Country Background

Rijeka, Primorsko Goranska Zupanija, Croatia 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+

September Air Quality Analysis

Rijeka, Primorsko Goranska Zupanija, Croatia

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
22nd Sep 2023
56AQI
Lowest AQI recorded on
18th Sep 2021
15AQI


Same Day Analysis (20th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 25 of Good air quality, showing improvement over 2024, 2023 and 2022 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 20th Sep - 21st Sep 2025

Rijeka, Primorsko Goranska Zupanija, Croatia

AQI
Day
Night
.

6 AM20th Sep 2025

7 PM

5 AM21st Sep 2025

Day time
Avg. Highest Time
6AM20th Sep

28AQI

Avg. Lowest Time
11AM20th Sep

20AQI

Night time
Avg. Highest Time
2AM21st Sep

31AQI

Avg. Lowest Time
4AM21st Sep

23AQI

In the last 24 hours,

Rijeka's AQI reached its highest point of 31 at 2 AM during the Night, while the lowest point, 20, was recorded at 11 AM during the Day between 20th Sep and 21st Sep 2025.

Day & Night AQI Trend : Aug - Sep 2025

Rijeka, Primorsko Goranska Zupanija, Croatia

AugSep
22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st
Day
Night
22nd Aug 2025386 AMAQI
22nd Aug 2025417 AMAQI
22nd Aug 2025418 AMAQI
22nd Aug 2025439 AMAQI
22nd Aug 20253510 AMAQI
22nd Aug 20253111 AMAQI
22nd Aug 20253012 PMAQI
22nd Aug 2025331 PMAQI
22nd Aug 2025342 PMAQI
22nd Aug 2025353 PMAQI
22nd Aug 2025334 PMAQI
22nd Aug 2025355 PMAQI
22nd Aug 2025346 PMAQI
22nd Aug 2025347 PMAQI
22nd Aug 2025328 PMAQI
22nd Aug 2025359 PMAQI
22nd Aug 20253610 PMAQI
22nd Aug 20253711 PMAQI
23rd Aug 20253712 AMAQI
23rd Aug 2025371 AMAQI
23rd Aug 2025322 AMAQI
23rd Aug 2025323 AMAQI
23rd Aug 2025344 AMAQI
23rd Aug 2025335 AMAQI

18°C15/24°C

23rd Aug 2025316 AMAQI
23rd Aug 2025327 AMAQI
23rd Aug 2025328 AMAQI
23rd Aug 2025339 AMAQI
23rd Aug 20253310 AMAQI
23rd Aug 20253311 AMAQI
23rd Aug 20253212 PMAQI
23rd Aug 2025321 PMAQI
23rd Aug 2025322 PMAQI
23rd Aug 2025313 PMAQI
23rd Aug 2025314 PMAQI
23rd Aug 2025315 PMAQI
23rd Aug 2025326 PMAQI
23rd Aug 2025297 PMAQI
23rd Aug 2025318 PMAQI
23rd Aug 2025319 PMAQI
23rd Aug 20253310 PMAQI
23rd Aug 20253311 PMAQI
24th Aug 20253312 AMAQI
24th Aug 2025331 AMAQI
24th Aug 2025262 AMAQI
24th Aug 2025223 AMAQI
24th Aug 2025234 AMAQI
24th Aug 2025245 AMAQI

18°C14/23°C

24th Aug 2025276 AMAQI
24th Aug 2025257 AMAQI
24th Aug 2025278 AMAQI
24th Aug 2025259 AMAQI
24th Aug 20252310 AMAQI
24th Aug 20252211 AMAQI
24th Aug 20252412 PMAQI
24th Aug 2025231 PMAQI
24th Aug 2025242 PMAQI
24th Aug 2025243 PMAQI
24th Aug 2025234 PMAQI
24th Aug 2025235 PMAQI
24th Aug 2025236 PMAQI
24th Aug 2025247 PMAQI
24th Aug 2025248 PMAQI
24th Aug 2025269 PMAQI
24th Aug 20252610 PMAQI
24th Aug 20252711 PMAQI
25th Aug 20252612 AMAQI
25th Aug 2025271 AMAQI
25th Aug 2025242 AMAQI
25th Aug 2025213 AMAQI
25th Aug 2025204 AMAQI
25th Aug 2025225 AMAQI

17°C12/23°C

25th Aug 2025226 AMAQI
25th Aug 2025227 AMAQI
25th Aug 2025238 AMAQI
25th Aug 2025249 AMAQI
25th Aug 20252510 AMAQI
25th Aug 20252411 AMAQI
25th Aug 20252212 PMAQI
25th Aug 2025241 PMAQI
25th Aug 2025252 PMAQI
25th Aug 2025233 PMAQI
25th Aug 2025214 PMAQI
25th Aug 2025235 PMAQI
25th Aug 2025236 PMAQI
25th Aug 2025227 PMAQI
25th Aug 2025228 PMAQI
25th Aug 2025239 PMAQI
25th Aug 20252310 PMAQI
25th Aug 20252311 PMAQI
26th Aug 20252312 AMAQI
26th Aug 2025241 AMAQI
26th Aug 2025252 AMAQI
26th Aug 2025243 AMAQI
26th Aug 2025234 AMAQI
26th Aug 2025235 AMAQI

18°C12/24°C

26th Aug 2025246 AMAQI
26th Aug 2025247 AMAQI
26th Aug 2025268 AMAQI
26th Aug 2025289 AMAQI
26th Aug 20253010 AMAQI
26th Aug 20252811 AMAQI
26th Aug 20253112 PMAQI
26th Aug 2025281 PMAQI
26th Aug 2025242 PMAQI
26th Aug 2025253 PMAQI
26th Aug 2025244 PMAQI
26th Aug 2025265 PMAQI
26th Aug 2025246 PMAQI
26th Aug 2025257 PMAQI
26th Aug 2025258 PMAQI
26th Aug 2025279 PMAQI
26th Aug 20252610 PMAQI
26th Aug 20252611 PMAQI
27th Aug 20252712 AMAQI
27th Aug 2025281 AMAQI
27th Aug 2025342 AMAQI
27th Aug 2025293 AMAQI
27th Aug 2025284 AMAQI
27th Aug 2025305 AMAQI

18°C13/23°C

27th Aug 2025306 AMAQI
27th Aug 2025307 AMAQI
27th Aug 2025318 AMAQI
27th Aug 2025339 AMAQI
27th Aug 20253210 AMAQI
27th Aug 20253511 AMAQI
27th Aug 20254012 PMAQI
27th Aug 2025321 PMAQI
27th Aug 2025302 PMAQI
27th Aug 2025313 PMAQI
27th Aug 2025304 PMAQI
27th Aug 2025315 PMAQI
27th Aug 2025296 PMAQI
27th Aug 2025297 PMAQI
27th Aug 2025318 PMAQI
27th Aug 2025319 PMAQI
27th Aug 20253110 PMAQI
27th Aug 20253211 PMAQI
28th Aug 20253112 AMAQI
28th Aug 2025311 AMAQI
28th Aug 2025362 AMAQI
28th Aug 2025343 AMAQI
28th Aug 2025334 AMAQI
28th Aug 2025355 AMAQI

19°C15/24°C

28th Aug 2025336 AMAQI
28th Aug 2025337 AMAQI
28th Aug 2025358 AMAQI
28th Aug 2025379 AMAQI
28th Aug 20253610 AMAQI
28th Aug 20253411 AMAQI
28th Aug 20253712 PMAQI
28th Aug 2025351 PMAQI
28th Aug 2025332 PMAQI
28th Aug 2025333 PMAQI
28th Aug 2025334 PMAQI
28th Aug 2025335 PMAQI
28th Aug 2025336 PMAQI
28th Aug 2025337 PMAQI
28th Aug 2025338 PMAQI
28th Aug 2025349 PMAQI
28th Aug 20253410 PMAQI
28th Aug 20253411 PMAQI
29th Aug 20253412 AMAQI
29th Aug 2025351 AMAQI
29th Aug 2025332 AMAQI
29th Aug 2025333 AMAQI
29th Aug 2025324 AMAQI
29th Aug 2025315 AMAQI

21°C18/25°C

29th Aug 2025326 AMAQI
29th Aug 2025337 AMAQI
29th Aug 2025368 AMAQI
29th Aug 2025369 AMAQI
29th Aug 20253410 AMAQI
29th Aug 20253511 AMAQI
29th Aug 20253612 PMAQI
29th Aug 2025361 PMAQI
29th Aug 2025402 PMAQI
29th Aug 2025373 PMAQI
29th Aug 2025374 PMAQI
29th Aug 2025385 PMAQI
29th Aug 2025416 PMAQI
29th Aug 2025397 PMAQI
29th Aug 2025398 PMAQI
29th Aug 2025359 PMAQI
29th Aug 20253410 PMAQI
29th Aug 20253411 PMAQI
30th Aug 20253312 AMAQI
30th Aug 2025351 AMAQI
30th Aug 2025372 AMAQI
30th Aug 2025353 AMAQI
30th Aug 2025314 AMAQI
30th Aug 2025295 AMAQI

19°C16/22°C

30th Aug 2025306 AMAQI
30th Aug 2025357 AMAQI
30th Aug 2025358 AMAQI
30th Aug 2025329 AMAQI
30th Aug 20253210 AMAQI
30th Aug 20253111 AMAQI
30th Aug 20252712 PMAQI
30th Aug 2025301 PMAQI
30th Aug 2025322 PMAQI
30th Aug 2025323 PMAQI
30th Aug 2025314 PMAQI
30th Aug 2025345 PMAQI
30th Aug 2025326 PMAQI
30th Aug 2025307 PMAQI
30th Aug 2025308 PMAQI
30th Aug 2025339 PMAQI
30th Aug 20253410 PMAQI
30th Aug 20253311 PMAQI
31st Aug 20253412 AMAQI
31st Aug 2025341 AMAQI
31st Aug 2025302 AMAQI
31st Aug 2025293 AMAQI
31st Aug 2025294 AMAQI
31st Aug 2025335 AMAQI

17°C15/18°C

31st Aug 2025276 AMAQI
31st Aug 2025267 AMAQI
31st Aug 2025228 AMAQI
31st Aug 2025209 AMAQI
31st Aug 20252010 AMAQI
31st Aug 20252211 AMAQI
31st Aug 20252212 PMAQI
31st Aug 2025241 PMAQI
31st Aug 2025242 PMAQI
31st Aug 2025243 PMAQI
31st Aug 2025244 PMAQI
31st Aug 2025225 PMAQI
31st Aug 2025246 PMAQI
31st Aug 2025247 PMAQI
31st Aug 2025248 PMAQI
31st Aug 2025249 PMAQI
31st Aug 20252810 PMAQI
31st Aug 20252811 PMAQI
1st Sep 20252612 AMAQI
1st Sep 2025281 AMAQI
1st Sep 2025222 AMAQI
1st Sep 2025243 AMAQI
1st Sep 2025244 AMAQI
1st Sep 2025205 AMAQI

18°C14/22°C

1st Sep 2025196 AMAQI
1st Sep 2025197 AMAQI
1st Sep 2025238 AMAQI
1st Sep 2025209 AMAQI
1st Sep 20252910 AMAQI
1st Sep 20252311 AMAQI
1st Sep 20252112 PMAQI
1st Sep 2025221 PMAQI
1st Sep 2025222 PMAQI
1st Sep 2025213 PMAQI
1st Sep 2025224 PMAQI
1st Sep 2025235 PMAQI
1st Sep 2025236 PMAQI
1st Sep 2025217 PMAQI
1st Sep 2025218 PMAQI
1st Sep 2025259 PMAQI
1st Sep 20252410 PMAQI
1st Sep 20252311 PMAQI
2nd Sep 20252312 AMAQI
2nd Sep 2025241 AMAQI
2nd Sep 2025182 AMAQI
2nd Sep 2025223 AMAQI
2nd Sep 2025214 AMAQI
2nd Sep 2025195 AMAQI

17°C14/21°C

2nd Sep 2025216 AMAQI
2nd Sep 2025197 AMAQI
2nd Sep 2025178 AMAQI
2nd Sep 2025239 AMAQI
2nd Sep 20252210 AMAQI
2nd Sep 20252111 AMAQI
2nd Sep 20252112 PMAQI
2nd Sep 2025211 PMAQI
2nd Sep 2025222 PMAQI
2nd Sep 2025203 PMAQI
2nd Sep 2025204 PMAQI
2nd Sep 2025205 PMAQI
2nd Sep 2025216 PMAQI
2nd Sep 2025227 PMAQI
2nd Sep 2025228 PMAQI
2nd Sep 2025229 PMAQI
2nd Sep 20252110 PMAQI
2nd Sep 20252211 PMAQI
3rd Sep 20252112 AMAQI
3rd Sep 2025221 AMAQI
3rd Sep 2025202 AMAQI
3rd Sep 2025233 AMAQI
3rd Sep 2025194 AMAQI
3rd Sep 2025195 AMAQI

18°C14/22°C

3rd Sep 2025196 AMAQI
3rd Sep 2025217 AMAQI
3rd Sep 2025208 AMAQI
3rd Sep 2025209 AMAQI
3rd Sep 20252110 AMAQI
3rd Sep 20252411 AMAQI
3rd Sep 20252512 PMAQI
3rd Sep 2025221 PMAQI
3rd Sep 2025212 PMAQI
3rd Sep 2025213 PMAQI
3rd Sep 2025214 PMAQI
3rd Sep 2025215 PMAQI
3rd Sep 2025206 PMAQI
3rd Sep 2025207 PMAQI
3rd Sep 2025218 PMAQI
3rd Sep 2025219 PMAQI
3rd Sep 20252310 PMAQI
3rd Sep 20252211 PMAQI
4th Sep 20252312 AMAQI
4th Sep 2025241 AMAQI
4th Sep 2025202 AMAQI
4th Sep 2025193 AMAQI
4th Sep 2025214 AMAQI
4th Sep 2025225 AMAQI

18°C13/23°C

4th Sep 2025206 AMAQI
4th Sep 2025207 AMAQI
4th Sep 2025218 AMAQI
4th Sep 2025239 AMAQI
4th Sep 20252310 AMAQI
4th Sep 20252211 AMAQI
4th Sep 20252512 PMAQI
4th Sep 2025271 PMAQI
4th Sep 2025302 PMAQI
4th Sep 2025273 PMAQI
4th Sep 2025214 PMAQI
4th Sep 2025195 PMAQI
4th Sep 2025246 PMAQI
4th Sep 2025237 PMAQI
4th Sep 2025238 PMAQI
4th Sep 2025239 PMAQI
4th Sep 20252310 PMAQI
4th Sep 20252411 PMAQI
5th Sep 20252512 AMAQI
5th Sep 2025251 AMAQI
5th Sep 2025272 AMAQI
5th Sep 2025253 AMAQI
5th Sep 2025304 AMAQI
5th Sep 2025265 AMAQI

20°C14/27°C

5th Sep 2025286 AMAQI
5th Sep 2025257 AMAQI
5th Sep 2025258 AMAQI
5th Sep 2025289 AMAQI
5th Sep 20252710 AMAQI
5th Sep 20252811 AMAQI
5th Sep 20253112 PMAQI
5th Sep 2025321 PMAQI
5th Sep 2025262 PMAQI
5th Sep 2025253 PMAQI
5th Sep 2025264 PMAQI
5th Sep 2025265 PMAQI
5th Sep 2025276 PMAQI
5th Sep 2025257 PMAQI
5th Sep 2025268 PMAQI
5th Sep 2025279 PMAQI
5th Sep 20252610 PMAQI
5th Sep 20252711 PMAQI
6th Sep 20252612 AMAQI
6th Sep 2025271 AMAQI
6th Sep 2025272 AMAQI
6th Sep 2025253 AMAQI
6th Sep 2025234 AMAQI
6th Sep 2025235 AMAQI

20°C16/25°C

6th Sep 2025226 AMAQI
6th Sep 2025207 AMAQI
6th Sep 2025188 AMAQI
6th Sep 2025199 AMAQI
6th Sep 20251910 AMAQI
6th Sep 20251911 AMAQI
6th Sep 20252012 PMAQI
6th Sep 2025211 PMAQI
6th Sep 2025202 PMAQI
6th Sep 2025213 PMAQI
6th Sep 2025204 PMAQI
6th Sep 2025205 PMAQI
6th Sep 2025216 PMAQI
6th Sep 2025207 PMAQI
6th Sep 2025218 PMAQI
6th Sep 2025229 PMAQI
6th Sep 20252210 PMAQI
6th Sep 20252211 PMAQI
7th Sep 20252212 AMAQI
7th Sep 2025211 AMAQI
7th Sep 2025202 AMAQI
7th Sep 2025203 AMAQI
7th Sep 2025194 AMAQI
7th Sep 2025205 AMAQI

18°C15/24°C

7th Sep 2025236 AMAQI
7th Sep 2025217 AMAQI
7th Sep 2025208 AMAQI
7th Sep 2025209 AMAQI
7th Sep 20252110 AMAQI
7th Sep 20252311 AMAQI
7th Sep 20252012 PMAQI
7th Sep 2025211 PMAQI
7th Sep 2025222 PMAQI
7th Sep 2025213 PMAQI
7th Sep 2025224 PMAQI
7th Sep 2025225 PMAQI
7th Sep 2025226 PMAQI
7th Sep 2025237 PMAQI
7th Sep 2025248 PMAQI
7th Sep 2025229 PMAQI
7th Sep 20252310 PMAQI
7th Sep 20252211 PMAQI
8th Sep 20252312 AMAQI
8th Sep 2025221 AMAQI
8th Sep 2025292 AMAQI
8th Sep 2025303 AMAQI
8th Sep 2025274 AMAQI
8th Sep 2025255 AMAQI

18°C13/24°C

8th Sep 2025286 AMAQI
8th Sep 2025287 AMAQI
8th Sep 2025298 AMAQI
8th Sep 2025309 AMAQI
8th Sep 20253010 AMAQI
8th Sep 20252911 AMAQI
8th Sep 20253212 PMAQI
8th Sep 2025291 PMAQI
8th Sep 2025282 PMAQI
8th Sep 2025273 PMAQI
8th Sep 2025284 PMAQI
8th Sep 2025285 PMAQI
8th Sep 2025286 PMAQI
8th Sep 2025287 PMAQI
8th Sep 2025288 PMAQI
8th Sep 2025289 PMAQI
8th Sep 20252810 PMAQI
8th Sep 20252811 PMAQI
9th Sep 20252812 AMAQI
9th Sep 2025271 AMAQI
9th Sep 2025342 AMAQI
9th Sep 2025323 AMAQI
9th Sep 2025334 AMAQI
9th Sep 2025335 AMAQI

18°C13/24°C

9th Sep 2025316 AMAQI
9th Sep 2025357 AMAQI
9th Sep 2025338 AMAQI
9th Sep 2025349 AMAQI
9th Sep 20253510 AMAQI
9th Sep 20253811 AMAQI
9th Sep 20254012 PMAQI
9th Sep 2025351 PMAQI
9th Sep 2025332 PMAQI
9th Sep 2025323 PMAQI
9th Sep 2025334 PMAQI
9th Sep 2025355 PMAQI
9th Sep 2025326 PMAQI
9th Sep 2025337 PMAQI
9th Sep 2025358 PMAQI
9th Sep 2025329 PMAQI
9th Sep 20253510 PMAQI
9th Sep 20253511 PMAQI
10th Sep 20253312 AMAQI
10th Sep 2025321 AMAQI
10th Sep 2025302 AMAQI
10th Sep 2025303 AMAQI
10th Sep 2025294 AMAQI
10th Sep 2025285 AMAQI

19°C15/22°C

10th Sep 2025296 AMAQI
10th Sep 2025327 AMAQI
10th Sep 2025308 AMAQI
10th Sep 2025339 AMAQI
10th Sep 20253110 AMAQI
10th Sep 20253411 AMAQI
10th Sep 20253212 PMAQI
10th Sep 2025341 PMAQI
10th Sep 2025352 PMAQI
10th Sep 2025333 PMAQI
10th Sep 2025324 PMAQI
10th Sep 2025365 PMAQI
10th Sep 2025376 PMAQI
10th Sep 2025397 PMAQI
10th Sep 2025358 PMAQI
10th Sep 2025349 PMAQI
10th Sep 20253410 PMAQI
10th Sep 20253311 PMAQI
11th Sep 20253312 AMAQI
11th Sep 2025321 AMAQI
11th Sep 2025262 AMAQI
11th Sep 2025313 AMAQI
11th Sep 2025274 AMAQI
11th Sep 2025285 AMAQI

18°C15/21°C

11th Sep 2025276 AMAQI
11th Sep 2025277 AMAQI
11th Sep 2025298 AMAQI
11th Sep 2025279 AMAQI
11th Sep 20252710 AMAQI
11th Sep 20252611 AMAQI
11th Sep 20252812 PMAQI
11th Sep 2025261 PMAQI
11th Sep 2025282 PMAQI
11th Sep 2025263 PMAQI
11th Sep 2025264 PMAQI
11th Sep 2025265 PMAQI
11th Sep 2025256 PMAQI
11th Sep 2025267 PMAQI
11th Sep 2025258 PMAQI
11th Sep 2025289 PMAQI
11th Sep 20253010 PMAQI
11th Sep 20252911 PMAQI
12th Sep 20253312 AMAQI
12th Sep 2025281 AMAQI
12th Sep 2025252 AMAQI
12th Sep 2025233 AMAQI
12th Sep 2025234 AMAQI
12th Sep 2025225 AMAQI

17°C15/21°C

12th Sep 2025206 AMAQI
12th Sep 2025207 AMAQI
12th Sep 2025218 AMAQI
12th Sep 2025209 AMAQI
12th Sep 20251910 AMAQI
12th Sep 20252011 AMAQI
12th Sep 20252312 PMAQI
12th Sep 2025231 PMAQI
12th Sep 2025222 PMAQI
12th Sep 2025233 PMAQI
12th Sep 2025234 PMAQI
12th Sep 2025225 PMAQI
12th Sep 2025216 PMAQI
12th Sep 2025227 PMAQI
12th Sep 2025228 PMAQI
12th Sep 2025239 PMAQI
12th Sep 20252310 PMAQI
12th Sep 20252411 PMAQI
13th Sep 20252412 AMAQI
13th Sep 2025241 AMAQI
13th Sep 2025202 AMAQI
13th Sep 2025213 AMAQI
13th Sep 2025204 AMAQI
13th Sep 2025205 AMAQI

18°C14/22°C

13th Sep 2025206 AMAQI
13th Sep 2025217 AMAQI
13th Sep 2025208 AMAQI
13th Sep 2025219 AMAQI
13th Sep 20252210 AMAQI
13th Sep 20252211 AMAQI
13th Sep 20252512 PMAQI
13th Sep 2025221 PMAQI
13th Sep 2025222 PMAQI
13th Sep 2025223 PMAQI
13th Sep 2025214 PMAQI
13th Sep 2025225 PMAQI
13th Sep 2025216 PMAQI
13th Sep 2025237 PMAQI
13th Sep 2025218 PMAQI
13th Sep 2025229 PMAQI
13th Sep 20252210 PMAQI
13th Sep 20252211 PMAQI
14th Sep 20252212 AMAQI
14th Sep 2025221 AMAQI
14th Sep 2025212 AMAQI
14th Sep 2025203 AMAQI
14th Sep 2025214 AMAQI
14th Sep 2025225 AMAQI

18°C14/23°C

14th Sep 2025216 AMAQI
14th Sep 2025217 AMAQI
14th Sep 2025198 AMAQI
14th Sep 2025189 AMAQI
14th Sep 20252210 AMAQI
14th Sep 20252011 AMAQI
14th Sep 20252112 PMAQI
14th Sep 2025201 PMAQI
14th Sep 2025212 PMAQI
14th Sep 2025203 PMAQI
14th Sep 2025234 PMAQI
14th Sep 2025235 PMAQI
14th Sep 2025206 PMAQI
14th Sep 2025207 PMAQI
14th Sep 2025228 PMAQI
14th Sep 2025229 PMAQI
14th Sep 20252210 PMAQI
14th Sep 20252211 PMAQI
15th Sep 20252312 AMAQI
15th Sep 2025211 AMAQI
15th Sep 2025242 AMAQI
15th Sep 2025233 AMAQI
15th Sep 2025244 AMAQI
15th Sep 2025245 AMAQI

17°C14/21°C

15th Sep 2025216 AMAQI
15th Sep 2025217 AMAQI
15th Sep 2025248 AMAQI
15th Sep 2025239 AMAQI
15th Sep 20252410 AMAQI
15th Sep 20252711 AMAQI
15th Sep 20252812 PMAQI
15th Sep 2025231 PMAQI
15th Sep 2025252 PMAQI
15th Sep 2025253 PMAQI
15th Sep 2025224 PMAQI
15th Sep 2025215 PMAQI
15th Sep 2025216 PMAQI
15th Sep 2025217 PMAQI
15th Sep 2025218 PMAQI
15th Sep 2025229 PMAQI
15th Sep 20252210 PMAQI
15th Sep 20252211 PMAQI
16th Sep 20252312 AMAQI
16th Sep 2025241 AMAQI
16th Sep 2025222 AMAQI
16th Sep 2025233 AMAQI
16th Sep 2025234 AMAQI
16th Sep 2025225 AMAQI

19°C14/23°C

16th Sep 2025206 AMAQI
16th Sep 2025237 AMAQI
16th Sep 2025238 AMAQI
16th Sep 2025219 AMAQI
16th Sep 20252410 AMAQI
16th Sep 20252411 AMAQI
16th Sep 20252412 PMAQI
16th Sep 2025241 PMAQI
16th Sep 2025222 PMAQI
16th Sep 2025233 PMAQI
16th Sep 2025214 PMAQI
16th Sep 2025235 PMAQI
16th Sep 2025216 PMAQI
16th Sep 2025207 PMAQI
16th Sep 2025228 PMAQI
16th Sep 2025219 PMAQI
16th Sep 20252210 PMAQI
16th Sep 20252211 PMAQI
17th Sep 20252312 AMAQI
17th Sep 2025221 AMAQI
17th Sep 2025172 AMAQI
17th Sep 2025153 AMAQI
17th Sep 2025174 AMAQI
17th Sep 2025165 AMAQI

17°C14/22°C

17th Sep 2025166 AMAQI
17th Sep 2025177 AMAQI
17th Sep 2025178 AMAQI
17th Sep 2025179 AMAQI
17th Sep 20251710 AMAQI
17th Sep 20251911 AMAQI
17th Sep 20252212 PMAQI
17th Sep 2025191 PMAQI
17th Sep 2025192 PMAQI
17th Sep 2025183 PMAQI
17th Sep 2025184 PMAQI
17th Sep 2025185 PMAQI
17th Sep 2025176 PMAQI
17th Sep 2025187 PMAQI
17th Sep 2025178 PMAQI
17th Sep 2025189 PMAQI
17th Sep 20252010 PMAQI
17th Sep 20251911 PMAQI
18th Sep 20251912 AMAQI
18th Sep 2025191 AMAQI
18th Sep 2025172 AMAQI
18th Sep 2025163 AMAQI
18th Sep 2025164 AMAQI
18th Sep 2025155 AMAQI

15°C11/22°C

18th Sep 2025166 AMAQI
18th Sep 2025177 AMAQI
18th Sep 2025178 AMAQI
18th Sep 2025169 AMAQI
18th Sep 20251710 AMAQI
18th Sep 20251711 AMAQI
18th Sep 20251812 PMAQI
18th Sep 2025241 PMAQI
18th Sep 2025252 PMAQI
18th Sep 2025213 PMAQI
18th Sep 2025174 PMAQI
18th Sep 2025165 PMAQI
18th Sep 2025176 PMAQI
18th Sep 2025177 PMAQI
18th Sep 2025178 PMAQI
18th Sep 2025189 PMAQI
18th Sep 20251810 PMAQI
18th Sep 20251811 PMAQI
19th Sep 20251912 AMAQI
19th Sep 2025181 AMAQI
19th Sep 2025182 AMAQI
19th Sep 2025183 AMAQI
19th Sep 2025194 AMAQI
19th Sep 2025195 AMAQI

18°C12/24°C

19th Sep 2025186 AMAQI
19th Sep 2025207 AMAQI
19th Sep 2025218 AMAQI
19th Sep 2025229 AMAQI
19th Sep 20252210 AMAQI
19th Sep 20252111 AMAQI
19th Sep 20252112 PMAQI
19th Sep 2025211 PMAQI
19th Sep 2025202 PMAQI
19th Sep 2025203 PMAQI
19th Sep 2025204 PMAQI
19th Sep 2025195 PMAQI
19th Sep 2025186 PMAQI
19th Sep 2025197 PMAQI
19th Sep 2025208 PMAQI
19th Sep 2025239 PMAQI
19th Sep 20252610 PMAQI
19th Sep 20252511 PMAQI
20th Sep 20252212 AMAQI
20th Sep 2025201 AMAQI
20th Sep 2025232 AMAQI
20th Sep 2025283 AMAQI
20th Sep 2025264 AMAQI
20th Sep 2025285 AMAQI

21°C15/27°C

20th Sep 2025286 AMAQI
20th Sep 2025247 AMAQI
20th Sep 2025238 AMAQI
20th Sep 2025249 AMAQI
20th Sep 20252110 AMAQI
20th Sep 20252011 AMAQI
20th Sep 20252412 PMAQI
20th Sep 2025281 PMAQI
20th Sep 2025262 PMAQI
20th Sep 2025273 PMAQI
20th Sep 2025244 PMAQI
20th Sep 2025235 PMAQI
20th Sep 2025246 PMAQI
20th Sep 2025247 PMAQI
20th Sep 2025258 PMAQI
20th Sep 2025309 PMAQI
20th Sep 20252810 PMAQI
20th Sep 20253011 PMAQI
21st Sep 20253012 AMAQI
21st Sep 2025261 AMAQI
21st Sep 2025312 AMAQI
21st Sep 2025243 AMAQI
21st Sep 2025234 AMAQI
21st Sep 2025245 AMAQI

21°C16/26°C

21st Sep 2025256 AMAQI
6 AM
21st Sep 2025247 AMAQI
21st Sep 2025238 AMAQI
21st Sep 2025239 AMAQI
21st Sep 20252210 AMAQI
21st Sep 20252311 AMAQI
21st Sep 20252312 PMAQI
12 PM
21st Sep 2025251 PMAQI
21st Sep 2025242 PMAQI
21st Sep 2025243 PMAQI
21st Sep 2025244 PMAQI
21st Sep 2025235 PMAQI
21st Sep 2025246 PMAQI
21st Sep 2025237 PMAQI
7 PM
21st Sep 2025238 PMAQI
21st Sep 2025259 PMAQI
21st Sep 20252610 PMAQI
21st Sep 20252711 PMAQI
12 AM
5 AM

--°C/°C

Day time
Avg. Highest Time
12 PM

27AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
6 AM - 8 AM

25AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 PM to 12 PM (Avg. 27), while the lowest AQI was between 6 AM to 8 AM (Avg. 25).
Night time
Avg. Highest Time
12 AM - 1 AM

27AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
3 AM - 8 PM

25AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 1 AM (Avg. 27), while the lowest AQI was between 3 AM to 8 PM (Avg. 25).

2025 Days Vs Air Quality

Rijeka, Primorsko Goranska Zupanija, Croatia

2025

83%

217

17%

46

Total number of days with different AQI categories in last 264 days in 2025 (101 days remaining)

Good
217 Days
Moderate
46 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days



Under WHO’s Safe Air Quality Limits: 83%

Health Risk Level:

Low

In 2025, 83% of 264 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

Rijeka, Primorsko Goranska Zupanija, Croatia

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.

-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
75AQI
2nd January 2025
64AQI
3rd January 2025
48AQI
4th January 2025
41AQI
5th January 2025
44AQI
6th January 2025
44AQI
7th January 2025
49AQI
8th January 2025
43AQI
9th January 2025
41AQI
10th January 2025
40AQI
11th January 2025
32AQI
12th January 2025
29AQI
13th January 2025
33AQI
14th January 2025
35AQI
15th January 2025
31AQI
16th January 2025
31AQI
17th January 2025
34AQI
18th January 2025
35AQI
19th January 2025
39AQI
20th January 2025
55AQI
21st January 2025
61AQI
22nd January 2025
61AQI
23rd January 2025
48AQI
24th January 2025
46AQI
25th January 2025
53AQI
26th January 2025
50AQI
27th January 2025
48AQI
28th January 2025
49AQI
29th January 2025
41AQI
30th January 2025
41AQI
31st January 2025
44AQI
1st February 2025
37AQI
2nd February 2025
43AQI
3rd February 2025
52AQI
4th February 2025
50AQI
5th February 2025
43AQI
6th February 2025
48AQI
7th February 2025
63AQI
8th February 2025
59AQI
9th February 2025
56AQI
10th February 2025
63AQI
11th February 2025
74AQI
12th February 2025
68AQI
13th February 2025
56AQI
14th February 2025
48AQI
15th February 2025
51AQI
16th February 2025
53AQI
17th February 2025
56AQI
18th February 2025
54AQI
19th February 2025
56AQI
20th February 2025
58AQI
21st February 2025
59AQI
22nd February 2025
71AQI
23rd February 2025
62AQI
24th February 2025
62AQI
25th February 2025
75AQI
26th February 2025
61AQI
27th February 2025
53AQI
28th February 2025
47AQI
1st March 2025
45AQI
2nd March 2025
48AQI
3rd March 2025
49AQI
4th March 2025
44AQI
5th March 2025
44AQI
6th March 2025
50AQI
7th March 2025
48AQI
8th March 2025
55AQI
9th March 2025
64AQI
10th March 2025
63AQI
11th March 2025
58AQI
12th March 2025
48AQI
13th March 2025
37AQI
14th March 2025
40AQI
15th March 2025
35AQI
16th March 2025
27AQI
17th March 2025
29AQI
18th March 2025
28AQI
19th March 2025
32AQI
20th March 2025
39AQI
21st March 2025
43AQI
22nd March 2025
41AQI
23rd March 2025
43AQI
24th March 2025
39AQI
25th March 2025
37AQI
26th March 2025
35AQI
27th March 2025
38AQI
28th March 2025
32AQI
29th March 2025
27AQI
30th March 2025
22AQI
31st March 2025
25AQI
1st April 2025
31AQI
2nd April 2025
35AQI
3rd April 2025
36AQI
4th April 2025
35AQI
5th April 2025
36AQI
6th April 2025
31AQI
7th April 2025
25AQI
8th April 2025
24AQI
9th April 2025
27AQI
10th April 2025
28AQI
11th April 2025
32AQI
12th April 2025
31AQI
13th April 2025
30AQI
14th April 2025
27AQI
15th April 2025
29AQI
16th April 2025
34AQI
17th April 2025
32AQI
18th April 2025
23AQI
19th April 2025
20AQI
20th April 2025
18AQI
21st April 2025
23AQI
22nd April 2025
31AQI
23rd April 2025
26AQI
24th April 2025
30AQI
25th April 2025
18AQI
26th April 2025
16AQI
27th April 2025
21AQI
28th April 2025
27AQI
29th April 2025
33AQI
30th April 2025
29AQI
1st May 2025
37AQI
2nd May 2025
41AQI
3rd May 2025
42AQI
4th May 2025
37AQI
5th May 2025
35AQI
6th May 2025
21AQI
7th May 2025
24AQI
8th May 2025
24AQI
9th May 2025
24AQI
10th May 2025
27AQI
11th May 2025
27AQI
12th May 2025
30AQI
13th May 2025
28AQI
14th May 2025
29AQI
15th May 2025
30AQI
16th May 2025
24AQI
17th May 2025
24AQI
18th May 2025
23AQI
19th May 2025
28AQI
20th May 2025
31AQI
21st May 2025
33AQI
22nd May 2025
31AQI
23rd May 2025
21AQI
24th May 2025
23AQI
25th May 2025
24AQI
26th May 2025
27AQI
27th May 2025
26AQI
28th May 2025
26AQI
29th May 2025
23AQI
30th May 2025
20AQI
31st May 2025
23AQI
1st June 2025
27AQI
2nd June 2025
29AQI
3rd June 2025
29AQI
4th June 2025
30AQI
5th June 2025
29AQI
6th June 2025
34AQI
7th June 2025
41AQI
8th June 2025
43AQI
9th June 2025
45AQI
10th June 2025
53AQI
11th June 2025
61AQI
12th June 2025
60AQI
13th June 2025
55AQI
14th June 2025
51AQI
15th June 2025
54AQI
16th June 2025
54AQI
17th June 2025
41AQI
18th June 2025
41AQI
19th June 2025
46AQI
20th June 2025
48AQI
21st June 2025
40AQI
22nd June 2025
37AQI
23rd June 2025
43AQI
24th June 2025
43AQI
25th June 2025
46AQI
26th June 2025
52AQI
27th June 2025
47AQI
28th June 2025
39AQI
29th June 2025
34AQI
30th June 2025
34AQI
1st July 2025
34AQI
2nd July 2025
33AQI
3rd July 2025
35AQI
4th July 2025
39AQI
5th July 2025
36AQI
6th July 2025
44AQI
7th July 2025
40AQI
8th July 2025
33AQI
9th July 2025
29AQI
10th July 2025
26AQI
11th July 2025
25AQI
12th July 2025
25AQI
13th July 2025
29AQI
14th July 2025
31AQI
15th July 2025
30AQI
16th July 2025
33AQI
17th July 2025
36AQI
18th July 2025
28AQI
19th July 2025
27AQI
20th July 2025
32AQI
21st July 2025
36AQI
22nd July 2025
34AQI
23rd July 2025
30AQI
24th July 2025
31AQI
25th July 2025
30AQI
26th July 2025
33AQI
27th July 2025
30AQI
28th July 2025
26AQI
29th July 2025
25AQI
30th July 2025
22AQI
31st July 2025
24AQI
1st August 2025
26AQI
2nd August 2025
25AQI
3rd August 2025
28AQI
4th August 2025
33AQI
5th August 2025
29AQI
6th August 2025
26AQI
7th August 2025
25AQI
8th August 2025
30AQI
9th August 2025
36AQI
10th August 2025
44AQI
11th August 2025
53AQI
12th August 2025
54AQI
13th August 2025
52AQI
14th August 2025
53AQI
15th August 2025
52AQI
16th August 2025
51AQI
17th August 2025
51AQI
18th August 2025
45AQI
19th August 2025
37AQI
20th August 2025
39AQI
21st August 2025
38AQI
22nd August 2025
36AQI
23rd August 2025
33AQI
24th August 2025
25AQI
25th August 2025
23AQI
26th August 2025
25AQI
27th August 2025
31AQI
28th August 2025
34AQI
29th August 2025
35AQI
30th August 2025
32AQI
31st August 2025
26AQI
1st September 2025
23AQI
2nd September 2025
21AQI
3rd September 2025
21AQI
4th September 2025
23AQI
5th September 2025
27AQI
6th September 2025
22AQI
7th September 2025
21AQI
8th September 2025
28AQI
9th September 2025
33AQI
10th September 2025
33AQI
11th September 2025
28AQI
12th September 2025
23AQI
13th September 2025
22AQI
14th September 2025
21AQI
15th September 2025
23AQI
16th September 2025
22AQI
17th September 2025
18AQI
18th September 2025
18AQI
19th September 2025
20AQI
20th September 2025
25AQI
21st September 2025
22nd September 2025
23rd September 2025
24th September 2025
25th September 2025
26th September 2025
27th September 2025
28th September 2025
29th September 2025
30th September 2025
1st October 2025
2nd October 2025
3rd October 2025
4th October 2025
5th October 2025
6th October 2025
7th October 2025
8th October 2025
9th October 2025
10th October 2025
11th October 2025
12th October 2025
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025

45AQI

56AQI

41AQI

28AQI

28AQI

43AQI

31AQI

36AQI

24AQI


No. of days

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

202537AQI

25
6
7
21
27
4
30
31
22
8
31
24
7
20
217
46

Highest AQI recorded in

February

56AQI


Lowest AQI recorded in

September

24AQI


202434AQI

31
27
2
29
2
29
1
30
1
28
2
26
5
31
29
1
31
20
10
26
5
337
29

Highest AQI recorded in

November

47AQI


Lowest AQI recorded in

May

26AQI


202330AQI

31
22
5
1
31
24
28
29
1
23
30
27
3
26
5
29
30
330
14
1

Highest AQI recorded in

February

43AQI


Lowest AQI recorded in

January

22AQI


202237AQI

25
6
17
4
5
26
30
27
4
24
6
21
2
2
28
27
3
30
28
3
264
54

Highest AQI recorded in

March

60AQI


Lowest AQI recorded in

November

21AQI


202127AQI

30
28
31
30
31
26
3
31
31
29
1
29
2
30
26
5
352
11

Highest AQI recorded in

June

35AQI


Lowest AQI recorded in

January

17AQI


202023AQI

10
3
21
17
1
30
31
26
30
31
30
31
257
4

Highest AQI recorded in

March

38AQI


Lowest AQI recorded in

October

13AQI


Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2022(Avg.)
37AQI
Least Polluted Year Recorded
2020(Avg.)
23AQI


Rijeka's annual 2025 AQI (37) shows an average percentage change of 26.4% (worsened AQI) compared to previous years: 2020 (23), 2021 (27), 2022 (37), 2023 (30), 2024 (34).