Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Pha2 Rieger Sets, Prague, Praha, Czechia 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+

October Air Quality Analysis

Pha2 Rieger Sets, Prague, Praha, Czechia

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
30th Oct 2022
97AQI
Lowest AQI recorded on
9th Oct 2023
18AQI

Same Day Analysis (2nd October):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 53 of Moderate air quality, showing improvement over 2025 on the same day.

Day & Night AQI Trend: 2nd Oct - 3rd Oct 2026

Pha2 Rieger Sets, Prague, Praha, Czechia

AQI
Day
Night
.

6 AM2nd Oct 2026

7 PM

5 AM3rd Oct 2026

Day time
Avg. Highest Time
3PM2nd Oct

100AQI

Avg. Lowest Time
7AM2nd Oct

33AQI

Night time
Avg. Highest Time
3AM3rd Oct

74AQI

Avg. Lowest Time
6AM2nd Oct

27AQI

In the last 24 hours,

Pha2 Rieger Sets's AQI reached its highest point of 100 at 3 PM during the Day, while the lowest point, 27, was recorded at 6 AM during the Night between 2nd Oct and 3rd Oct 2026.

Day & Night AQI Trend : Sep - Oct 2026

Pha2 Rieger Sets, Prague, Praha, Czechia

SepOct
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 - 01st01st - 02nd02nd - 03rd03rd
Day
Night
4th Sep 2026316 AMAQI
4th Sep 2026317 AMAQI
4th Sep 2026258 AMAQI
4th Sep 2026309 AMAQI
4th Sep 20264210 AMAQI
4th Sep 20265211 AMAQI
4th Sep 20263612 PMAQI
4th Sep 2026251 PMAQI
4th Sep 2026232 PMAQI
4th Sep 2026523 PMAQI
4th Sep 2026234 PMAQI
4th Sep 2026425 PMAQI
4th Sep 2026296 PMAQI
4th Sep 2026407 PMAQI
4th Sep 2026528 PMAQI
4th Sep 2026529 PMAQI
4th Sep 20263610 PMAQI
4th Sep 20265211 PMAQI
5th Sep 20265212 AMAQI
5th Sep 2026271 AMAQI
5th Sep 2026382 AMAQI
5th Sep 2026523 AMAQI
5th Sep 2026404 AMAQI
5th Sep 2026275 AMAQI

21°C15/27°C

5th Sep 2026296 AMAQI
5th Sep 2026197 AMAQI
5th Sep 2026258 AMAQI
5th Sep 2026389 AMAQI
5th Sep 20262710 AMAQI
5th Sep 20264011 AMAQI
5th Sep 20264212 PMAQI
5th Sep 2026401 PMAQI
5th Sep 2026422 PMAQI
5th Sep 2026313 PMAQI
5th Sep 2026334 PMAQI
5th Sep 2026485 PMAQI
5th Sep 2026216 PMAQI
5th Sep 2026217 PMAQI
5th Sep 2026148 PMAQI
5th Sep 2026219 PMAQI
5th Sep 20263810 PMAQI
5th Sep 20264411 PMAQI
6th Sep 20263212 AMAQI
6th Sep 2026251 AMAQI
6th Sep 2026552 AMAQI
6th Sep 2026533 AMAQI
6th Sep 2026384 AMAQI
6th Sep 2026215 AMAQI

18°C13/22°C

6th Sep 2026216 AMAQI
6th Sep 2026217 AMAQI
6th Sep 2026518 AMAQI
6th Sep 2026349 AMAQI
6th Sep 20263610 AMAQI
6th Sep 20265111 AMAQI
6th Sep 20264212 PMAQI
6th Sep 2026461 PMAQI
6th Sep 2026312 PMAQI
6th Sep 2026383 PMAQI
6th Sep 2026294 PMAQI
6th Sep 2026215 PMAQI
6th Sep 2026216 PMAQI
6th Sep 2026217 PMAQI
6th Sep 2026448 PMAQI
6th Sep 2026449 PMAQI
6th Sep 20264710 PMAQI
6th Sep 20265211 PMAQI
7th Sep 20263312 AMAQI
7th Sep 2026361 AMAQI
7th Sep 2026522 AMAQI
7th Sep 2026513 AMAQI
7th Sep 2026514 AMAQI
7th Sep 2026525 AMAQI

16°C11/20°C

7th Sep 2026526 AMAQI
7th Sep 2026477 AMAQI
7th Sep 2026478 AMAQI
7th Sep 2026529 AMAQI
7th Sep 20263810 AMAQI
7th Sep 20264011 AMAQI
7th Sep 20264412 PMAQI
7th Sep 2026491 PMAQI
7th Sep 2026552 PMAQI
7th Sep 2026483 PMAQI
7th Sep 2026564 PMAQI
7th Sep 2026485 PMAQI
7th Sep 2026296 PMAQI
7th Sep 2026367 PMAQI
7th Sep 2026318 PMAQI
7th Sep 2026339 PMAQI
7th Sep 20263110 PMAQI
7th Sep 20263111 PMAQI
8th Sep 20264412 AMAQI
8th Sep 2026401 AMAQI
8th Sep 2026342 AMAQI
8th Sep 2026253 AMAQI
8th Sep 2026254 AMAQI
8th Sep 2026235 AMAQI

18°C13/23°C

8th Sep 2026256 AMAQI
8th Sep 2026257 AMAQI
8th Sep 2026218 AMAQI
8th Sep 2026239 AMAQI
8th Sep 20262510 AMAQI
8th Sep 20262911 AMAQI
8th Sep 20262912 PMAQI
8th Sep 2026401 PMAQI
8th Sep 2026382 PMAQI
8th Sep 2026343 PMAQI
8th Sep 2026274 PMAQI
8th Sep 2026255 PMAQI
8th Sep 2026236 PMAQI
8th Sep 2026237 PMAQI
8th Sep 2026278 PMAQI
8th Sep 2026299 PMAQI
8th Sep 20264210 PMAQI
8th Sep 20265411 PMAQI
9th Sep 20265612 AMAQI
9th Sep 2026561 AMAQI
9th Sep 2026502 AMAQI
9th Sep 2026483 AMAQI
9th Sep 2026474 AMAQI
9th Sep 2026485 AMAQI

23°C17/30°C

9th Sep 2026556 AMAQI
9th Sep 2026577 AMAQI
9th Sep 2026568 AMAQI
9th Sep 2026519 AMAQI
9th Sep 20265110 AMAQI
9th Sep 20265411 AMAQI
9th Sep 20264612 PMAQI
9th Sep 2026511 PMAQI
9th Sep 2026492 PMAQI
9th Sep 2026313 PMAQI
9th Sep 2026314 PMAQI
9th Sep 2026315 PMAQI
9th Sep 2026236 PMAQI
9th Sep 2026217 PMAQI
9th Sep 2026218 PMAQI
9th Sep 2026259 PMAQI
9th Sep 20263110 PMAQI
9th Sep 20263211 PMAQI
10th Sep 20264412 AMAQI
10th Sep 2026401 AMAQI
10th Sep 2026382 AMAQI
10th Sep 2026363 AMAQI
10th Sep 2026294 AMAQI
10th Sep 2026295 AMAQI

19°C13/23°C

10th Sep 2026386 AMAQI
10th Sep 2026337 AMAQI
10th Sep 2026208 AMAQI
10th Sep 2026129 AMAQI
10th Sep 20261210 AMAQI
10th Sep 20262011 AMAQI
10th Sep 20262612 PMAQI
10th Sep 2026301 PMAQI
10th Sep 2026312 PMAQI
10th Sep 2026333 PMAQI
10th Sep 2026234 PMAQI
10th Sep 2026275 PMAQI
10th Sep 2026256 PMAQI
10th Sep 2026277 PMAQI
10th Sep 2026308 PMAQI
10th Sep 2026259 PMAQI
10th Sep 20263610 PMAQI
10th Sep 20263611 PMAQI
11th Sep 20263212 AMAQI
11th Sep 2026341 AMAQI
11th Sep 2026212 AMAQI
11th Sep 2026213 AMAQI
11th Sep 2026234 AMAQI
11th Sep 2026215 AMAQI

14°C11/18°C

11th Sep 2026326 AMAQI
11th Sep 2026477 AMAQI
11th Sep 2026218 AMAQI
11th Sep 2026499 AMAQI
11th Sep 20264010 AMAQI
11th Sep 20263111 AMAQI
11th Sep 20265412 PMAQI
11th Sep 2026461 PMAQI
11th Sep 2026532 PMAQI
11th Sep 2026483 PMAQI
11th Sep 2026464 PMAQI
11th Sep 2026465 PMAQI
11th Sep 2026406 PMAQI
11th Sep 2026257 PMAQI
11th Sep 2026278 PMAQI
11th Sep 2026339 PMAQI
11th Sep 20263310 PMAQI
11th Sep 20263811 PMAQI
12th Sep 20263812 AMAQI
12th Sep 2026331 AMAQI
12th Sep 2026402 AMAQI
12th Sep 2026463 AMAQI
12th Sep 2026404 AMAQI
12th Sep 2026425 AMAQI

15°C12/20°C

12th Sep 2026456 AMAQI
12th Sep 2026407 AMAQI
12th Sep 2026338 AMAQI
12th Sep 2026369 AMAQI
12th Sep 20264610 AMAQI
12th Sep 20265111 AMAQI
12th Sep 20264812 PMAQI
12th Sep 2026441 PMAQI
12th Sep 2026382 PMAQI
12th Sep 2026483 PMAQI
12th Sep 2026234 PMAQI
12th Sep 2026235 PMAQI
12th Sep 2026256 PMAQI
12th Sep 2026387 PMAQI
12th Sep 2026498 PMAQI
12th Sep 2026499 PMAQI
12th Sep 20264811 PMAQI
13th Sep 20265412 AMAQI
13th Sep 2026501 AMAQI
13th Sep 2026512 AMAQI
13th Sep 2026423 AMAQI
13th Sep 2026334 AMAQI
13th Sep 2026295 AMAQI

17°C14/20°C

13th Sep 2026296 AMAQI
13th Sep 2026347 AMAQI
13th Sep 2026408 AMAQI
13th Sep 2026449 AMAQI
13th Sep 20262710 AMAQI
13th Sep 20263111 AMAQI
13th Sep 20262912 PMAQI
13th Sep 2026251 PMAQI
13th Sep 2026232 PMAQI
13th Sep 2026253 PMAQI
13th Sep 2026384 PMAQI
13th Sep 2026325 PMAQI
13th Sep 2026366 PMAQI
13th Sep 2026277 PMAQI
13th Sep 2026238 PMAQI
13th Sep 2026219 PMAQI
13th Sep 20262110 PMAQI
13th Sep 20262111 PMAQI
14th Sep 20262712 AMAQI
14th Sep 2026251 AMAQI
14th Sep 2026212 AMAQI
14th Sep 2026363 AMAQI
14th Sep 2026344 AMAQI
14th Sep 2026215 AMAQI

15°C14/17°C

14th Sep 2026216 AMAQI
14th Sep 2026217 AMAQI
14th Sep 2026238 AMAQI
14th Sep 2026279 AMAQI
14th Sep 20263110 AMAQI
14th Sep 20262111 AMAQI
14th Sep 20262512 PMAQI
14th Sep 2026311 PMAQI
14th Sep 2026362 PMAQI
14th Sep 2026313 PMAQI
14th Sep 2026384 PMAQI
14th Sep 2026335 PMAQI
14th Sep 2026336 PMAQI
14th Sep 2026347 PMAQI
14th Sep 2026258 PMAQI
14th Sep 2026219 PMAQI
14th Sep 20262110 PMAQI
14th Sep 20263211 PMAQI
15th Sep 20263012 AMAQI
15th Sep 2026521 AMAQI
15th Sep 2026312 AMAQI
15th Sep 2026333 AMAQI
15th Sep 2026304 AMAQI
15th Sep 2026535 AMAQI

16°C14/19°C

15th Sep 2026386 AMAQI
15th Sep 2026367 AMAQI
15th Sep 2026468 AMAQI
15th Sep 2026429 AMAQI
15th Sep 20263610 AMAQI
15th Sep 20263811 AMAQI
15th Sep 20263812 PMAQI
15th Sep 2026511 PMAQI
15th Sep 2026442 PMAQI
15th Sep 2026443 PMAQI
15th Sep 2026384 PMAQI
15th Sep 2026495 PMAQI
15th Sep 2026446 PMAQI
15th Sep 2026427 PMAQI
15th Sep 2026348 PMAQI
15th Sep 2026329 PMAQI
15th Sep 20263810 PMAQI
15th Sep 20265111 PMAQI
16th Sep 20263112 AMAQI
16th Sep 2026331 AMAQI
16th Sep 2026232 AMAQI
16th Sep 2026313 AMAQI
16th Sep 2026294 AMAQI
16th Sep 2026425 AMAQI

18°C13/23°C

16th Sep 2026406 AMAQI
16th Sep 2026507 AMAQI
16th Sep 2026368 AMAQI
16th Sep 2026369 AMAQI
16th Sep 20263310 AMAQI
16th Sep 20263811 AMAQI
16th Sep 20264412 PMAQI
16th Sep 2026551 PMAQI
16th Sep 2026462 PMAQI
16th Sep 2026383 PMAQI
16th Sep 2026254 PMAQI
16th Sep 2026295 PMAQI
16th Sep 2026426 PMAQI
16th Sep 2026237 PMAQI
16th Sep 2026468 PMAQI
16th Sep 2026409 PMAQI
16th Sep 20262710 PMAQI
16th Sep 20263011 PMAQI
17th Sep 20264212 AMAQI
17th Sep 2026301 AMAQI
17th Sep 2026212 AMAQI
17th Sep 2026143 AMAQI
17th Sep 2026104 AMAQI
17th Sep 202685 AMAQI

19°C15/25°C

17th Sep 2026166 AMAQI
17th Sep 2026257 AMAQI
17th Sep 2026168 AMAQI
17th Sep 202699 AMAQI
17th Sep 20261110 AMAQI
17th Sep 20261411 AMAQI
17th Sep 20261412 PMAQI
17th Sep 2026141 PMAQI
17th Sep 2026302 PMAQI
17th Sep 2026323 PMAQI
17th Sep 2026174 PMAQI
17th Sep 2026145 PMAQI
17th Sep 2026156 PMAQI
17th Sep 2026137 PMAQI
17th Sep 202688 PMAQI
17th Sep 2026149 PMAQI
17th Sep 20262110 PMAQI
17th Sep 20262311 PMAQI
18th Sep 20262112 AMAQI
18th Sep 2026231 AMAQI
18th Sep 2026122 AMAQI
18th Sep 2026343 AMAQI
18th Sep 2026304 AMAQI
18th Sep 2026275 AMAQI

16°C13/20°C

18th Sep 2026386 AMAQI
18th Sep 2026347 AMAQI
18th Sep 2026228 AMAQI
18th Sep 2026189 AMAQI
18th Sep 20261610 AMAQI
18th Sep 20261511 AMAQI
18th Sep 20264712 PMAQI
18th Sep 2026531 PMAQI
18th Sep 2026502 PMAQI
18th Sep 2026543 PMAQI
18th Sep 2026514 PMAQI
18th Sep 2026365 PMAQI
18th Sep 2026276 PMAQI
18th Sep 2026197 PMAQI
18th Sep 2026198 PMAQI
18th Sep 2026149 PMAQI
18th Sep 20261010 PMAQI
18th Sep 2026811 PMAQI
19th Sep 20261812 AMAQI
19th Sep 2026361 AMAQI
19th Sep 2026292 AMAQI
19th Sep 2026333 AMAQI
19th Sep 2026274 AMAQI
19th Sep 2026315 AMAQI

16°C13/20°C

19th Sep 2026346 AMAQI
19th Sep 2026447 AMAQI
19th Sep 2026508 AMAQI
19th Sep 2026529 AMAQI
19th Sep 20262110 AMAQI
19th Sep 20262711 AMAQI
19th Sep 20263412 PMAQI
19th Sep 2026421 PMAQI
19th Sep 2026422 PMAQI
19th Sep 2026403 PMAQI
19th Sep 2026404 PMAQI
19th Sep 2026425 PMAQI
19th Sep 2026296 PMAQI
19th Sep 2026297 PMAQI
19th Sep 2026278 PMAQI
19th Sep 2026239 PMAQI
19th Sep 20265110 PMAQI
19th Sep 20264211 PMAQI
20th Sep 20263812 AMAQI
20th Sep 2026331 AMAQI
20th Sep 2026342 AMAQI
20th Sep 2026313 AMAQI
20th Sep 2026254 AMAQI
20th Sep 2026295 AMAQI

17°C13/21°C

20th Sep 2026256 AMAQI
20th Sep 2026277 AMAQI
20th Sep 2026278 AMAQI
20th Sep 2026259 AMAQI
20th Sep 20262510 AMAQI
20th Sep 20262911 AMAQI
20th Sep 20263412 PMAQI
20th Sep 2026361 PMAQI
20th Sep 2026462 PMAQI
20th Sep 2026423 PMAQI
20th Sep 2026404 PMAQI
20th Sep 2026335 PMAQI
20th Sep 2026316 PMAQI
20th Sep 2026277 PMAQI
20th Sep 2026258 PMAQI
20th Sep 2026259 PMAQI
20th Sep 20262510 PMAQI
20th Sep 20262511 PMAQI
21st Sep 20263612 AMAQI
21st Sep 2026381 AMAQI
21st Sep 2026382 AMAQI
21st Sep 2026363 AMAQI
21st Sep 2026274 AMAQI
21st Sep 2026385 AMAQI

17°C13/21°C

21st Sep 2026366 AMAQI
21st Sep 2026367 AMAQI
21st Sep 2026218 AMAQI
21st Sep 2026319 AMAQI
21st Sep 20264710 AMAQI
21st Sep 20265211 AMAQI
21st Sep 20263612 PMAQI
21st Sep 2026381 PMAQI
21st Sep 2026272 PMAQI
21st Sep 2026383 PMAQI
21st Sep 2026524 PMAQI
21st Sep 2026425 PMAQI
21st Sep 2026456 PMAQI
21st Sep 2026477 PMAQI
21st Sep 2026328 PMAQI
21st Sep 2026349 PMAQI
21st Sep 20262610 PMAQI
21st Sep 20263111 PMAQI
22nd Sep 20263812 AMAQI
22nd Sep 2026301 AMAQI
22nd Sep 2026342 AMAQI
22nd Sep 2026293 AMAQI
22nd Sep 2026234 AMAQI
22nd Sep 2026495 AMAQI

12°C8/15°C

22nd Sep 2026446 AMAQI
22nd Sep 2026337 AMAQI
22nd Sep 2026448 AMAQI
22nd Sep 2026499 AMAQI
22nd Sep 20264010 AMAQI
22nd Sep 20264711 AMAQI
22nd Sep 20263812 PMAQI
22nd Sep 2026361 PMAQI
22nd Sep 2026362 PMAQI
22nd Sep 2026333 PMAQI
22nd Sep 2026214 PMAQI
22nd Sep 2026465 PMAQI
22nd Sep 2026406 PMAQI
22nd Sep 2026527 PMAQI
22nd Sep 2026528 PMAQI
22nd Sep 2026219 PMAQI
22nd Sep 20262510 PMAQI
22nd Sep 20262111 PMAQI
23rd Sep 20264512 AMAQI
23rd Sep 2026471 AMAQI
23rd Sep 2026522 AMAQI
23rd Sep 2026493 AMAQI
23rd Sep 2026364 AMAQI
23rd Sep 2026525 AMAQI

11°C8/14°C

23rd Sep 2026496 AMAQI
23rd Sep 2026447 AMAQI
23rd Sep 2026278 AMAQI
23rd Sep 2026369 AMAQI
23rd Sep 20265010 AMAQI
23rd Sep 20263611 AMAQI
23rd Sep 20265112 PMAQI
23rd Sep 2026551 PMAQI
23rd Sep 2026522 PMAQI
23rd Sep 2026533 PMAQI
23rd Sep 2026424 PMAQI
23rd Sep 2026555 PMAQI
23rd Sep 2026536 PMAQI
23rd Sep 2026447 PMAQI
23rd Sep 2026298 PMAQI
23rd Sep 2026339 PMAQI
23rd Sep 20263210 PMAQI
23rd Sep 20262711 PMAQI
24th Sep 20262112 AMAQI
24th Sep 2026211 AMAQI
24th Sep 2026362 AMAQI
24th Sep 2026523 AMAQI
24th Sep 2026364 AMAQI
24th Sep 2026215 AMAQI

14°C10/17°C

24th Sep 2026236 AMAQI
24th Sep 2026237 AMAQI
24th Sep 2026218 AMAQI
24th Sep 2026219 AMAQI
24th Sep 20264510 AMAQI
24th Sep 20265211 AMAQI
24th Sep 20264212 PMAQI
24th Sep 2026381 PMAQI
24th Sep 2026362 PMAQI
24th Sep 2026363 PMAQI
24th Sep 2026364 PMAQI
24th Sep 2026335 PMAQI
24th Sep 2026236 PMAQI
24th Sep 2026217 PMAQI
24th Sep 2026308 PMAQI
24th Sep 2026259 PMAQI
24th Sep 20262910 PMAQI
24th Sep 20262311 PMAQI
25th Sep 20264612 AMAQI
25th Sep 2026231 AMAQI
25th Sep 2026512 AMAQI
25th Sep 2026483 AMAQI
25th Sep 2026424 AMAQI
25th Sep 2026405 AMAQI

12°C10/14°C

25th Sep 2026526 AMAQI
25th Sep 2026327 AMAQI
25th Sep 2026298 AMAQI
25th Sep 2026409 AMAQI
25th Sep 20263810 AMAQI
25th Sep 20263611 AMAQI
25th Sep 20263312 PMAQI
25th Sep 2026331 PMAQI
25th Sep 2026382 PMAQI
25th Sep 2026443 PMAQI
25th Sep 2026384 PMAQI
25th Sep 2026465 PMAQI
25th Sep 2026426 PMAQI
25th Sep 2026327 PMAQI
25th Sep 2026258 PMAQI
25th Sep 2026219 PMAQI
25th Sep 20262310 PMAQI
25th Sep 20263611 PMAQI
26th Sep 20263812 AMAQI
26th Sep 2026421 AMAQI
26th Sep 2026492 AMAQI
26th Sep 2026533 AMAQI
26th Sep 2026454 AMAQI
26th Sep 2026545 AMAQI

13°C9/17°C

26th Sep 2026446 AMAQI
26th Sep 2026507 AMAQI
26th Sep 2026408 AMAQI
26th Sep 2026449 AMAQI
26th Sep 20264610 AMAQI
26th Sep 20264011 AMAQI
26th Sep 20264212 PMAQI
26th Sep 2026401 PMAQI
26th Sep 2026342 PMAQI
26th Sep 2026363 PMAQI
26th Sep 2026574 PMAQI
26th Sep 2026445 PMAQI
26th Sep 2026276 PMAQI
26th Sep 2026237 PMAQI
26th Sep 2026198 PMAQI
26th Sep 2026199 PMAQI
26th Sep 20261710 PMAQI
26th Sep 20261711 PMAQI
27th Sep 20261312 AMAQI
27th Sep 2026211 AMAQI
27th Sep 2026332 AMAQI
27th Sep 2026423 AMAQI
27th Sep 2026524 AMAQI
27th Sep 2026665 AMAQI

15°C10/21°C

27th Sep 2026666 AMAQI
27th Sep 2026667 AMAQI
27th Sep 2026548 AMAQI
27th Sep 2026839 AMAQI
27th Sep 20266810 AMAQI
27th Sep 20266011 AMAQI
27th Sep 20266412 PMAQI
27th Sep 2026821 PMAQI
27th Sep 2026422 PMAQI
27th Sep 2026423 PMAQI
27th Sep 2026464 PMAQI
27th Sep 2026465 PMAQI
27th Sep 2026256 PMAQI
27th Sep 2026237 PMAQI
27th Sep 2026188 PMAQI
27th Sep 2026319 PMAQI
27th Sep 20262110 PMAQI
27th Sep 20261211 PMAQI
28th Sep 20261012 AMAQI
28th Sep 2026121 AMAQI
28th Sep 202682 AMAQI
28th Sep 2026123 AMAQI
28th Sep 2026164 AMAQI
28th Sep 2026385 AMAQI

16°C12/21°C

28th Sep 2026536 AMAQI
28th Sep 2026297 AMAQI
28th Sep 2026138 AMAQI
28th Sep 2026219 AMAQI
28th Sep 20262910 AMAQI
28th Sep 20265711 AMAQI
28th Sep 20266612 PMAQI
28th Sep 2026651 PMAQI
28th Sep 2026472 PMAQI
28th Sep 2026273 PMAQI
28th Sep 2026344 PMAQI
28th Sep 2026385 PMAQI
28th Sep 2026276 PMAQI
28th Sep 2026427 PMAQI
28th Sep 2026298 PMAQI
28th Sep 2026409 PMAQI
28th Sep 20262510 PMAQI
28th Sep 20262311 PMAQI
29th Sep 20262712 AMAQI
29th Sep 2026401 AMAQI
29th Sep 2026382 AMAQI
29th Sep 2026383 AMAQI
29th Sep 2026214 AMAQI
29th Sep 2026495 AMAQI

16°C12/22°C

29th Sep 2026256 AMAQI
29th Sep 2026297 AMAQI
29th Sep 2026258 AMAQI
29th Sep 2026409 AMAQI
29th Sep 20263610 AMAQI
29th Sep 20266811 AMAQI
29th Sep 20266512 PMAQI
29th Sep 2026651 PMAQI
29th Sep 2026622 PMAQI
29th Sep 2026623 PMAQI
29th Sep 2026654 PMAQI
29th Sep 2026515 PMAQI
29th Sep 2026426 PMAQI
29th Sep 2026337 PMAQI
29th Sep 2026318 PMAQI
29th Sep 2026409 PMAQI
29th Sep 20263810 PMAQI
29th Sep 20264411 PMAQI
30th Sep 20264612 AMAQI
30th Sep 2026511 AMAQI
30th Sep 2026462 AMAQI
30th Sep 2026443 AMAQI
30th Sep 2026364 AMAQI
30th Sep 2026335 AMAQI

17°C12/22°C

30th Sep 2026336 AMAQI
30th Sep 2026297 AMAQI
30th Sep 2026388 AMAQI
30th Sep 2026429 AMAQI
30th Sep 20264010 AMAQI
30th Sep 20264611 AMAQI
30th Sep 20265312 PMAQI
30th Sep 2026681 PMAQI
30th Sep 2026692 PMAQI
30th Sep 2026533 PMAQI
30th Sep 2026254 PMAQI
30th Sep 2026155 PMAQI
30th Sep 2026256 PMAQI
30th Sep 2026247 PMAQI
30th Sep 2026368 PMAQI
30th Sep 2026389 PMAQI
30th Sep 20264010 PMAQI
30th Sep 20264611 PMAQI
1st Oct 20263812 AMAQI
1st Oct 2026271 AMAQI
1st Oct 2026322 AMAQI
1st Oct 2026443 AMAQI
1st Oct 2026364 AMAQI
1st Oct 2026385 AMAQI

17°C12/22°C

1st Oct 2026496 AMAQI
1st Oct 2026557 AMAQI
1st Oct 2026518 AMAQI
1st Oct 2026519 AMAQI
1st Oct 20265310 AMAQI
1st Oct 20266911 AMAQI
1st Oct 20268312 PMAQI
1st Oct 2026791 PMAQI
1st Oct 2026782 PMAQI
1st Oct 2026563 PMAQI
1st Oct 2026694 PMAQI
1st Oct 2026645 PMAQI
1st Oct 2026586 PMAQI
1st Oct 2026527 PMAQI
1st Oct 2026368 PMAQI
1st Oct 2026369 PMAQI
1st Oct 20264210 PMAQI
1st Oct 20264611 PMAQI
2nd Oct 20266212 AMAQI
2nd Oct 2026401 AMAQI
2nd Oct 2026342 AMAQI
2nd Oct 2026423 AMAQI
2nd Oct 2026254 AMAQI
2nd Oct 2026175 AMAQI

18°C13/23°C

2nd Oct 2026276 AMAQI
2nd Oct 2026337 AMAQI
2nd Oct 2026428 AMAQI
2nd Oct 2026599 AMAQI
2nd Oct 20266010 AMAQI
2nd Oct 20266611 AMAQI
2nd Oct 20268012 PMAQI
2nd Oct 2026851 PMAQI
2nd Oct 2026792 PMAQI
2nd Oct 20261003 PMAQI
2nd Oct 2026564 PMAQI
2nd Oct 2026695 PMAQI
2nd Oct 2026646 PMAQI
2nd Oct 2026527 PMAQI
2nd Oct 2026668 PMAQI
2nd Oct 2026519 PMAQI
2nd Oct 20263210 PMAQI
2nd Oct 20263811 PMAQI
3rd Oct 20264812 AMAQI
3rd Oct 2026591 AMAQI
3rd Oct 2026692 AMAQI
3rd Oct 2026743 AMAQI
3rd Oct 2026674 AMAQI
3rd Oct 2026665 AMAQI

16°C13/19°C

3rd Oct 2026586 AMAQI
6 AM
3rd Oct 2026557 AMAQI
3rd Oct 2026558 AMAQI
3rd Oct 2026669 AMAQI
3rd Oct 20269410 AMAQI
3rd Oct 20268811 AMAQI
3rd Oct 20267212 PMAQI
12 PM
3rd Oct 2026581 PMAQI
3rd Oct 2026622 PMAQI
3rd Oct 2026823 PMAQI
3rd Oct 2026794 PMAQI
3rd Oct 2026525 PMAQI
3rd Oct 2026446 PMAQI
3rd Oct 2026827 PMAQI
7 PM
3rd Oct 2026428 PMAQI
3rd Oct 2026389 PMAQI
3rd Oct 20263110 PMAQI
3rd Oct 20264811 PMAQI
12 AM
5 AM

16°C10/23°C

Day time
Avg. Highest Time
1 PM

47AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
7 PM

33AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 PM to 1 PM (Avg. 47), while the lowest AQI was between 7 PM to 7 PM (Avg. 33).
Night time
Avg. Highest Time
3 AM

39AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
9 PM - 10 PM

31AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 AM to 3 AM (Avg. 39), while the lowest AQI was between 9 PM to 10 PM (Avg. 31).

2026 Days Vs Air Quality

Pha2 Rieger Sets, Prague, Praha, Czechia

2026

77%

210

21%

56

2%

6

Total number of days with different AQI categories in last 276 days in 2026 (89 days remaining)

Good
210 Days
Moderate
56 Days
Poor
6 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 77%

Health Risk Level:

Low

In 2026, 77% of 276 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.

Annual Air Quality Insights

Pha2 Rieger Sets, Prague, Praha, Czechia

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
25AQI (US)
2nd January 2026
17AQI (US)
3rd January 2026
22AQI (US)
4th January 2026
26AQI (US)
5th January 2026
36AQI (US)
6th January 2026
53AQI (US)
7th January 2026
68AQI (US)
8th January 2026
77AQI (US)
9th January 2026
79AQI (US)
10th January 2026
82AQI (US)
11th January 2026
36AQI (US)
12th January 2026
38AQI (US)
13th January 2026
120AQI (US)
14th January 2026
78AQI (US)
15th January 2026
81AQI (US)
16th January 2026
67AQI (US)
17th January 2026
63AQI (US)
18th January 2026
44AQI (US)
19th January 2026
43AQI (US)
20th January 2026
66AQI (US)
21st January 2026
83AQI (US)
22nd January 2026
109AQI (US)
23rd January 2026
94AQI (US)
24th January 2026
128AQI (US)
25th January 2026
141AQI (US)
26th January 2026
45AQI (US)
27th January 2026
31AQI (US)
28th January 2026
70AQI (US)
29th January 2026
76AQI (US)
30th January 2026
77AQI (US)
31st January 2026
76AQI (US)
1st February 2026
82AQI (US)
2nd February 2026
96AQI (US)
3rd February 2026
69AQI (US)
4th February 2026
54AQI (US)
5th February 2026
61AQI (US)
6th February 2026
56AQI (US)
7th February 2026
51AQI (US)
8th February 2026
49AQI (US)
9th February 2026
60AQI (US)
10th February 2026
50AQI (US)
11th February 2026
31AQI (US)
12th February 2026
13AQI (US)
13th February 2026
24AQI (US)
14th February 2026
38AQI (US)
15th February 2026
20AQI (US)
16th February 2026
32AQI (US)
17th February 2026
60AQI (US)
18th February 2026
15AQI (US)
19th February 2026
50AQI (US)
20th February 2026
76AQI (US)
21st February 2026
42AQI (US)
22nd February 2026
13AQI (US)
23rd February 2026
17AQI (US)
24th February 2026
25AQI (US)
25th February 2026
43AQI (US)
26th February 2026
54AQI (US)
27th February 2026
76AQI (US)
28th February 2026
59AQI (US)
1st March 2026
65AQI (US)
2nd March 2026
42AQI (US)
3rd March 2026
46AQI (US)
4th March 2026
93AQI (US)
5th March 2026
112AQI (US)
6th March 2026
113AQI (US)
7th March 2026
92AQI (US)
8th March 2026
95AQI (US)
9th March 2026
89AQI (US)
10th March 2026
78AQI (US)
11th March 2026
75AQI (US)
12th March 2026
29AQI (US)
13th March 2026
30AQI (US)
14th March 2026
45AQI (US)
15th March 2026
29AQI (US)
16th March 2026
24AQI (US)
17th March 2026
25AQI (US)
18th March 2026
51AQI (US)
19th March 2026
86AQI (US)
20th March 2026
92AQI (US)
21st March 2026
55AQI (US)
22nd March 2026
50AQI (US)
23rd March 2026
66AQI (US)
24th March 2026
64AQI (US)
25th March 2026
41AQI (US)
26th March 2026
19AQI (US)
27th March 2026
23AQI (US)
28th March 2026
26AQI (US)
29th March 2026
29AQI (US)
30th March 2026
20AQI (US)
31st March 2026
23AQI (US)
1st April 2026
31AQI (US)
2nd April 2026
34AQI (US)
3rd April 2026
46AQI (US)
4th April 2026
18AQI (US)
5th April 2026
17AQI (US)
6th April 2026
22AQI (US)
7th April 2026
27AQI (US)
8th April 2026
29AQI (US)
9th April 2026
31AQI (US)
10th April 2026
28AQI (US)
11th April 2026
46AQI (US)
12th April 2026
56AQI (US)
13th April 2026
48AQI (US)
14th April 2026
42AQI (US)
15th April 2026
50AQI (US)
16th April 2026
59AQI (US)
17th April 2026
18th April 2026
50AQI (US)
19th April 2026
35AQI (US)
20th April 2026
16AQI (US)
21st April 2026
23AQI (US)
22nd April 2026
23rd April 2026
25AQI (US)
24th April 2026
33AQI (US)
25th April 2026
30AQI (US)
26th April 2026
34AQI (US)
27th April 2026
33AQI (US)
28th April 2026
42AQI (US)
29th April 2026
35AQI (US)
30th April 2026
35AQI (US)
1st May 2026
60AQI (US)
2nd May 2026
38AQI (US)
3rd May 2026
40AQI (US)
4th May 2026
48AQI (US)
5th May 2026
51AQI (US)
6th May 2026
26AQI (US)
7th May 2026
20AQI (US)
8th May 2026
14AQI (US)
9th May 2026
10th May 2026
25AQI (US)
11th May 2026
20AQI (US)
12th May 2026
21AQI (US)
13th May 2026
27AQI (US)
14th May 2026
19AQI (US)
15th May 2026
28AQI (US)
16th May 2026
39AQI (US)
17th May 2026
43AQI (US)
18th May 2026
31AQI (US)
19th May 2026
33AQI (US)
20th May 2026
34AQI (US)
21st May 2026
40AQI (US)
22nd May 2026
37AQI (US)
23rd May 2026
35AQI (US)
24th May 2026
47AQI (US)
25th May 2026
48AQI (US)
26th May 2026
47AQI (US)
27th May 2026
61AQI (US)
28th May 2026
31AQI (US)
29th May 2026
26AQI (US)
30th May 2026
41AQI (US)
31st May 2026
24AQI (US)
1st June 2026
16AQI (US)
2nd June 2026
25AQI (US)
3rd June 2026
17AQI (US)
4th June 2026
13AQI (US)
5th June 2026
9AQI (US)
6th June 2026
12AQI (US)
7th June 2026
9AQI (US)
8th June 2026
12AQI (US)
9th June 2026
13AQI (US)
10th June 2026
10AQI (US)
11th June 2026
8AQI (US)
12th June 2026
10AQI (US)
13th June 2026
10AQI (US)
14th June 2026
10AQI (US)
15th June 2026
10AQI (US)
16th June 2026
13AQI (US)
17th June 2026
25AQI (US)
18th June 2026
34AQI (US)
19th June 2026
23AQI (US)
20th June 2026
40AQI (US)
21st June 2026
41AQI (US)
22nd June 2026
47AQI (US)
23rd June 2026
36AQI (US)
24th June 2026
37AQI (US)
25th June 2026
43AQI (US)
26th June 2026
59AQI (US)
27th June 2026
51AQI (US)
28th June 2026
49AQI (US)
29th June 2026
58AQI (US)
30th June 2026
41AQI (US)
1st July 2026
46AQI (US)
2nd July 2026
19AQI (US)
3rd July 2026
15AQI (US)
4th July 2026
11AQI (US)
5th July 2026
8AQI (US)
6th July 2026
8AQI (US)
7th July 2026
15AQI (US)
8th July 2026
9AQI (US)
9th July 2026
8AQI (US)
10th July 2026
9AQI (US)
11th July 2026
17AQI (US)
12th July 2026
21AQI (US)
13th July 2026
27AQI (US)
14th July 2026
35AQI (US)
15th July 2026
34AQI (US)
16th July 2026
25AQI (US)
17th July 2026
30AQI (US)
18th July 2026
35AQI (US)
19th July 2026
42AQI (US)
20th July 2026
29AQI (US)
21st July 2026
38AQI (US)
22nd July 2026
35AQI (US)
23rd July 2026
33AQI (US)
24th July 2026
34AQI (US)
25th July 2026
41AQI (US)
26th July 2026
42AQI (US)
27th July 2026
33AQI (US)
28th July 2026
21AQI (US)
29th July 2026
35AQI (US)
30th July 2026
40AQI (US)
31st July 2026
63AQI (US)
1st August 2026
61AQI (US)
2nd August 2026
25AQI (US)
3rd August 2026
42AQI (US)
4th August 2026
60AQI (US)
5th August 2026
42AQI (US)
6th August 2026
41AQI (US)
7th August 2026
36AQI (US)
8th August 2026
35AQI (US)
9th August 2026
31AQI (US)
10th August 2026
48AQI (US)
11th August 2026
43AQI (US)
12th August 2026
36AQI (US)
13th August 2026
30AQI (US)
14th August 2026
35AQI (US)
15th August 2026
47AQI (US)
16th August 2026
54AQI (US)
17th August 2026
34AQI (US)
18th August 2026
15AQI (US)
19th August 2026
33AQI (US)
20th August 2026
36AQI (US)
21st August 2026
39AQI (US)
22nd August 2026
37AQI (US)
23rd August 2026
35AQI (US)
24th August 2026
40AQI (US)
25th August 2026
36AQI (US)
26th August 2026
41AQI (US)
27th August 2026
43AQI (US)
28th August 2026
44AQI (US)
29th August 2026
20AQI (US)
30th August 2026
23AQI (US)
31st August 2026
38AQI (US)
1st September 2026
35AQI (US)
2nd September 2026
41AQI (US)
3rd September 2026
33AQI (US)
4th September 2026
35AQI (US)
5th September 2026
34AQI (US)
6th September 2026
36AQI (US)
7th September 2026
43AQI (US)
8th September 2026
30AQI (US)
9th September 2026
43AQI (US)
10th September 2026
29AQI (US)
11th September 2026
36AQI (US)
12th September 2026
40AQI (US)
13th September 2026
33AQI (US)
14th September 2026
28AQI (US)
15th September 2026
40AQI (US)
16th September 2026
36AQI (US)
17th September 2026
18AQI (US)
18th September 2026
28AQI (US)
19th September 2026
35AQI (US)
20th September 2026
31AQI (US)
21st September 2026
37AQI (US)
22nd September 2026
37AQI (US)
23rd September 2026
44AQI (US)
24th September 2026
31AQI (US)
25th September 2026
37AQI (US)
26th September 2026
38AQI (US)
27th September 2026
45AQI (US)
28th September 2026
32AQI (US)
29th September 2026
43AQI (US)
30th September 2026
41AQI (US)
1st October 2026
52AQI (US)
2nd October 2026
53AQI (US)
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

66AQI (US)

47AQI (US)

56AQI (US)

35AQI (US)

35AQI (US)

26AQI (US)

28AQI (US)

38AQI (US)

36AQI (US)

53AQI (US)

No. of days

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

202641AQI (US)

11
16
4
15
13
16
13
2
26
2
27
3
27
3
30
1
28
3
30
2
210
56
6

Highest AQI (US) recorded in

January

66AQI (US)

Lowest AQI (US) recorded in

June

26AQI (US)

202548AQI (US)

16
15
3
17
8
5
21
5
24
6
28
3
28
2
30
1
26
5
30
18
13
8
22
18
12
1
234
117
14

Highest AQI (US) recorded in

February

87AQI (US)

Lowest AQI (US) recorded in

September

29AQI (US)

202448AQI (US)

16
9
5
22
7
14
16
1
26
4
26
5
25
5
22
9
21
10
16
14
22
9
14
16
19
11
1
243
115
7

Highest AQI (US) recorded in

January

60AQI (US)

Lowest AQI (US) recorded in

April

41AQI (US)

202339AQI (US)

23
7
17
8
3
25
4
2
22
8
28
3
29
1
29
2
31
30
24
7
27
2
22
7
2
307
49
7

Highest AQI (US) recorded in

February

53AQI (US)

Lowest AQI (US) recorded in

November

29AQI (US)

202249AQI (US)

27
3
17
4
3
26
2
17
13
19
11
1
21
9
16
8
1
21
7
15
16
13
16
1
16
10
5
186
123
9

Highest AQI (US) recorded in

March

72AQI (US)

Lowest AQI (US) recorded in

August

32AQI (US)

202147AQI (US)

2
1
15
13
3
19
11
29
2
17
12
1
24
7
29
2
16
14
16
14
1
18
11
1
19
11
1
204
97
8

Highest AQI (US) recorded in

February

60AQI (US)

Lowest AQI (US) recorded in

August

34AQI (US)

202046AQI (US)

4
7
2
6
5
14
4
26
2
26
5
17
14
21
9
22
7
15
15
2
151
70
2

Highest AQI (US) recorded in

December

77AQI (US)

Lowest AQI (US) recorded in

October

35AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2022(Avg.)
49AQI (US)
Least Polluted Year Recorded
2023(Avg.)
39AQI (US)

Pha2 Rieger Sets's annual 2026 AQI (US) (41) shows an average percentage change of -10.6% (improved AQI (US)) compared to previous years: 2020 (46), 2021 (47), 2022 (49), 2023 (39), 2024 (48), 2025 (48).