Sofia, Sofia Grad, Bulgaria 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
Sofia, Sofia Grad, Bulgaria
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
8th Jul 2025
53AQILowest AQI recorded on
5th Jul 2026
15AQISame Day Analysis (21st July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 34 of Good air quality, showing improvement over 2025 and 2024 on the same day.
Day & Night AQI Trend: 20th Jul - 21st Jul 2026
Sofia, Sofia Grad, Bulgaria
AQI
Day
Night
.
5 AM20th Jul 2026
9 PM
4 AM21st Jul 2026
Day time
Avg. Highest Time
3PM20th Jul
56AQI
Avg. Lowest Time
5PM20th Jul
37AQI
Night time
Avg. Highest Time
5AM20th Jul
52AQI
Avg. Lowest Time
4AM21st Jul
27AQI
In the last 24 hours,
Sofia's AQI reached its highest point of 56 at 3 PM during the Day, while the lowest point, 27, was recorded at 4 AM during the Night between 20th Jul and 21st Jul 2026.
Day & Night AQI Trend : Jun - Jul 2026
Sofia, Sofia Grad, Bulgaria
JunJul
22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st
Day
Night
22nd Jun 2026325 AMAQI
22nd Jun 2026366 AMAQI
22nd Jun 2026357 AMAQI
22nd Jun 2026508 AMAQI
22nd Jun 2026369 AMAQI
22nd Jun 20263710 AMAQI
22nd Jun 20264411 AMAQI
22nd Jun 20264312 PMAQI
22nd Jun 2026311 PMAQI
22nd Jun 2026432 PMAQI
22nd Jun 2026273 PMAQI
22nd Jun 2026244 PMAQI
22nd Jun 2026245 PMAQI
22nd Jun 2026286 PMAQI
22nd Jun 2026237 PMAQI
22nd Jun 2026238 PMAQI
22nd Jun 2026199 PMAQI
22nd Jun 20261910 PMAQI
22nd Jun 20262111 PMAQI
23rd Jun 20263012 AMAQI
23rd Jun 2026391 AMAQI
23rd Jun 2026392 AMAQI
23rd Jun 2026373 AMAQI
23rd Jun 2026344 AMAQI
21°C14/28°C
23rd Jun 2026335 AMAQI
23rd Jun 2026316 AMAQI
23rd Jun 2026337 AMAQI
23rd Jun 2026358 AMAQI
23rd Jun 2026459 AMAQI
23rd Jun 20264410 AMAQI
23rd Jun 20263211 AMAQI
23rd Jun 20264412 PMAQI
23rd Jun 2026411 PMAQI
23rd Jun 2026542 PMAQI
23rd Jun 2026473 PMAQI
23rd Jun 2026444 PMAQI
23rd Jun 2026475 PMAQI
23rd Jun 2026276 PMAQI
23rd Jun 2026427 PMAQI
23rd Jun 2026228 PMAQI
23rd Jun 2026259 PMAQI
23rd Jun 20263510 PMAQI
23rd Jun 20263411 PMAQI
24th Jun 20263212 AMAQI
24th Jun 2026301 AMAQI
24th Jun 2026272 AMAQI
24th Jun 2026333 AMAQI
24th Jun 2026324 AMAQI
20°C14/27°C
24th Jun 2026345 AMAQI
24th Jun 2026376 AMAQI
24th Jun 2026457 AMAQI
24th Jun 2026298 AMAQI
24th Jun 2026389 AMAQI
24th Jun 20264610 AMAQI
24th Jun 20262911 AMAQI
24th Jun 20263012 PMAQI
24th Jun 2026341 PMAQI
24th Jun 2026262 PMAQI
24th Jun 2026183 PMAQI
24th Jun 2026244 PMAQI
24th Jun 2026275 PMAQI
24th Jun 2026146 PMAQI
24th Jun 2026157 PMAQI
24th Jun 2026188 PMAQI
24th Jun 2026149 PMAQI
24th Jun 2026910 PMAQI
24th Jun 20261211 PMAQI
25th Jun 20261412 AMAQI
25th Jun 2026171 AMAQI
25th Jun 2026252 AMAQI
25th Jun 2026253 AMAQI
25th Jun 2026264 AMAQI
19°C14/23°C
25th Jun 2026265 AMAQI
25th Jun 2026236 AMAQI
25th Jun 2026237 AMAQI
25th Jun 2026338 AMAQI
25th Jun 2026229 AMAQI
25th Jun 20262610 AMAQI
25th Jun 20264711 AMAQI
25th Jun 20262312 PMAQI
25th Jun 2026201 PMAQI
25th Jun 2026242 PMAQI
25th Jun 2026163 PMAQI
25th Jun 2026164 PMAQI
25th Jun 2026145 PMAQI
25th Jun 2026276 PMAQI
25th Jun 2026217 PMAQI
25th Jun 2026208 PMAQI
25th Jun 2026209 PMAQI
25th Jun 20264110 PMAQI
25th Jun 20265511 PMAQI
26th Jun 20265812 AMAQI
26th Jun 2026521 AMAQI
26th Jun 2026542 AMAQI
26th Jun 2026563 AMAQI
26th Jun 2026564 AMAQI
20°C13/28°C
26th Jun 2026525 AMAQI
26th Jun 2026526 AMAQI
26th Jun 2026557 AMAQI
26th Jun 2026508 AMAQI
26th Jun 2026339 AMAQI
26th Jun 20263210 AMAQI
26th Jun 20262811 AMAQI
26th Jun 20262912 PMAQI
26th Jun 2026351 PMAQI
26th Jun 2026412 PMAQI
26th Jun 2026383 PMAQI
26th Jun 2026244 PMAQI
26th Jun 2026245 PMAQI
26th Jun 2026146 PMAQI
26th Jun 2026237 PMAQI
26th Jun 2026268 PMAQI
26th Jun 2026269 PMAQI
26th Jun 20262610 PMAQI
26th Jun 20263611 PMAQI
27th Jun 20264012 AMAQI
27th Jun 2026381 AMAQI
27th Jun 2026412 AMAQI
27th Jun 2026423 AMAQI
27th Jun 2026394 AMAQI
22°C15/29°C
27th Jun 2026375 AMAQI
27th Jun 2026386 AMAQI
27th Jun 2026367 AMAQI
27th Jun 2026388 AMAQI
27th Jun 2026389 AMAQI
27th Jun 20263510 AMAQI
27th Jun 20263411 AMAQI
27th Jun 20263012 PMAQI
27th Jun 2026281 PMAQI
27th Jun 2026362 PMAQI
27th Jun 2026203 PMAQI
27th Jun 2026264 PMAQI
27th Jun 2026205 PMAQI
27th Jun 2026176 PMAQI
27th Jun 2026247 PMAQI
27th Jun 2026418 PMAQI
27th Jun 2026269 PMAQI
27th Jun 20261810 PMAQI
27th Jun 20262811 PMAQI
28th Jun 20263012 AMAQI
28th Jun 2026301 AMAQI
28th Jun 2026302 AMAQI
28th Jun 2026413 AMAQI
28th Jun 2026344 AMAQI
22°C15/29°C
28th Jun 2026345 AMAQI
28th Jun 2026426 AMAQI
28th Jun 2026327 AMAQI
28th Jun 2026308 AMAQI
28th Jun 2026299 AMAQI
28th Jun 20263410 AMAQI
28th Jun 20262511 AMAQI
28th Jun 20262412 PMAQI
28th Jun 2026241 PMAQI
28th Jun 2026242 PMAQI
28th Jun 2026253 PMAQI
28th Jun 2026164 PMAQI
28th Jun 2026125 PMAQI
28th Jun 2026106 PMAQI
28th Jun 2026167 PMAQI
28th Jun 2026218 PMAQI
28th Jun 2026169 PMAQI
28th Jun 20261210 PMAQI
28th Jun 20261711 PMAQI
29th Jun 20262612 AMAQI
29th Jun 2026281 AMAQI
29th Jun 2026332 AMAQI
29th Jun 2026343 AMAQI
29th Jun 2026314 AMAQI
22°C14/29°C
29th Jun 2026275 AMAQI
29th Jun 2026296 AMAQI
29th Jun 2026277 AMAQI
29th Jun 2026278 AMAQI
29th Jun 2026269 AMAQI
29th Jun 20262810 AMAQI
29th Jun 20263011 AMAQI
29th Jun 20263012 PMAQI
29th Jun 2026201 PMAQI
29th Jun 2026192 PMAQI
29th Jun 2026213 PMAQI
29th Jun 2026164 PMAQI
29th Jun 2026205 PMAQI
29th Jun 2026196 PMAQI
29th Jun 2026217 PMAQI
29th Jun 2026238 PMAQI
29th Jun 2026219 PMAQI
29th Jun 20262510 PMAQI
29th Jun 20263311 PMAQI
30th Jun 20263912 AMAQI
30th Jun 2026381 AMAQI
30th Jun 2026452 AMAQI
30th Jun 2026443 AMAQI
30th Jun 2026434 AMAQI
23°C14/32°C
30th Jun 2026365 AMAQI
30th Jun 2026416 AMAQI
30th Jun 2026417 AMAQI
30th Jun 2026408 AMAQI
30th Jun 2026419 AMAQI
30th Jun 20264010 AMAQI
30th Jun 20264911 AMAQI
30th Jun 20263812 PMAQI
30th Jun 2026381 PMAQI
30th Jun 2026322 PMAQI
30th Jun 2026273 PMAQI
30th Jun 2026244 PMAQI
30th Jun 2026315 PMAQI
30th Jun 2026336 PMAQI
30th Jun 2026367 PMAQI
30th Jun 2026298 PMAQI
30th Jun 2026329 PMAQI
30th Jun 20263310 PMAQI
30th Jun 20263811 PMAQI
1st Jul 20264012 AMAQI
1st Jul 2026351 AMAQI
1st Jul 2026372 AMAQI
1st Jul 2026333 AMAQI
1st Jul 2026334 AMAQI
23°C16/32°C
1st Jul 2026305 AMAQI
1st Jul 2026326 AMAQI
1st Jul 2026307 AMAQI
1st Jul 2026358 AMAQI
1st Jul 2026279 AMAQI
1st Jul 20262810 AMAQI
1st Jul 20262511 AMAQI
1st Jul 20262812 PMAQI
1st Jul 2026201 PMAQI
1st Jul 2026182 PMAQI
1st Jul 2026173 PMAQI
1st Jul 2026194 PMAQI
1st Jul 2026305 PMAQI
1st Jul 2026346 PMAQI
1st Jul 2026307 PMAQI
1st Jul 2026278 PMAQI
1st Jul 2026229 PMAQI
1st Jul 20262210 PMAQI
1st Jul 20262411 PMAQI
2nd Jul 20262212 AMAQI
2nd Jul 2026301 AMAQI
2nd Jul 2026282 AMAQI
2nd Jul 2026343 AMAQI
2nd Jul 2026224 AMAQI
21°C15/30°C
2nd Jul 2026205 AMAQI
2nd Jul 2026246 AMAQI
2nd Jul 2026267 AMAQI
2nd Jul 2026198 AMAQI
2nd Jul 2026329 AMAQI
2nd Jul 20263610 AMAQI
2nd Jul 20264011 AMAQI
2nd Jul 20263412 PMAQI
2nd Jul 2026271 PMAQI
2nd Jul 2026282 PMAQI
2nd Jul 2026183 PMAQI
2nd Jul 2026184 PMAQI
2nd Jul 2026285 PMAQI
2nd Jul 2026296 PMAQI
2nd Jul 2026447 PMAQI
2nd Jul 2026228 PMAQI
2nd Jul 2026239 PMAQI
2nd Jul 20263610 PMAQI
2nd Jul 20265011 PMAQI
3rd Jul 20263812 AMAQI
3rd Jul 2026541 AMAQI
3rd Jul 2026462 AMAQI
3rd Jul 2026513 AMAQI
3rd Jul 2026534 AMAQI
20°C13/27°C
3rd Jul 2026585 AMAQI
3rd Jul 2026416 AMAQI
3rd Jul 2026517 AMAQI
3rd Jul 2026448 AMAQI
3rd Jul 2026489 AMAQI
3rd Jul 20263710 AMAQI
3rd Jul 20264611 AMAQI
3rd Jul 20263512 PMAQI
3rd Jul 2026351 PMAQI
3rd Jul 2026582 PMAQI
3rd Jul 2026613 PMAQI
3rd Jul 2026424 PMAQI
3rd Jul 2026355 PMAQI
3rd Jul 2026596 PMAQI
3rd Jul 2026387 PMAQI
3rd Jul 2026468 PMAQI
3rd Jul 2026339 PMAQI
3rd Jul 20262910 PMAQI
3rd Jul 20263211 PMAQI
4th Jul 20262912 AMAQI
4th Jul 2026291 AMAQI
4th Jul 2026132 AMAQI
4th Jul 2026293 AMAQI
4th Jul 2026364 AMAQI
19°C14/25°C
4th Jul 2026145 AMAQI
4th Jul 2026316 AMAQI
4th Jul 2026637 AMAQI
4th Jul 2026548 AMAQI
4th Jul 2026309 AMAQI
4th Jul 20262410 AMAQI
4th Jul 20262111 AMAQI
4th Jul 20261812 PMAQI
4th Jul 2026181 PMAQI
4th Jul 2026162 PMAQI
4th Jul 2026163 PMAQI
4th Jul 2026134 PMAQI
4th Jul 2026135 PMAQI
4th Jul 2026106 PMAQI
4th Jul 2026107 PMAQI
4th Jul 202688 PMAQI
4th Jul 2026109 PMAQI
4th Jul 20261110 PMAQI
4th Jul 20261111 PMAQI
5th Jul 20261812 AMAQI
5th Jul 2026131 AMAQI
5th Jul 2026162 AMAQI
5th Jul 2026123 AMAQI
5th Jul 2026144 AMAQI
18°C12/25°C
5th Jul 2026165 AMAQI
5th Jul 2026146 AMAQI
5th Jul 2026157 AMAQI
5th Jul 2026128 AMAQI
5th Jul 2026149 AMAQI
5th Jul 20261910 AMAQI
5th Jul 20261911 AMAQI
5th Jul 20261612 PMAQI
5th Jul 2026171 PMAQI
5th Jul 2026122 PMAQI
5th Jul 2026103 PMAQI
5th Jul 202684 PMAQI
5th Jul 2026125 PMAQI
5th Jul 2026126 PMAQI
5th Jul 2026117 PMAQI
5th Jul 2026128 PMAQI
5th Jul 2026179 PMAQI
5th Jul 20262110 PMAQI
5th Jul 20262111 PMAQI
6th Jul 20262312 AMAQI
6th Jul 2026261 AMAQI
6th Jul 2026282 AMAQI
6th Jul 2026323 AMAQI
6th Jul 2026264 AMAQI
17°C10/23°C
6th Jul 2026215 AMAQI
6th Jul 2026236 AMAQI
6th Jul 2026257 AMAQI
6th Jul 2026258 AMAQI
6th Jul 2026289 AMAQI
6th Jul 20262410 AMAQI
6th Jul 20262611 AMAQI
6th Jul 20262412 PMAQI
6th Jul 2026211 PMAQI
6th Jul 2026212 PMAQI
6th Jul 2026213 PMAQI
6th Jul 2026234 PMAQI
6th Jul 2026165 PMAQI
6th Jul 2026126 PMAQI
6th Jul 2026107 PMAQI
6th Jul 2026118 PMAQI
6th Jul 2026119 PMAQI
6th Jul 20261210 PMAQI
6th Jul 20261111 PMAQI
7th Jul 20262012 AMAQI
7th Jul 2026201 AMAQI
7th Jul 2026182 AMAQI
7th Jul 2026163 AMAQI
7th Jul 2026164 AMAQI
18°C11/24°C
7th Jul 2026165 AMAQI
7th Jul 2026166 AMAQI
7th Jul 2026167 AMAQI
7th Jul 2026258 AMAQI
7th Jul 2026219 AMAQI
7th Jul 20261710 AMAQI
7th Jul 20261411 AMAQI
7th Jul 20261712 PMAQI
7th Jul 2026171 PMAQI
7th Jul 2026232 PMAQI
7th Jul 2026273 PMAQI
7th Jul 2026244 PMAQI
7th Jul 2026205 PMAQI
7th Jul 2026146 PMAQI
7th Jul 2026147 PMAQI
7th Jul 2026168 PMAQI
7th Jul 2026189 PMAQI
7th Jul 20262010 PMAQI
7th Jul 20262411 PMAQI
8th Jul 20263512 AMAQI
8th Jul 2026321 AMAQI
8th Jul 2026322 AMAQI
8th Jul 2026293 AMAQI
8th Jul 2026294 AMAQI
19°C11/26°C
8th Jul 2026285 AMAQI
8th Jul 2026306 AMAQI
8th Jul 2026257 AMAQI
8th Jul 2026328 AMAQI
8th Jul 2026319 AMAQI
8th Jul 20263210 AMAQI
8th Jul 20261711 AMAQI
8th Jul 20262212 PMAQI
8th Jul 2026251 PMAQI
8th Jul 2026212 PMAQI
8th Jul 2026203 PMAQI
8th Jul 2026194 PMAQI
8th Jul 2026175 PMAQI
8th Jul 2026146 PMAQI
8th Jul 2026217 PMAQI
8th Jul 2026218 PMAQI
8th Jul 2026239 PMAQI
8th Jul 20262510 PMAQI
8th Jul 20262611 PMAQI
9th Jul 20262412 AMAQI
9th Jul 2026211 AMAQI
9th Jul 2026202 AMAQI
9th Jul 2026173 AMAQI
9th Jul 2026174 AMAQI
20°C13/29°C
9th Jul 2026195 AMAQI
9th Jul 2026246 AMAQI
9th Jul 2026217 AMAQI
9th Jul 2026218 AMAQI
9th Jul 2026219 AMAQI
9th Jul 20262810 AMAQI
9th Jul 20262211 AMAQI
9th Jul 20262012 PMAQI
9th Jul 2026201 PMAQI
9th Jul 2026162 PMAQI
9th Jul 2026113 PMAQI
9th Jul 2026104 PMAQI
9th Jul 2026125 PMAQI
9th Jul 202696 PMAQI
9th Jul 202667 PMAQI
9th Jul 202698 PMAQI
9th Jul 202689 PMAQI
9th Jul 20261010 PMAQI
9th Jul 20261111 PMAQI
10th Jul 20261812 AMAQI
10th Jul 2026171 AMAQI
10th Jul 2026232 AMAQI
10th Jul 2026153 AMAQI
10th Jul 2026164 AMAQI
18°C12/25°C
10th Jul 2026145 AMAQI
10th Jul 2026196 AMAQI
10th Jul 2026177 AMAQI
10th Jul 2026198 AMAQI
10th Jul 2026199 AMAQI
10th Jul 20262010 AMAQI
10th Jul 20262011 AMAQI
10th Jul 20261512 PMAQI
10th Jul 2026141 PMAQI
10th Jul 2026102 PMAQI
10th Jul 2026103 PMAQI
10th Jul 2026114 PMAQI
10th Jul 202685 PMAQI
10th Jul 2026116 PMAQI
10th Jul 202687 PMAQI
10th Jul 2026128 PMAQI
10th Jul 2026129 PMAQI
10th Jul 20261610 PMAQI
10th Jul 20261911 PMAQI
11th Jul 20261612 AMAQI
11th Jul 2026191 AMAQI
11th Jul 2026212 AMAQI
11th Jul 2026163 AMAQI
11th Jul 2026124 AMAQI
18°C10/25°C
11th Jul 2026165 AMAQI
11th Jul 2026166 AMAQI
11th Jul 2026127 AMAQI
11th Jul 2026168 AMAQI
11th Jul 2026209 AMAQI
11th Jul 20262010 AMAQI
11th Jul 20261711 AMAQI
11th Jul 20261512 PMAQI
11th Jul 2026141 PMAQI
11th Jul 2026122 PMAQI
11th Jul 2026123 PMAQI
11th Jul 2026124 PMAQI
11th Jul 2026125 PMAQI
11th Jul 2026126 PMAQI
11th Jul 2026127 PMAQI
11th Jul 2026148 PMAQI
11th Jul 2026179 PMAQI
11th Jul 20261610 PMAQI
11th Jul 20261911 PMAQI
12th Jul 20262112 AMAQI
12th Jul 2026251 AMAQI
12th Jul 2026232 AMAQI
12th Jul 2026233 AMAQI
12th Jul 2026234 AMAQI
20°C11/29°C
12th Jul 2026235 AMAQI
12th Jul 2026256 AMAQI
12th Jul 2026307 AMAQI
12th Jul 2026378 AMAQI
12th Jul 2026429 AMAQI
12th Jul 20263510 AMAQI
12th Jul 20262711 AMAQI
12th Jul 20262612 PMAQI
12th Jul 2026241 PMAQI
12th Jul 2026192 PMAQI
12th Jul 2026203 PMAQI
12th Jul 2026164 PMAQI
12th Jul 2026295 PMAQI
12th Jul 2026396 PMAQI
12th Jul 2026327 PMAQI
12th Jul 2026288 PMAQI
12th Jul 2026299 PMAQI
12th Jul 20262910 PMAQI
12th Jul 20262911 PMAQI
13th Jul 20263712 AMAQI
13th Jul 2026371 AMAQI
13th Jul 2026452 AMAQI
13th Jul 2026473 AMAQI
13th Jul 2026284 AMAQI
20°C14/30°C
13th Jul 2026365 AMAQI
13th Jul 2026376 AMAQI
13th Jul 2026377 AMAQI
13th Jul 2026308 AMAQI
13th Jul 2026329 AMAQI
13th Jul 20264110 AMAQI
13th Jul 20263111 AMAQI
13th Jul 20262912 PMAQI
13th Jul 2026211 PMAQI
13th Jul 2026212 PMAQI
13th Jul 2026213 PMAQI
13th Jul 2026224 PMAQI
13th Jul 2026175 PMAQI
13th Jul 2026196 PMAQI
13th Jul 2026127 PMAQI
13th Jul 2026128 PMAQI
13th Jul 2026149 PMAQI
13th Jul 20262010 PMAQI
13th Jul 20262611 PMAQI
14th Jul 20263412 AMAQI
14th Jul 2026201 AMAQI
14th Jul 2026322 AMAQI
14th Jul 2026323 AMAQI
14th Jul 2026334 AMAQI
18°C12/24°C
14th Jul 2026305 AMAQI
14th Jul 2026286 AMAQI
14th Jul 2026277 AMAQI
14th Jul 2026298 AMAQI
14th Jul 2026319 AMAQI
14th Jul 20262210 AMAQI
14th Jul 20262911 AMAQI
14th Jul 20262112 PMAQI
14th Jul 2026121 PMAQI
14th Jul 2026162 PMAQI
14th Jul 2026173 PMAQI
14th Jul 2026174 PMAQI
14th Jul 2026145 PMAQI
14th Jul 2026106 PMAQI
14th Jul 2026127 PMAQI
14th Jul 2026128 PMAQI
14th Jul 2026149 PMAQI
14th Jul 20261610 PMAQI
14th Jul 20261711 PMAQI
15th Jul 20262212 AMAQI
15th Jul 2026251 AMAQI
15th Jul 2026242 AMAQI
15th Jul 2026233 AMAQI
15th Jul 2026204 AMAQI
19°C11/27°C
15th Jul 2026205 AMAQI
15th Jul 2026216 AMAQI
15th Jul 2026217 AMAQI
15th Jul 2026208 AMAQI
15th Jul 2026219 AMAQI
15th Jul 20262510 AMAQI
15th Jul 20262111 AMAQI
15th Jul 20261712 PMAQI
15th Jul 2026171 PMAQI
15th Jul 2026122 PMAQI
15th Jul 2026103 PMAQI
15th Jul 2026104 PMAQI
15th Jul 2026125 PMAQI
15th Jul 2026126 PMAQI
15th Jul 2026147 PMAQI
15th Jul 2026178 PMAQI
15th Jul 2026269 PMAQI
15th Jul 20262110 PMAQI
15th Jul 20262311 PMAQI
16th Jul 20262312 AMAQI
16th Jul 2026231 AMAQI
16th Jul 2026232 AMAQI
16th Jul 2026253 AMAQI
16th Jul 2026254 AMAQI
23°C14/31°C
16th Jul 2026295 AMAQI
16th Jul 2026276 AMAQI
16th Jul 2026267 AMAQI
16th Jul 2026288 AMAQI
16th Jul 2026299 AMAQI
16th Jul 20262910 AMAQI
16th Jul 20262811 AMAQI
16th Jul 20262612 PMAQI
16th Jul 2026281 PMAQI
16th Jul 2026262 PMAQI
16th Jul 2026253 PMAQI
16th Jul 2026204 PMAQI
16th Jul 2026255 PMAQI
16th Jul 2026306 PMAQI
16th Jul 2026187 PMAQI
16th Jul 2026268 PMAQI
16th Jul 2026189 PMAQI
16th Jul 20262510 PMAQI
16th Jul 20263111 PMAQI
17th Jul 20262612 AMAQI
17th Jul 2026311 AMAQI
17th Jul 2026312 AMAQI
17th Jul 2026303 AMAQI
17th Jul 2026294 AMAQI
24°C16/32°C
17th Jul 2026295 AMAQI
17th Jul 2026376 AMAQI
17th Jul 2026397 AMAQI
17th Jul 2026498 AMAQI
17th Jul 2026409 AMAQI
17th Jul 20265210 AMAQI
17th Jul 20264811 AMAQI
17th Jul 20264112 PMAQI
17th Jul 2026411 PMAQI
17th Jul 2026422 PMAQI
17th Jul 2026423 PMAQI
17th Jul 2026444 PMAQI
17th Jul 2026445 PMAQI
17th Jul 2026466 PMAQI
17th Jul 2026447 PMAQI
17th Jul 2026488 PMAQI
17th Jul 2026529 PMAQI
17th Jul 20264910 PMAQI
17th Jul 20264811 PMAQI
18th Jul 20265312 AMAQI
18th Jul 2026581 AMAQI
18th Jul 2026612 AMAQI
18th Jul 2026583 AMAQI
18th Jul 2026544 AMAQI
23°C15/31°C
18th Jul 2026475 AMAQI
18th Jul 2026466 AMAQI
18th Jul 2026507 AMAQI
18th Jul 2026458 AMAQI
18th Jul 2026469 AMAQI
18th Jul 20264710 AMAQI
18th Jul 20264611 AMAQI
18th Jul 20264412 PMAQI
18th Jul 2026451 PMAQI
18th Jul 2026452 PMAQI
18th Jul 2026483 PMAQI
18th Jul 2026514 PMAQI
18th Jul 2026505 PMAQI
18th Jul 2026506 PMAQI
18th Jul 2026457 PMAQI
18th Jul 2026408 PMAQI
18th Jul 2026489 PMAQI
18th Jul 20265410 PMAQI
18th Jul 20265611 PMAQI
19th Jul 20266012 AMAQI
19th Jul 2026601 AMAQI
19th Jul 2026602 AMAQI
19th Jul 2026573 AMAQI
19th Jul 2026564 AMAQI
25°C16/34°C
19th Jul 2026505 AMAQI
19th Jul 2026476 AMAQI
19th Jul 2026507 AMAQI
19th Jul 2026448 AMAQI
19th Jul 2026449 AMAQI
19th Jul 20264010 AMAQI
19th Jul 20263711 AMAQI
19th Jul 20263712 PMAQI
19th Jul 2026281 PMAQI
19th Jul 2026292 PMAQI
19th Jul 2026423 PMAQI
19th Jul 2026394 PMAQI
19th Jul 2026385 PMAQI
19th Jul 2026276 PMAQI
19th Jul 2026347 PMAQI
19th Jul 2026388 PMAQI
19th Jul 2026429 PMAQI
19th Jul 20264810 PMAQI
19th Jul 20265411 PMAQI
20th Jul 20265812 AMAQI
20th Jul 2026651 AMAQI
20th Jul 2026642 AMAQI
20th Jul 2026643 AMAQI
20th Jul 2026654 AMAQI
24°C17/33°C
20th Jul 2026525 AMAQI
20th Jul 2026516 AMAQI
20th Jul 2026537 AMAQI
20th Jul 2026538 AMAQI
20th Jul 2026529 AMAQI
20th Jul 20265310 AMAQI
20th Jul 20265411 AMAQI
20th Jul 20265112 PMAQI
20th Jul 2026521 PMAQI
20th Jul 2026542 PMAQI
20th Jul 2026563 PMAQI
20th Jul 2026414 PMAQI
20th Jul 2026375 PMAQI
20th Jul 2026486 PMAQI
20th Jul 2026447 PMAQI
20th Jul 2026448 PMAQI
20th Jul 2026439 PMAQI
20th Jul 20263910 PMAQI
20th Jul 20264011 PMAQI
21st Jul 20264612 AMAQI
21st Jul 2026481 AMAQI
21st Jul 2026442 AMAQI
21st Jul 2026373 AMAQI
21st Jul 2026274 AMAQI
25°C17/34°C
21st Jul 2026275 AMAQI
5 AM21st Jul 2026247 AMAQI
21st Jul 2026258 AMAQI
21st Jul 2026289 AMAQI
21st Jul 20262510 AMAQI
21st Jul 20262611 AMAQI
21st Jul 20263512 PMAQI
21st Jul 2026411 PMAQI
1 PM21st Jul 2026412 PMAQI
21st Jul 2026363 PMAQI
21st Jul 2026364 PMAQI
21st Jul 2026325 PMAQI
21st Jul 2026316 PMAQI
21st Jul 2026347 PMAQI
21st Jul 2026388 PMAQI
21st Jul 2026259 PMAQI
9 PM21st Jul 20263710 PMAQI
21st Jul 20264611 PMAQI
1 AM
4 AM
23°C15/32°C
Day time
Avg. Highest Time
7 AM - 8 AM
33AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
9 PM
23AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 AM to 8 AM (Avg. 33), while the lowest AQI was between 9 PM to 9 PM (Avg. 23).
Night time
Avg. Highest Time
1 AM - 3 AM
34AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
10 PM
26AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 3 AM (Avg. 34), while the lowest AQI was between 10 PM to 10 PM (Avg. 26).
2026 Days Vs Air Quality
Sofia, Sofia Grad, Bulgaria
2026
63%
126
36%
72
0.5%
1
Total number of days with different AQI categories in last 202 days in 2026 (163 days remaining)
Good
126 DaysModerate
72 DaysPoor
1 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 63%
Health Risk Level:
Moderate
In 2026, 63% of 202 days were within WHO’s safe air quality limits, and 37% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Sofia, Sofia Grad, Bulgaria
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
42AQI (US)
42AQI (US)
2nd January 2026
76AQI (US)
76AQI (US)
3rd January 2026
39AQI (US)
39AQI (US)
4th January 2026
25AQI (US)
25AQI (US)
5th January 2026
34AQI (US)
34AQI (US)
6th January 2026
50AQI (US)
50AQI (US)
7th January 2026
52AQI (US)
52AQI (US)
8th January 2026
48AQI (US)
48AQI (US)
9th January 2026
49AQI (US)
49AQI (US)
10th January 2026
50AQI (US)
50AQI (US)
11th January 2026
38AQI (US)
38AQI (US)
12th January 2026
37AQI (US)
37AQI (US)
13th January 2026
31AQI (US)
31AQI (US)
14th January 2026
46AQI (US)
46AQI (US)
15th January 2026
66AQI (US)
66AQI (US)
16th January 2026
78AQI (US)
78AQI (US)
17th January 2026
39AQI (US)
39AQI (US)
18th January 2026
68AQI (US)
68AQI (US)
19th January 2026
66AQI (US)
66AQI (US)
20th January 2026
78AQI (US)
78AQI (US)
21st January 2026
67AQI (US)
67AQI (US)
22nd January 2026
70AQI (US)
70AQI (US)
23rd January 2026
80AQI (US)
80AQI (US)
24th January 2026
73AQI (US)
73AQI (US)
25th January 2026
85AQI (US)
85AQI (US)
26th January 2026
53AQI (US)
53AQI (US)
27th January 2026
29AQI (US)
29AQI (US)
28th January 2026
56AQI (US)
56AQI (US)
29th January 2026
58AQI (US)
58AQI (US)
30th January 2026
83AQI (US)
83AQI (US)
31st January 2026
90AQI (US)
90AQI (US)
1st February 2026
40AQI (US)
40AQI (US)
2nd February 2026
48AQI (US)
48AQI (US)
3rd February 2026
81AQI (US)
81AQI (US)
4th February 2026
72AQI (US)
72AQI (US)
5th February 2026
56AQI (US)
56AQI (US)
6th February 2026
74AQI (US)
74AQI (US)
7th February 2026
84AQI (US)
84AQI (US)
8th February 2026
84AQI (US)
84AQI (US)
9th February 2026
82AQI (US)
82AQI (US)
10th February 2026
38AQI (US)
38AQI (US)
11th February 2026
54AQI (US)
54AQI (US)
12th February 2026
63AQI (US)
63AQI (US)
13th February 2026
63AQI (US)
63AQI (US)
14th February 2026
70AQI (US)
70AQI (US)
15th February 2026
54AQI (US)
54AQI (US)
16th February 2026
42AQI (US)
42AQI (US)
17th February 2026
42AQI (US)
42AQI (US)
18th February 2026
31AQI (US)
31AQI (US)
19th February 2026
47AQI (US)
47AQI (US)
20th February 2026
46AQI (US)
46AQI (US)
21st February 2026
39AQI (US)
39AQI (US)
22nd February 2026
62AQI (US)
62AQI (US)
23rd February 2026
67AQI (US)
67AQI (US)
24th February 2026
62AQI (US)
62AQI (US)
25th February 2026
36AQI (US)
36AQI (US)
26th February 2026
56AQI (US)
56AQI (US)
27th February 2026
75AQI (US)
75AQI (US)
28th February 2026
76AQI (US)
76AQI (US)
1st March 2026
70AQI (US)
70AQI (US)
2nd March 2026
90AQI (US)
90AQI (US)
3rd March 2026
101AQI (US)
101AQI (US)
4th March 2026
94AQI (US)
94AQI (US)
5th March 2026
93AQI (US)
93AQI (US)
6th March 2026
84AQI (US)
84AQI (US)
7th March 2026
81AQI (US)
81AQI (US)
8th March 2026
80AQI (US)
80AQI (US)
9th March 2026
53AQI (US)
53AQI (US)
10th March 2026
53AQI (US)
53AQI (US)
11th March 2026
56AQI (US)
56AQI (US)
12th March 2026
59AQI (US)
59AQI (US)
13th March 2026
68AQI (US)
68AQI (US)
14th March 2026
58AQI (US)
58AQI (US)
15th March 2026
69AQI (US)
69AQI (US)
16th March 2026
72AQI (US)
72AQI (US)
17th March 2026
82AQI (US)
82AQI (US)
18th March 2026
62AQI (US)
62AQI (US)
19th March 2026
56AQI (US)
56AQI (US)
20th March 2026
54AQI (US)
54AQI (US)
21st March 2026
75AQI (US)
75AQI (US)
22nd March 2026
67AQI (US)
67AQI (US)
23rd March 2026
64AQI (US)
64AQI (US)
24th March 2026
55AQI (US)
55AQI (US)
25th March 2026
78AQI (US)
78AQI (US)
26th March 2026
66AQI (US)
66AQI (US)
27th March 2026
55AQI (US)
55AQI (US)
28th March 2026
30AQI (US)
30AQI (US)
29th March 2026
42AQI (US)
42AQI (US)
30th March 2026
38AQI (US)
38AQI (US)
31st March 2026
51AQI (US)
51AQI (US)
1st April 2026
76AQI (US)
76AQI (US)
2nd April 2026
25AQI (US)
25AQI (US)
3rd April 2026
22AQI (US)
22AQI (US)
4th April 2026
70AQI (US)
70AQI (US)
5th April 2026
62AQI (US)
62AQI (US)
6th April 2026
48AQI (US)
48AQI (US)
7th April 2026
34AQI (US)
34AQI (US)
8th April 2026
28AQI (US)
28AQI (US)
9th April 2026
45AQI (US)
45AQI (US)
10th April 2026
43AQI (US)
43AQI (US)
11th April 2026
49AQI (US)
49AQI (US)
12th April 2026
48AQI (US)
48AQI (US)
13th April 2026
52AQI (US)
52AQI (US)
14th April 2026
52AQI (US)
52AQI (US)
15th April 2026
57AQI (US)
57AQI (US)
16th April 2026
51AQI (US)
51AQI (US)
17th April 2026
18th April 2026
41AQI (US)
41AQI (US)
19th April 2026
27AQI (US)
27AQI (US)
20th April 2026
46AQI (US)
46AQI (US)
21st April 2026
43AQI (US)
43AQI (US)
22nd April 2026
23rd April 2026
40AQI (US)
40AQI (US)
24th April 2026
44AQI (US)
44AQI (US)
25th April 2026
41AQI (US)
41AQI (US)
26th April 2026
32AQI (US)
32AQI (US)
27th April 2026
29AQI (US)
29AQI (US)
28th April 2026
36AQI (US)
36AQI (US)
29th April 2026
40AQI (US)
40AQI (US)
30th April 2026
29AQI (US)
29AQI (US)
1st May 2026
25AQI (US)
25AQI (US)
2nd May 2026
39AQI (US)
39AQI (US)
3rd May 2026
25AQI (US)
25AQI (US)
4th May 2026
39AQI (US)
39AQI (US)
5th May 2026
42AQI (US)
42AQI (US)
6th May 2026
34AQI (US)
34AQI (US)
7th May 2026
40AQI (US)
40AQI (US)
8th May 2026
42AQI (US)
42AQI (US)
9th May 2026
10th May 2026
47AQI (US)
47AQI (US)
11th May 2026
24AQI (US)
24AQI (US)
12th May 2026
21AQI (US)
21AQI (US)
13th May 2026
27AQI (US)
27AQI (US)
14th May 2026
26AQI (US)
26AQI (US)
15th May 2026
16AQI (US)
16AQI (US)
16th May 2026
40AQI (US)
40AQI (US)
17th May 2026
49AQI (US)
49AQI (US)
18th May 2026
36AQI (US)
36AQI (US)
19th May 2026
33AQI (US)
33AQI (US)
20th May 2026
42AQI (US)
42AQI (US)
21st May 2026
55AQI (US)
55AQI (US)
22nd May 2026
57AQI (US)
57AQI (US)
23rd May 2026
40AQI (US)
40AQI (US)
24th May 2026
41AQI (US)
41AQI (US)
25th May 2026
44AQI (US)
44AQI (US)
26th May 2026
40AQI (US)
40AQI (US)
27th May 2026
26AQI (US)
26AQI (US)
28th May 2026
24AQI (US)
24AQI (US)
29th May 2026
17AQI (US)
17AQI (US)
30th May 2026
19AQI (US)
19AQI (US)
31st May 2026
23AQI (US)
23AQI (US)
1st June 2026
24AQI (US)
24AQI (US)
2nd June 2026
21AQI (US)
21AQI (US)
3rd June 2026
20AQI (US)
20AQI (US)
4th June 2026
20AQI (US)
20AQI (US)
5th June 2026
26AQI (US)
26AQI (US)
6th June 2026
32AQI (US)
32AQI (US)
7th June 2026
28AQI (US)
28AQI (US)
8th June 2026
20AQI (US)
20AQI (US)
9th June 2026
17AQI (US)
17AQI (US)
10th June 2026
24AQI (US)
24AQI (US)
11th June 2026
36AQI (US)
36AQI (US)
12th June 2026
19AQI (US)
19AQI (US)
13th June 2026
11AQI (US)
11AQI (US)
14th June 2026
14AQI (US)
14AQI (US)
15th June 2026
13AQI (US)
13AQI (US)
16th June 2026
12AQI (US)
12AQI (US)
17th June 2026
16AQI (US)
16AQI (US)
18th June 2026
22AQI (US)
22AQI (US)
19th June 2026
24AQI (US)
24AQI (US)
20th June 2026
23AQI (US)
23AQI (US)
21st June 2026
27AQI (US)
27AQI (US)
22nd June 2026
33AQI (US)
33AQI (US)
23rd June 2026
37AQI (US)
37AQI (US)
24th June 2026
27AQI (US)
27AQI (US)
25th June 2026
25AQI (US)
25AQI (US)
26th June 2026
38AQI (US)
38AQI (US)
27th June 2026
32AQI (US)
32AQI (US)
28th June 2026
25AQI (US)
25AQI (US)
29th June 2026
26AQI (US)
26AQI (US)
30th June 2026
37AQI (US)
37AQI (US)
1st July 2026
28AQI (US)
28AQI (US)
2nd July 2026
29AQI (US)
29AQI (US)
3rd July 2026
45AQI (US)
45AQI (US)
4th July 2026
22AQI (US)
22AQI (US)
5th July 2026
15AQI (US)
15AQI (US)
6th July 2026
21AQI (US)
21AQI (US)
7th July 2026
18AQI (US)
18AQI (US)
8th July 2026
25AQI (US)
25AQI (US)
9th July 2026
17AQI (US)
17AQI (US)
10th July 2026
15AQI (US)
15AQI (US)
11th July 2026
15AQI (US)
15AQI (US)
12th July 2026
27AQI (US)
27AQI (US)
13th July 2026
28AQI (US)
28AQI (US)
14th July 2026
22AQI (US)
22AQI (US)
15th July 2026
19AQI (US)
19AQI (US)
16th July 2026
26AQI (US)
26AQI (US)
17th July 2026
41AQI (US)
41AQI (US)
18th July 2026
49AQI (US)
49AQI (US)
19th July 2026
44AQI (US)
44AQI (US)
20th July 2026
52AQI (US)
52AQI (US)
21st July 2026
34AQI (US)
34AQI (US)
22nd July 2026
23rd July 2026
24th July 2026
25th July 2026
26th July 2026
27th July 2026
28th July 2026
29th July 2026
30th July 2026
31st July 2026
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
57AQI (US)
59AQI (US)
66AQI (US)
43AQI (US)
34AQI (US)
24AQI (US)
28AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202645AQI (US)
14
17
10
18
3
27
1
21
7
28
2
30
20
1
126
72
1
Highest AQI (US) recorded in
March66AQI (US)
Lowest AQI (US) recorded in
June24AQI (US)
202553AQI (US)
30
1
28
1
30
29
1
31
14
16
28
3
31
29
1
5
26
14
16
11
13
7
193
164
8
Highest AQI (US) recorded in
January78AQI (US)
Lowest AQI (US) recorded in
September35AQI (US)
202435AQI (US)
28
3
20
30
28
1
31
29
1
31
31
30
26
5
4
20
6
31
288
61
6
Highest AQI (US) recorded in
November77AQI (US)
Lowest AQI (US) recorded in
May20AQI (US)
202324AQI (US)
29
2
28
30
30
31
28
31
29
6
30
1
27
27
3
326
6
Highest AQI (US) recorded in
December29AQI (US)
Lowest AQI (US) recorded in
May20AQI (US)
202228AQI (US)
30
23
31
28
1
30
1
30
24
1
28
30
28
2
26
4
309
8
Highest AQI (US) recorded in
December34AQI (US)
Lowest AQI (US) recorded in
September23AQI (US)
202129AQI (US)
29
2
24
4
31
30
31
29
1
31
26
5
26
2
28
3
30
31
346
17
Highest AQI (US) recorded in
August38AQI (US)
Lowest AQI (US) recorded in
December23AQI (US)
202024AQI (US)
10
3
21
17
1
29
31
29
2
30
31
24
6
29
2
251
14
Highest AQI (US) recorded in
November34AQI (US)
Lowest AQI (US) recorded in
June17AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2025(Avg.)
53AQI (US)Least Polluted Year Recorded
2020(Avg.)
24AQI (US)Sofia's annual 2026 AQI (US) (45) shows an average percentage change of 50.7% (worsened AQI (US)) compared to previous years: 2020 (24), 2021 (29), 2022 (28), 2023 (24), 2024 (35), 2025 (53).
