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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Viljandi, Viljandimaa, Estonia 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+

July Air Quality Analysis

Viljandi, Viljandimaa, Estonia

2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
16th Jul 2025
35AQI
Lowest AQI recorded on
20th Jul 2023
3AQI

Same Day Analysis (31st July):
On this day, AQI across the 4 years varied significantly: 2026 ranks 3rd highest AQI at 14 of Good air quality, showing improvement over 2025 and 2023 on the same day.

Day & Night AQI Trend: 30th Jul - 31st Jul 2026

Viljandi, Viljandimaa, Estonia

AQI
Day
Night
.

4 AM30th Jul 2026

10 PM

3 AM31st Jul 2026

Day time
Avg. Highest Time
4PM30th Jul

90AQI

Avg. Lowest Time
9PM30th Jul

8AQI

Night time
Avg. Highest Time
4AM30th Jul

12AQI

Avg. Lowest Time
3AM31st Jul

12AQI

In the last 24 hours,

Viljandi's AQI reached its highest point of 90 at 4 PM during the Day, while the lowest point, 8, was recorded at 9 PM during the Day between 30th Jul and 31st Jul 2026.

Day & Night AQI Trend : Jul 2026

Viljandi, Viljandimaa, Estonia

Jul
02nd - 03rd03rd - 04th04th - 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
Day
Night
2nd Jul 2026224 AMAQI
2nd Jul 2026195 AMAQI
2nd Jul 2026186 AMAQI
2nd Jul 2026187 AMAQI
2nd Jul 2026288 AMAQI
2nd Jul 2026199 AMAQI
2nd Jul 20261810 AMAQI
2nd Jul 20262011 AMAQI
2nd Jul 20262212 PMAQI
2nd Jul 2026221 PMAQI
2nd Jul 2026142 PMAQI
2nd Jul 2026133 PMAQI
2nd Jul 2026224 PMAQI
2nd Jul 2026245 PMAQI
2nd Jul 2026226 PMAQI
2nd Jul 2026227 PMAQI
2nd Jul 2026148 PMAQI
2nd Jul 2026229 PMAQI
2nd Jul 20262210 PMAQI
2nd Jul 20262211 PMAQI
3rd Jul 20261412 AMAQI
3rd Jul 2026221 AMAQI
3rd Jul 2026222 AMAQI
3rd Jul 2026203 AMAQI

17°C13/23°C

3rd Jul 2026204 AMAQI
3rd Jul 2026205 AMAQI
3rd Jul 2026216 AMAQI
3rd Jul 2026227 AMAQI
3rd Jul 2026248 AMAQI
3rd Jul 2026249 AMAQI
3rd Jul 20262110 AMAQI
3rd Jul 20262311 AMAQI
3rd Jul 20262312 PMAQI
3rd Jul 2026221 PMAQI
3rd Jul 2026232 PMAQI
3rd Jul 2026243 PMAQI
3rd Jul 2026244 PMAQI
3rd Jul 2026245 PMAQI
3rd Jul 2026146 PMAQI
3rd Jul 2026247 PMAQI
3rd Jul 2026488 PMAQI
3rd Jul 2026389 PMAQI
3rd Jul 20262210 PMAQI
3rd Jul 20263411 PMAQI
4th Jul 20262212 AMAQI
4th Jul 2026321 AMAQI
4th Jul 2026222 AMAQI
4th Jul 2026373 AMAQI

15°C12/20°C

4th Jul 2026344 AMAQI
4th Jul 2026225 AMAQI
4th Jul 2026446 AMAQI
4th Jul 2026277 AMAQI
4th Jul 2026128 AMAQI
4th Jul 2026229 AMAQI
4th Jul 2026410 AMAQI
4th Jul 20261311 AMAQI
4th Jul 20261212 PMAQI
4th Jul 202641 PMAQI
4th Jul 2026132 PMAQI
4th Jul 2026233 PMAQI
4th Jul 2026384 PMAQI
4th Jul 2026335 PMAQI
4th Jul 2026306 PMAQI
4th Jul 2026407 PMAQI
4th Jul 2026308 PMAQI
4th Jul 2026129 PMAQI
4th Jul 20262810 PMAQI
4th Jul 20262911 PMAQI
5th Jul 20261212 AMAQI
5th Jul 2026201 AMAQI
5th Jul 2026222 AMAQI
5th Jul 2026103 AMAQI

15°C11/18°C

5th Jul 2026124 AMAQI
5th Jul 2026145 AMAQI
5th Jul 2026186 AMAQI
5th Jul 2026187 AMAQI
5th Jul 2026208 AMAQI
5th Jul 2026229 AMAQI
5th Jul 20262210 AMAQI
5th Jul 2026811 AMAQI
5th Jul 2026412 PMAQI
5th Jul 2026101 PMAQI
5th Jul 2026202 PMAQI
5th Jul 202683 PMAQI
5th Jul 202664 PMAQI
5th Jul 202685 PMAQI
5th Jul 202646 PMAQI
5th Jul 2026147 PMAQI
5th Jul 2026238 PMAQI
5th Jul 2026249 PMAQI
5th Jul 20262110 PMAQI
5th Jul 20262111 PMAQI
6th Jul 20262212 AMAQI
6th Jul 2026211 AMAQI
6th Jul 2026202 AMAQI
6th Jul 2026183 AMAQI

14°C11/18°C

6th Jul 2026194 AMAQI
6th Jul 2026175 AMAQI
6th Jul 2026186 AMAQI
6th Jul 2026147 AMAQI
6th Jul 202648 AMAQI
6th Jul 202649 AMAQI
6th Jul 2026410 AMAQI
6th Jul 2026411 AMAQI
6th Jul 2026412 PMAQI
6th Jul 202641 PMAQI
6th Jul 202662 PMAQI
6th Jul 202663 PMAQI
6th Jul 202664 PMAQI
6th Jul 202685 PMAQI
6th Jul 202686 PMAQI
6th Jul 202687 PMAQI
6th Jul 202688 PMAQI
6th Jul 202689 PMAQI
6th Jul 2026610 PMAQI
6th Jul 2026711 PMAQI
7th Jul 2026612 AMAQI
7th Jul 202661 AMAQI
7th Jul 202682 AMAQI
7th Jul 202683 AMAQI

14°C9/20°C

7th Jul 202684 AMAQI
7th Jul 2026105 AMAQI
7th Jul 202666 AMAQI
7th Jul 202647 AMAQI
7th Jul 202648 AMAQI
7th Jul 2026159 AMAQI
7th Jul 20262210 AMAQI
7th Jul 2026811 AMAQI
7th Jul 2026812 PMAQI
7th Jul 202661 PMAQI
7th Jul 202642 PMAQI
7th Jul 202663 PMAQI
7th Jul 202684 PMAQI
7th Jul 202685 PMAQI
7th Jul 2026266 PMAQI
7th Jul 2026287 PMAQI
7th Jul 2026308 PMAQI
7th Jul 2026249 PMAQI
7th Jul 2026410 PMAQI
7th Jul 2026611 PMAQI
8th Jul 2026812 AMAQI
8th Jul 202661 AMAQI
8th Jul 202682 AMAQI
8th Jul 202643 AMAQI

14°C7/19°C

8th Jul 202644 AMAQI
8th Jul 202665 AMAQI
8th Jul 202686 AMAQI
8th Jul 2026157 AMAQI
8th Jul 202688 AMAQI
8th Jul 202689 AMAQI
8th Jul 20261810 AMAQI
8th Jul 20261511 AMAQI
8th Jul 20261412 PMAQI
8th Jul 2026181 PMAQI
8th Jul 202642 PMAQI
8th Jul 2026143 PMAQI
8th Jul 2026144 PMAQI
8th Jul 202665 PMAQI
8th Jul 202686 PMAQI
8th Jul 202667 PMAQI
8th Jul 202688 PMAQI
8th Jul 202689 PMAQI
8th Jul 20262510 PMAQI
8th Jul 20262611 PMAQI
9th Jul 20262412 AMAQI
9th Jul 2026241 AMAQI
9th Jul 202682 AMAQI
9th Jul 202683 AMAQI

12°C12/13°C

9th Jul 202684 AMAQI
9th Jul 2026205 AMAQI
9th Jul 202666 AMAQI
9th Jul 202647 AMAQI
9th Jul 202688 AMAQI
9th Jul 202689 AMAQI
9th Jul 2026810 AMAQI
9th Jul 20261511 AMAQI
9th Jul 2026812 PMAQI
9th Jul 202681 PMAQI
9th Jul 202682 PMAQI
9th Jul 2026143 PMAQI
9th Jul 2026174 PMAQI
9th Jul 2026185 PMAQI
9th Jul 2026166 PMAQI
9th Jul 2026287 PMAQI
9th Jul 2026168 PMAQI
9th Jul 2026159 PMAQI
9th Jul 20261510 PMAQI
9th Jul 20261511 PMAQI
10th Jul 20261212 AMAQI
10th Jul 2026181 AMAQI
10th Jul 2026122 AMAQI
10th Jul 2026183 AMAQI

14°C11/19°C

10th Jul 2026194 AMAQI
10th Jul 202685 AMAQI
10th Jul 2026166 AMAQI
10th Jul 2026217 AMAQI
10th Jul 2026148 AMAQI
10th Jul 202689 AMAQI
10th Jul 2026810 AMAQI
10th Jul 20262411 AMAQI
10th Jul 20261712 PMAQI
10th Jul 202691 PMAQI
10th Jul 2026202 PMAQI
10th Jul 2026103 PMAQI
10th Jul 202674 PMAQI
10th Jul 2026115 PMAQI
10th Jul 2026106 PMAQI
10th Jul 202687 PMAQI
10th Jul 202688 PMAQI
10th Jul 202689 PMAQI
10th Jul 2026610 PMAQI
10th Jul 2026811 PMAQI
11th Jul 2026612 AMAQI
11th Jul 2026281 AMAQI
11th Jul 2026302 AMAQI
11th Jul 2026313 AMAQI

16°C11/22°C

11th Jul 2026284 AMAQI
11th Jul 2026265 AMAQI
11th Jul 202686 AMAQI
11th Jul 2026167 AMAQI
11th Jul 2026168 AMAQI
11th Jul 2026209 AMAQI
11th Jul 20262310 AMAQI
11th Jul 20262811 AMAQI
11th Jul 20262612 PMAQI
11th Jul 2026241 PMAQI
11th Jul 2026222 PMAQI
11th Jul 202683 PMAQI
11th Jul 2026294 PMAQI
11th Jul 2026285 PMAQI
11th Jul 2026266 PMAQI
11th Jul 2026267 PMAQI
11th Jul 2026288 PMAQI
11th Jul 2026299 PMAQI
11th Jul 20262410 PMAQI
11th Jul 20262611 PMAQI
12th Jul 20262612 AMAQI
12th Jul 2026261 AMAQI
12th Jul 2026282 AMAQI
12th Jul 2026273 AMAQI

19°C14/26°C

12th Jul 2026274 AMAQI
12th Jul 2026255 AMAQI
12th Jul 2026246 AMAQI
12th Jul 2026227 AMAQI
12th Jul 2026228 AMAQI
12th Jul 2026209 AMAQI
12th Jul 20262010 AMAQI
12th Jul 20262511 AMAQI
12th Jul 20262512 PMAQI
12th Jul 2026241 PMAQI
12th Jul 2026242 PMAQI
12th Jul 2026243 PMAQI
12th Jul 2026244 PMAQI
12th Jul 2026265 PMAQI
12th Jul 2026256 PMAQI
12th Jul 2026267 PMAQI
12th Jul 2026248 PMAQI
12th Jul 2026259 PMAQI
12th Jul 20262410 PMAQI
12th Jul 20262611 PMAQI
13th Jul 20262412 AMAQI
13th Jul 2026261 AMAQI
13th Jul 2026252 AMAQI
13th Jul 2026243 AMAQI

22°C16/29°C

13th Jul 2026264 AMAQI
13th Jul 2026225 AMAQI
13th Jul 2026246 AMAQI
13th Jul 2026197 AMAQI
13th Jul 2026188 AMAQI
13th Jul 2026199 AMAQI
13th Jul 20262110 AMAQI
13th Jul 20262711 AMAQI
13th Jul 20261912 PMAQI
13th Jul 2026271 PMAQI
13th Jul 2026162 PMAQI
13th Jul 2026183 PMAQI
13th Jul 2026184 PMAQI
13th Jul 2026305 PMAQI
13th Jul 2026246 PMAQI
13th Jul 2026307 PMAQI
13th Jul 2026298 PMAQI
13th Jul 2026309 PMAQI
13th Jul 20262310 PMAQI
13th Jul 20262811 PMAQI
14th Jul 20262612 AMAQI
14th Jul 2026271 AMAQI
14th Jul 2026242 AMAQI
14th Jul 2026283 AMAQI

22°C16/27°C

14th Jul 2026284 AMAQI
14th Jul 2026225 AMAQI
14th Jul 2026206 AMAQI
14th Jul 2026197 AMAQI
14th Jul 2026198 AMAQI
14th Jul 2026209 AMAQI
14th Jul 20262010 AMAQI
14th Jul 20262611 AMAQI
14th Jul 20262812 PMAQI
14th Jul 2026271 PMAQI
14th Jul 2026282 PMAQI
14th Jul 2026283 PMAQI
14th Jul 2026284 PMAQI
14th Jul 2026305 PMAQI
14th Jul 2026326 PMAQI
14th Jul 2026327 PMAQI
14th Jul 2026308 PMAQI
14th Jul 2026289 PMAQI
14th Jul 20262410 PMAQI
14th Jul 20262611 PMAQI
15th Jul 20262112 AMAQI
15th Jul 2026281 AMAQI
15th Jul 2026272 AMAQI
15th Jul 2026263 AMAQI

20°C15/25°C

15th Jul 2026264 AMAQI
15th Jul 2026225 AMAQI
15th Jul 2026206 AMAQI
15th Jul 2026187 AMAQI
15th Jul 2026188 AMAQI
15th Jul 202689 AMAQI
15th Jul 2026810 AMAQI
15th Jul 2026811 AMAQI
15th Jul 2026812 PMAQI
15th Jul 2026201 PMAQI
15th Jul 2026182 PMAQI
15th Jul 2026203 PMAQI
15th Jul 2026264 PMAQI
15th Jul 2026225 PMAQI
15th Jul 2026206 PMAQI
15th Jul 2026247 PMAQI
15th Jul 2026268 PMAQI
15th Jul 2026279 PMAQI
15th Jul 20262610 PMAQI
15th Jul 20262611 PMAQI
16th Jul 20262412 AMAQI
16th Jul 2026241 AMAQI
16th Jul 2026262 AMAQI
16th Jul 2026263 AMAQI

20°C13/26°C

16th Jul 2026264 AMAQI
16th Jul 2026185 AMAQI
16th Jul 2026226 AMAQI
16th Jul 2026227 AMAQI
16th Jul 2026208 AMAQI
16th Jul 2026219 AMAQI
16th Jul 20262210 AMAQI
16th Jul 20262411 AMAQI
16th Jul 20262612 PMAQI
16th Jul 2026161 PMAQI
16th Jul 202682 PMAQI
16th Jul 202683 PMAQI
16th Jul 2026254 PMAQI
16th Jul 2026165 PMAQI
16th Jul 2026266 PMAQI
16th Jul 2026267 PMAQI
16th Jul 2026138 PMAQI
16th Jul 2026229 PMAQI
16th Jul 20261410 PMAQI
16th Jul 2026411 PMAQI
17th Jul 20261412 AMAQI
17th Jul 202671 AMAQI
17th Jul 2026162 AMAQI
17th Jul 2026443 AMAQI

20°C15/25°C

17th Jul 2026164 AMAQI
17th Jul 202665 AMAQI
17th Jul 2026126 AMAQI
17th Jul 2026197 AMAQI
17th Jul 2026208 AMAQI
17th Jul 2026219 AMAQI
17th Jul 20261010 AMAQI
17th Jul 20261211 AMAQI
17th Jul 20261012 PMAQI
17th Jul 2026121 PMAQI
17th Jul 2026122 PMAQI
17th Jul 202683 PMAQI
17th Jul 2026104 PMAQI
17th Jul 2026105 PMAQI
17th Jul 2026126 PMAQI
17th Jul 2026127 PMAQI
17th Jul 2026128 PMAQI
17th Jul 2026129 PMAQI
17th Jul 20261210 PMAQI
17th Jul 20261211 PMAQI
18th Jul 20261212 AMAQI
18th Jul 2026121 AMAQI
18th Jul 2026122 AMAQI
18th Jul 2026123 AMAQI

20°C12/26°C

18th Jul 2026124 AMAQI
18th Jul 2026125 AMAQI
18th Jul 2026106 AMAQI
18th Jul 2026127 AMAQI
18th Jul 2026108 AMAQI
18th Jul 2026129 AMAQI
18th Jul 20261210 AMAQI
18th Jul 20261211 AMAQI
18th Jul 20261212 PMAQI
18th Jul 2026121 PMAQI
18th Jul 2026142 PMAQI
18th Jul 2026123 PMAQI
18th Jul 2026124 PMAQI
18th Jul 2026125 PMAQI
18th Jul 2026126 PMAQI
18th Jul 2026147 PMAQI
18th Jul 2026128 PMAQI
18th Jul 2026149 PMAQI
18th Jul 20261710 PMAQI
18th Jul 20261411 PMAQI
19th Jul 20261412 AMAQI
19th Jul 2026171 AMAQI
19th Jul 2026172 AMAQI
19th Jul 2026213 AMAQI

22°C17/28°C

19th Jul 2026214 AMAQI
19th Jul 2026165 AMAQI
19th Jul 2026146 AMAQI
19th Jul 2026177 AMAQI
19th Jul 2026148 AMAQI
19th Jul 2026179 AMAQI
19th Jul 20261710 AMAQI
19th Jul 20261211 AMAQI
19th Jul 20261712 PMAQI
19th Jul 2026141 PMAQI
19th Jul 2026172 PMAQI
19th Jul 2026193 PMAQI
19th Jul 2026214 PMAQI
19th Jul 2026215 PMAQI
19th Jul 2026176 PMAQI
19th Jul 2026237 PMAQI
19th Jul 2026218 PMAQI
19th Jul 2026219 PMAQI
19th Jul 20262510 PMAQI
19th Jul 20262111 PMAQI
20th Jul 20262712 AMAQI
20th Jul 2026251 AMAQI
20th Jul 2026292 AMAQI
20th Jul 2026293 AMAQI

19°C15/21°C

20th Jul 2026314 AMAQI
20th Jul 2026235 AMAQI
20th Jul 2026336 AMAQI
20th Jul 2026257 AMAQI
20th Jul 2026258 AMAQI
20th Jul 2026239 AMAQI
20th Jul 20262710 AMAQI
20th Jul 20262511 AMAQI
20th Jul 20262512 PMAQI
20th Jul 2026251 PMAQI
20th Jul 2026252 PMAQI
20th Jul 2026213 PMAQI
20th Jul 2026194 PMAQI
20th Jul 2026215 PMAQI
20th Jul 2026216 PMAQI
20th Jul 2026177 PMAQI
20th Jul 2026178 PMAQI
20th Jul 2026199 PMAQI
20th Jul 20261710 PMAQI
20th Jul 20261711 PMAQI
21st Jul 20261412 AMAQI
21st Jul 2026141 AMAQI
21st Jul 2026142 AMAQI
21st Jul 2026173 AMAQI

16°C13/21°C

21st Jul 2026124 AMAQI
21st Jul 2026125 AMAQI
21st Jul 2026177 AMAQI
21st Jul 2026128 AMAQI
21st Jul 2026129 AMAQI
21st Jul 20261210 AMAQI
21st Jul 20261411 AMAQI
21st Jul 20261212 PMAQI
21st Jul 2026291 PMAQI
21st Jul 2026142 PMAQI
21st Jul 2026523 PMAQI
21st Jul 2026474 PMAQI
21st Jul 2026125 PMAQI
21st Jul 2026126 PMAQI
21st Jul 2026127 PMAQI
21st Jul 2026128 PMAQI
21st Jul 2026129 PMAQI
21st Jul 20261210 PMAQI
21st Jul 20261211 PMAQI
22nd Jul 20261212 AMAQI
22nd Jul 2026121 AMAQI
22nd Jul 2026122 AMAQI
22nd Jul 2026123 AMAQI

13°C11/14°C

22nd Jul 2026104 AMAQI
22nd Jul 2026125 AMAQI
22nd Jul 2026126 AMAQI
22nd Jul 2026127 AMAQI
22nd Jul 20261028 AMAQI
22nd Jul 2026869 AMAQI
22nd Jul 20268610 AMAQI
22nd Jul 20267411 AMAQI
22nd Jul 20267112 PMAQI
22nd Jul 2026291 PMAQI
22nd Jul 2026102 PMAQI
22nd Jul 202683 PMAQI
22nd Jul 2026104 PMAQI
22nd Jul 202685 PMAQI
22nd Jul 202686 PMAQI
22nd Jul 202687 PMAQI
22nd Jul 202688 PMAQI
22nd Jul 2026109 PMAQI
22nd Jul 20261210 PMAQI
22nd Jul 20261211 PMAQI
23rd Jul 20261212 AMAQI
23rd Jul 2026101 AMAQI
23rd Jul 202682 AMAQI
23rd Jul 202683 AMAQI

13°C10/16°C

23rd Jul 2026124 AMAQI
23rd Jul 202685 AMAQI
23rd Jul 2026106 AMAQI
23rd Jul 2026107 AMAQI
23rd Jul 2026108 AMAQI
23rd Jul 202689 AMAQI
23rd Jul 2026810 AMAQI
23rd Jul 2026811 AMAQI
23rd Jul 2026812 PMAQI
23rd Jul 2026341 PMAQI
23rd Jul 2026562 PMAQI
23rd Jul 2026313 PMAQI
23rd Jul 202684 PMAQI
23rd Jul 202685 PMAQI
23rd Jul 202686 PMAQI
23rd Jul 202687 PMAQI
23rd Jul 202688 PMAQI
23rd Jul 202689 PMAQI
23rd Jul 2026810 PMAQI
23rd Jul 2026811 PMAQI
24th Jul 20261212 AMAQI
24th Jul 2026121 AMAQI
24th Jul 2026172 AMAQI
24th Jul 2026123 AMAQI

14°C9/19°C

24th Jul 2026124 AMAQI
24th Jul 2026125 AMAQI
24th Jul 2026126 AMAQI
24th Jul 2026127 AMAQI
24th Jul 2026128 AMAQI
24th Jul 2026129 AMAQI
24th Jul 20261210 AMAQI
24th Jul 20261211 AMAQI
24th Jul 20261212 PMAQI
24th Jul 2026121 PMAQI
24th Jul 2026122 PMAQI
24th Jul 2026123 PMAQI
24th Jul 2026124 PMAQI
24th Jul 2026125 PMAQI
24th Jul 2026106 PMAQI
24th Jul 2026107 PMAQI
24th Jul 2026108 PMAQI
24th Jul 2026109 PMAQI
24th Jul 20261210 PMAQI
24th Jul 20263411 PMAQI
25th Jul 20261212 AMAQI
25th Jul 2026121 AMAQI
25th Jul 2026102 AMAQI
25th Jul 2026103 AMAQI

15°C10/20°C

25th Jul 2026124 AMAQI
25th Jul 202685 AMAQI
25th Jul 2026106 AMAQI
25th Jul 2026127 AMAQI
25th Jul 202688 AMAQI
25th Jul 2026129 AMAQI
25th Jul 20262910 AMAQI
25th Jul 20264611 AMAQI
25th Jul 20264212 PMAQI
25th Jul 202681 PMAQI
25th Jul 202682 PMAQI
25th Jul 202683 PMAQI
25th Jul 2026104 PMAQI
25th Jul 2026105 PMAQI
25th Jul 202686 PMAQI
25th Jul 2026127 PMAQI
25th Jul 2026108 PMAQI
25th Jul 2026129 PMAQI
25th Jul 20261210 PMAQI
25th Jul 20261211 PMAQI
26th Jul 20261012 AMAQI
26th Jul 2026121 AMAQI
26th Jul 2026122 AMAQI
26th Jul 2026123 AMAQI

16°C11/22°C

26th Jul 2026124 AMAQI
26th Jul 2026145 AMAQI
26th Jul 2026146 AMAQI
26th Jul 2026127 AMAQI
26th Jul 2026128 AMAQI
26th Jul 2026129 AMAQI
26th Jul 20261210 AMAQI
26th Jul 20261211 AMAQI
26th Jul 20261212 PMAQI
26th Jul 2026141 PMAQI
26th Jul 2026122 PMAQI
26th Jul 2026123 PMAQI
26th Jul 2026144 PMAQI
26th Jul 2026145 PMAQI
26th Jul 2026126 PMAQI
26th Jul 2026147 PMAQI
26th Jul 2026218 PMAQI
26th Jul 2026239 PMAQI
26th Jul 20261710 PMAQI
26th Jul 20261911 PMAQI
27th Jul 20261912 AMAQI
27th Jul 2026191 AMAQI
27th Jul 2026192 AMAQI
27th Jul 2026213 AMAQI

18°C14/25°C

27th Jul 2026194 AMAQI
27th Jul 2026175 AMAQI
27th Jul 2026176 AMAQI
27th Jul 2026177 AMAQI
27th Jul 2026198 AMAQI
27th Jul 2026219 AMAQI
27th Jul 20262510 AMAQI
27th Jul 20262311 AMAQI
27th Jul 20262512 PMAQI
27th Jul 2026211 PMAQI
27th Jul 2026212 PMAQI
27th Jul 2026233 PMAQI
27th Jul 2026254 PMAQI
27th Jul 2026215 PMAQI
27th Jul 2026216 PMAQI
27th Jul 2026197 PMAQI
27th Jul 2026198 PMAQI
27th Jul 2026179 PMAQI
27th Jul 20261710 PMAQI
27th Jul 20261911 PMAQI
28th Jul 20261912 AMAQI
28th Jul 2026141 AMAQI
28th Jul 2026142 AMAQI
28th Jul 2026143 AMAQI

18°C16/23°C

28th Jul 2026174 AMAQI
28th Jul 2026125 AMAQI
28th Jul 2026146 AMAQI
28th Jul 2026147 AMAQI
28th Jul 2026128 AMAQI
28th Jul 2026179 AMAQI
28th Jul 20261210 AMAQI
28th Jul 20261211 AMAQI
28th Jul 20261212 PMAQI
28th Jul 2026121 PMAQI
28th Jul 2026122 PMAQI
28th Jul 2026123 PMAQI
28th Jul 2026124 PMAQI
28th Jul 2026125 PMAQI
28th Jul 2026126 PMAQI
28th Jul 2026127 PMAQI
28th Jul 2026128 PMAQI
28th Jul 2026129 PMAQI
28th Jul 20261210 PMAQI
28th Jul 20261211 PMAQI
29th Jul 20261212 AMAQI
29th Jul 2026121 AMAQI
29th Jul 2026122 AMAQI
29th Jul 2026123 AMAQI

16°C12/21°C

29th Jul 2026124 AMAQI
29th Jul 2026125 AMAQI
29th Jul 2026146 AMAQI
29th Jul 2026147 AMAQI
29th Jul 2026128 AMAQI
29th Jul 2026129 AMAQI
29th Jul 20261210 AMAQI
29th Jul 20261211 AMAQI
29th Jul 20261212 PMAQI
29th Jul 2026121 PMAQI
29th Jul 2026102 PMAQI
29th Jul 202683 PMAQI
29th Jul 2026124 PMAQI
29th Jul 202685 PMAQI
29th Jul 2026126 PMAQI
29th Jul 2026127 PMAQI
29th Jul 2026108 PMAQI
29th Jul 2026109 PMAQI
29th Jul 20261010 PMAQI
29th Jul 20261211 PMAQI
30th Jul 2026812 AMAQI
30th Jul 202681 AMAQI
30th Jul 2026122 AMAQI
30th Jul 2026103 AMAQI

17°C10/23°C

30th Jul 2026124 AMAQI
30th Jul 2026125 AMAQI
30th Jul 2026126 AMAQI
30th Jul 2026127 AMAQI
30th Jul 2026128 AMAQI
30th Jul 2026129 AMAQI
30th Jul 20261210 AMAQI
30th Jul 20261211 AMAQI
30th Jul 20261212 PMAQI
30th Jul 2026461 PMAQI
30th Jul 2026792 PMAQI
30th Jul 2026103 PMAQI
30th Jul 2026904 PMAQI
30th Jul 2026855 PMAQI
30th Jul 202686 PMAQI
30th Jul 2026107 PMAQI
30th Jul 202688 PMAQI
30th Jul 202689 PMAQI
30th Jul 20261210 PMAQI
30th Jul 20261211 PMAQI
31st Jul 20261212 AMAQI
31st Jul 2026121 AMAQI
31st Jul 2026122 AMAQI
31st Jul 2026123 AMAQI

18°C12/25°C

31st Jul 2026124 AMAQI
4 AM
31st Jul 2026125 AMAQI
31st Jul 2026126 AMAQI
31st Jul 2026147 AMAQI
31st Jul 2026128 AMAQI
31st Jul 2026129 AMAQI
31st Jul 20261210 AMAQI
31st Jul 20261211 AMAQI
31st Jul 20261212 PMAQI
31st Jul 2026121 PMAQI
1 PM
31st Jul 2026122 PMAQI
31st Jul 2026123 PMAQI
31st Jul 2026194 PMAQI
31st Jul 2026175 PMAQI
31st Jul 2026176 PMAQI
31st Jul 2026147 PMAQI
31st Jul 2026148 PMAQI
31st Jul 2026199 PMAQI
31st Jul 20261410 PMAQI
10 PM
31st Jul 20261711 PMAQI
1 AM
3 AM

22°C16/29°C

Day time
Avg. Highest Time
4 PM

20AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
5 AM

15AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 PM to 4 PM (Avg. 20), while the lowest AQI was between 5 AM to 5 AM (Avg. 15).
Night time
Avg. Highest Time
1 AM

18AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
12 AM

16AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 1 AM (Avg. 18), while the lowest AQI was between 12 AM to 12 AM (Avg. 16).

2026 Days Vs Air Quality

Viljandi, Viljandimaa, Estonia

2026

95%

199

5%

10

Total number of days with different AQI categories in last 212 days in 2026 (153 days remaining)

Good
199 Days
Moderate
10 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 95%

Health Risk Level:

Very Low

In 2026, 95% of 212 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

Viljandi, Viljandimaa, Estonia

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
15AQI (US)
2nd January 2026
17AQI (US)
3rd January 2026
30AQI (US)
4th January 2026
41AQI (US)
5th January 2026
37AQI (US)
6th January 2026
41AQI (US)
7th January 2026
39AQI (US)
8th January 2026
36AQI (US)
9th January 2026
19AQI (US)
10th January 2026
11AQI (US)
11th January 2026
20AQI (US)
12th January 2026
35AQI (US)
13th January 2026
28AQI (US)
14th January 2026
39AQI (US)
15th January 2026
50AQI (US)
16th January 2026
54AQI (US)
17th January 2026
49AQI (US)
18th January 2026
55AQI (US)
19th January 2026
63AQI (US)
20th January 2026
50AQI (US)
21st January 2026
39AQI (US)
22nd January 2026
9AQI (US)
23rd January 2026
23AQI (US)
24th January 2026
46AQI (US)
25th January 2026
49AQI (US)
26th January 2026
31AQI (US)
27th January 2026
11AQI (US)
28th January 2026
24AQI (US)
29th January 2026
22AQI (US)
30th January 2026
29AQI (US)
31st January 2026
36AQI (US)
1st February 2026
26AQI (US)
2nd February 2026
32AQI (US)
3rd February 2026
16AQI (US)
4th February 2026
10AQI (US)
5th February 2026
17AQI (US)
6th February 2026
20AQI (US)
7th February 2026
37AQI (US)
8th February 2026
14AQI (US)
9th February 2026
42AQI (US)
10th February 2026
36AQI (US)
11th February 2026
51AQI (US)
12th February 2026
35AQI (US)
13th February 2026
32AQI (US)
14th February 2026
30AQI (US)
15th February 2026
23AQI (US)
16th February 2026
21AQI (US)
17th February 2026
36AQI (US)
18th February 2026
21AQI (US)
19th February 2026
22AQI (US)
20th February 2026
18AQI (US)
21st February 2026
17AQI (US)
22nd February 2026
26AQI (US)
23rd February 2026
14AQI (US)
24th February 2026
11AQI (US)
25th February 2026
20AQI (US)
26th February 2026
22AQI (US)
27th February 2026
43AQI (US)
28th February 2026
45AQI (US)
1st March 2026
52AQI (US)
2nd March 2026
17AQI (US)
3rd March 2026
15AQI (US)
4th March 2026
18AQI (US)
5th March 2026
7AQI (US)
6th March 2026
18AQI (US)
7th March 2026
28AQI (US)
8th March 2026
24AQI (US)
9th March 2026
42AQI (US)
10th March 2026
47AQI (US)
11th March 2026
49AQI (US)
12th March 2026
59AQI (US)
13th March 2026
15AQI (US)
14th March 2026
32AQI (US)
15th March 2026
38AQI (US)
16th March 2026
42AQI (US)
17th March 2026
34AQI (US)
18th March 2026
25AQI (US)
19th March 2026
37AQI (US)
20th March 2026
20AQI (US)
21st March 2026
20AQI (US)
22nd March 2026
11AQI (US)
23rd March 2026
22AQI (US)
24th March 2026
21AQI (US)
25th March 2026
43AQI (US)
26th March 2026
17AQI (US)
27th March 2026
17AQI (US)
28th March 2026
17AQI (US)
29th March 2026
17AQI (US)
30th March 2026
25AQI (US)
31st March 2026
12AQI (US)
1st April 2026
14AQI (US)
2nd April 2026
13AQI (US)
3rd April 2026
20AQI (US)
4th April 2026
18AQI (US)
5th April 2026
19AQI (US)
6th April 2026
11AQI (US)
7th April 2026
8AQI (US)
8th April 2026
18AQI (US)
9th April 2026
24AQI (US)
10th April 2026
24AQI (US)
11th April 2026
25AQI (US)
12th April 2026
15AQI (US)
13th April 2026
12AQI (US)
14th April 2026
19AQI (US)
15th April 2026
14AQI (US)
16th April 2026
14AQI (US)
17th April 2026
18th April 2026
9AQI (US)
19th April 2026
12AQI (US)
20th April 2026
16AQI (US)
21st April 2026
18AQI (US)
22nd April 2026
23rd April 2026
12AQI (US)
24th April 2026
15AQI (US)
25th April 2026
16AQI (US)
26th April 2026
12AQI (US)
27th April 2026
7AQI (US)
28th April 2026
14AQI (US)
29th April 2026
11AQI (US)
30th April 2026
18AQI (US)
1st May 2026
19AQI (US)
2nd May 2026
15AQI (US)
3rd May 2026
9AQI (US)
4th May 2026
18AQI (US)
5th May 2026
14AQI (US)
6th May 2026
9AQI (US)
7th May 2026
5AQI (US)
8th May 2026
14AQI (US)
9th May 2026
10th May 2026
13AQI (US)
11th May 2026
12AQI (US)
12th May 2026
10AQI (US)
13th May 2026
33AQI (US)
14th May 2026
62AQI (US)
15th May 2026
60AQI (US)
16th May 2026
39AQI (US)
17th May 2026
47AQI (US)
18th May 2026
35AQI (US)
19th May 2026
34AQI (US)
20th May 2026
40AQI (US)
21st May 2026
52AQI (US)
22nd May 2026
52AQI (US)
23rd May 2026
38AQI (US)
24th May 2026
46AQI (US)
25th May 2026
43AQI (US)
26th May 2026
34AQI (US)
27th May 2026
17AQI (US)
28th May 2026
30AQI (US)
29th May 2026
30AQI (US)
30th May 2026
37AQI (US)
31st May 2026
30AQI (US)
1st June 2026
37AQI (US)
2nd June 2026
24AQI (US)
3rd June 2026
20AQI (US)
4th June 2026
20AQI (US)
5th June 2026
20AQI (US)
6th June 2026
19AQI (US)
7th June 2026
13AQI (US)
8th June 2026
18AQI (US)
9th June 2026
18AQI (US)
10th June 2026
22AQI (US)
11th June 2026
24AQI (US)
12th June 2026
24AQI (US)
13th June 2026
22AQI (US)
14th June 2026
24AQI (US)
15th June 2026
22AQI (US)
16th June 2026
23AQI (US)
17th June 2026
49AQI (US)
18th June 2026
28AQI (US)
19th June 2026
22AQI (US)
20th June 2026
18AQI (US)
21st June 2026
18AQI (US)
22nd June 2026
20AQI (US)
23rd June 2026
28AQI (US)
24th June 2026
19AQI (US)
25th June 2026
29AQI (US)
26th June 2026
32AQI (US)
27th June 2026
25AQI (US)
28th June 2026
22AQI (US)
29th June 2026
21AQI (US)
30th June 2026
21AQI (US)
1st July 2026
21AQI (US)
2nd July 2026
20AQI (US)
3rd July 2026
24AQI (US)
4th July 2026
24AQI (US)
5th July 2026
15AQI (US)
6th July 2026
10AQI (US)
7th July 2026
11AQI (US)
8th July 2026
11AQI (US)
9th July 2026
13AQI (US)
10th July 2026
12AQI (US)
11th July 2026
23AQI (US)
12th July 2026
25AQI (US)
13th July 2026
24AQI (US)
14th July 2026
26AQI (US)
15th July 2026
21AQI (US)
16th July 2026
20AQI (US)
17th July 2026
14AQI (US)
18th July 2026
12AQI (US)
19th July 2026
18AQI (US)
20th July 2026
24AQI (US)
21st July 2026
17AQI (US)
22nd July 2026
26AQI (US)
23rd July 2026
13AQI (US)
24th July 2026
13AQI (US)
25th July 2026
14AQI (US)
26th July 2026
14AQI (US)
27th July 2026
20AQI (US)
28th July 2026
13AQI (US)
29th July 2026
12AQI (US)
30th July 2026
21AQI (US)
31st July 2026
14AQI (US)
1st August 2026
2nd August 2026
3rd August 2026
4th August 2026
5th August 2026
6th August 2026
7th August 2026
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

34AQI (US)

26AQI (US)

27AQI (US)

15AQI (US)

30AQI (US)

23AQI (US)

18AQI (US)

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202625AQI (US)

28
3
27
1
29
2
28
26
4
30
31
199
10

Highest AQI (US) recorded in

January

34AQI (US)

Lowest AQI (US) recorded in

April

15AQI (US)

202529AQI (US)

30
1
20
8
26
5
28
2
31
30
31
31
30
25
6
26
4
29
2
337
28

Highest AQI (US) recorded in

February

48AQI (US)

Lowest AQI (US) recorded in

May

16AQI (US)

202418AQI (US)

30
1
29
28
1
30
31
30
31
31
3
13
30
31
317
2

Highest AQI (US) recorded in

October

26AQI (US)

Lowest AQI (US) recorded in

May

9AQI (US)

202318AQI (US)

31
25
3
30
1
30
31
30
31
31
29
1
31
29
30
1
358
6

Highest AQI (US) recorded in

December

30AQI (US)

Lowest AQI (US) recorded in

July

10AQI (US)

202230AQI (US)

2
1
28
2
28
2
58
5

Highest AQI (US) recorded in

October

33AQI (US)

Lowest AQI (US) recorded in

November

27AQI (US)

Most & Least Polluted Years Over the Last 5 Years

Most Polluted Year Recorded
2022(Avg.)
30AQI (US)
Least Polluted Year Recorded
2023(Avg.)
18AQI (US)

Viljandi's annual 2026 AQI (US) (25) shows an average percentage change of 11.8% (worsened AQI (US)) compared to previous years: 2022 (30), 2023 (18), 2024 (18), 2025 (29).