
25th July 2025
33AQI
33AQI
26th July 2025
43AQI
43AQI
27th July 2025
46AQI
46AQI
28th July 2025
54AQI
54AQI
29th July 2025
49AQI
49AQI
30th July 2025
50AQI
50AQI
31st July 2025
50AQI
50AQI
1st August 2025
24AQI
24AQI
20AQI
16AQI
19AQI
30AQI
31AQI
24AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202524AQI
5
30
31
29
1
30
1
1
126
2
Highest AQI recorded in
July31AQI
Lowest AQI recorded in
April16AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
24AQILeast Polluted Year Recorded
2025(Avg.)
24AQIFredericton's annual 2025 AQI (24) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
