Horley, Surrey, United Kingdom 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+
November Air Quality Analysis
Horley, Surrey, United Kingdom
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
6th Nov 2024
85AQILowest AQI recorded on
1st Nov 2022
10AQISame Day Analysis (11th November ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 2nd highest AQI at 28 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 11th Nov - 12th Nov 2025
Horley, Surrey, United Kingdom
AQI
Day
Night
.
7 AM11th Nov 2025
5 PM
6 AM12th Nov 2025
Day time
Avg. Highest Time
2PM11th Nov
33AQI
Avg. Lowest Time
8AM11th Nov
20AQI
Night time
Avg. Highest Time
11PM11th Nov
37AQI
Avg. Lowest Time
3AM12th Nov
26AQI
In the last 24 hours,
Horley's AQI reached its highest point of 37 at 11 PM during the Night, while the lowest point, 20, was recorded at 8 AM during the Day between 11th Nov and 12th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Horley, Surrey, United Kingdom
OctNov
13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th
Day
Night
13th Oct 2025597 AMAQI
13th Oct 2025598 AMAQI
13th Oct 2025609 AMAQI
13th Oct 20256310 AMAQI
13th Oct 20255611 AMAQI
13th Oct 20255812 PMAQI
13th Oct 2025521 PMAQI
13th Oct 2025482 PMAQI
13th Oct 2025383 PMAQI
13th Oct 2025414 PMAQI
13th Oct 2025425 PMAQI
13th Oct 2025486 PMAQI
13th Oct 2025547 PMAQI
13th Oct 2025508 PMAQI
13th Oct 2025449 PMAQI
13th Oct 20254410 PMAQI
13th Oct 20254711 PMAQI
14th Oct 20254812 AMAQI
14th Oct 2025421 AMAQI
14th Oct 2025422 AMAQI
14th Oct 2025373 AMAQI
14th Oct 2025424 AMAQI
14th Oct 2025355 AMAQI
14th Oct 2025336 AMAQI
14°C12/16°C
14th Oct 2025397 AMAQI
14th Oct 2025428 AMAQI
14th Oct 2025479 AMAQI
14th Oct 20253910 AMAQI
14th Oct 20254511 AMAQI
14th Oct 20256012 PMAQI
14th Oct 2025531 PMAQI
14th Oct 2025422 PMAQI
14th Oct 2025353 PMAQI
14th Oct 2025404 PMAQI
14th Oct 2025435 PMAQI
14th Oct 2025486 PMAQI
14th Oct 2025477 PMAQI
14th Oct 2025498 PMAQI
14th Oct 2025549 PMAQI
14th Oct 20255510 PMAQI
14th Oct 20255111 PMAQI
15th Oct 20255012 AMAQI
15th Oct 2025561 AMAQI
15th Oct 2025542 AMAQI
15th Oct 2025453 AMAQI
15th Oct 2025404 AMAQI
15th Oct 2025445 AMAQI
15th Oct 2025436 AMAQI
13°C10/15°C
15th Oct 2025357 AMAQI
15th Oct 2025328 AMAQI
15th Oct 2025359 AMAQI
15th Oct 20253710 AMAQI
15th Oct 20253711 AMAQI
15th Oct 20254112 PMAQI
15th Oct 2025391 PMAQI
15th Oct 2025412 PMAQI
15th Oct 2025383 PMAQI
15th Oct 2025424 PMAQI
15th Oct 2025395 PMAQI
15th Oct 2025456 PMAQI
15th Oct 2025457 PMAQI
15th Oct 2025508 PMAQI
15th Oct 2025509 PMAQI
15th Oct 20255610 PMAQI
15th Oct 20255511 PMAQI
16th Oct 20255412 AMAQI
16th Oct 2025531 AMAQI
16th Oct 2025542 AMAQI
16th Oct 2025523 AMAQI
16th Oct 2025484 AMAQI
16th Oct 2025355 AMAQI
16th Oct 2025286 AMAQI
12°C9/14°C
16th Oct 2025287 AMAQI
16th Oct 2025258 AMAQI
16th Oct 2025429 AMAQI
16th Oct 20254710 AMAQI
16th Oct 20254711 AMAQI
16th Oct 20255112 PMAQI
16th Oct 2025481 PMAQI
16th Oct 2025382 PMAQI
16th Oct 2025383 PMAQI
16th Oct 2025454 PMAQI
16th Oct 2025465 PMAQI
16th Oct 2025456 PMAQI
16th Oct 2025537 PMAQI
16th Oct 2025528 PMAQI
16th Oct 2025539 PMAQI
16th Oct 20255710 PMAQI
16th Oct 20255511 PMAQI
17th Oct 20256212 AMAQI
17th Oct 2025591 AMAQI
17th Oct 2025542 AMAQI
17th Oct 2025533 AMAQI
17th Oct 2025524 AMAQI
17th Oct 2025475 AMAQI
17th Oct 2025526 AMAQI
12°C10/16°C
17th Oct 2025487 AMAQI
17th Oct 2025538 AMAQI
17th Oct 2025539 AMAQI
17th Oct 20255310 AMAQI
17th Oct 20255211 AMAQI
17th Oct 20255312 PMAQI
17th Oct 2025521 PMAQI
17th Oct 2025532 PMAQI
17th Oct 2025543 PMAQI
17th Oct 2025534 PMAQI
17th Oct 2025515 PMAQI
17th Oct 2025536 PMAQI
17th Oct 2025547 PMAQI
17th Oct 2025558 PMAQI
17th Oct 2025589 PMAQI
17th Oct 20255910 PMAQI
17th Oct 20256011 PMAQI
18th Oct 20256212 AMAQI
18th Oct 2025621 AMAQI
18th Oct 2025582 AMAQI
18th Oct 2025583 AMAQI
18th Oct 2025584 AMAQI
18th Oct 2025615 AMAQI
18th Oct 2025596 AMAQI
11°C8/15°C
18th Oct 2025587 AMAQI
18th Oct 2025588 AMAQI
18th Oct 2025639 AMAQI
18th Oct 20256310 AMAQI
18th Oct 20256811 AMAQI
18th Oct 20256712 PMAQI
18th Oct 2025601 PMAQI
18th Oct 2025572 PMAQI
18th Oct 2025453 PMAQI
18th Oct 2025474 PMAQI
18th Oct 2025425 PMAQI
18th Oct 2025486 PMAQI
18th Oct 2025547 PMAQI
18th Oct 2025598 PMAQI
18th Oct 2025599 PMAQI
18th Oct 20257410 PMAQI
18th Oct 20257311 PMAQI
19th Oct 20258212 AMAQI
19th Oct 2025781 AMAQI
19th Oct 2025752 AMAQI
19th Oct 2025683 AMAQI
19th Oct 2025604 AMAQI
19th Oct 2025595 AMAQI
19th Oct 2025556 AMAQI
12°C10/15°C
19th Oct 2025567 AMAQI
19th Oct 2025538 AMAQI
19th Oct 2025529 AMAQI
19th Oct 20255110 AMAQI
19th Oct 20255211 AMAQI
19th Oct 20255612 PMAQI
19th Oct 2025561 PMAQI
19th Oct 2025562 PMAQI
19th Oct 2025753 PMAQI
19th Oct 2025654 PMAQI
19th Oct 2025555 PMAQI
19th Oct 2025546 PMAQI
19th Oct 2025567 PMAQI
19th Oct 2025548 PMAQI
19th Oct 2025549 PMAQI
19th Oct 20255410 PMAQI
19th Oct 20255611 PMAQI
20th Oct 20255712 AMAQI
20th Oct 2025551 AMAQI
20th Oct 2025552 AMAQI
20th Oct 2025583 AMAQI
20th Oct 2025584 AMAQI
20th Oct 2025575 AMAQI
20th Oct 2025586 AMAQI
13°C11/14°C
20th Oct 2025417 AMAQI
20th Oct 2025258 AMAQI
20th Oct 2025279 AMAQI
20th Oct 20253810 AMAQI
20th Oct 20252111 AMAQI
20th Oct 20252312 PMAQI
20th Oct 2025251 PMAQI
20th Oct 2025272 PMAQI
20th Oct 2025293 PMAQI
20th Oct 2025384 PMAQI
20th Oct 2025235 PMAQI
20th Oct 2025276 PMAQI
20th Oct 2025237 PMAQI
20th Oct 2025338 PMAQI
20th Oct 2025539 PMAQI
20th Oct 20255910 PMAQI
20th Oct 20256211 PMAQI
21st Oct 20255712 AMAQI
21st Oct 2025561 AMAQI
21st Oct 2025562 AMAQI
21st Oct 2025593 AMAQI
21st Oct 2025554 AMAQI
21st Oct 2025555 AMAQI
21st Oct 2025566 AMAQI
13°C11/14°C
21st Oct 2025557 AMAQI
21st Oct 2025478 AMAQI
21st Oct 2025369 AMAQI
21st Oct 20252210 AMAQI
21st Oct 20252311 AMAQI
21st Oct 20252312 PMAQI
21st Oct 2025231 PMAQI
21st Oct 2025242 PMAQI
21st Oct 2025213 PMAQI
21st Oct 2025204 PMAQI
21st Oct 2025195 PMAQI
21st Oct 2025186 PMAQI
21st Oct 2025187 PMAQI
21st Oct 2025218 PMAQI
21st Oct 2025289 PMAQI
21st Oct 20253210 PMAQI
21st Oct 20253211 PMAQI
22nd Oct 20253612 AMAQI
22nd Oct 2025411 AMAQI
22nd Oct 2025432 AMAQI
22nd Oct 2025403 AMAQI
22nd Oct 2025364 AMAQI
22nd Oct 2025325 AMAQI
22nd Oct 2025326 AMAQI
12°C9/15°C
22nd Oct 2025327 AMAQI
22nd Oct 2025328 AMAQI
22nd Oct 2025369 AMAQI
22nd Oct 20254310 AMAQI
22nd Oct 20254411 AMAQI
22nd Oct 20254712 PMAQI
22nd Oct 2025451 PMAQI
22nd Oct 2025362 PMAQI
22nd Oct 2025323 PMAQI
22nd Oct 2025314 PMAQI
22nd Oct 2025315 PMAQI
22nd Oct 2025326 PMAQI
22nd Oct 2025367 PMAQI
22nd Oct 2025478 PMAQI
22nd Oct 2025509 PMAQI
22nd Oct 20254810 PMAQI
22nd Oct 20255411 PMAQI
23rd Oct 20255312 AMAQI
23rd Oct 2025461 AMAQI
23rd Oct 2025412 AMAQI
23rd Oct 2025363 AMAQI
23rd Oct 2025254 AMAQI
23rd Oct 2025195 AMAQI
23rd Oct 2025176 AMAQI
11°C8/15°C
23rd Oct 2025177 AMAQI
23rd Oct 2025148 AMAQI
23rd Oct 2025139 AMAQI
23rd Oct 20251910 AMAQI
23rd Oct 20251911 AMAQI
23rd Oct 20252012 PMAQI
23rd Oct 2025221 PMAQI
23rd Oct 2025202 PMAQI
23rd Oct 2025213 PMAQI
23rd Oct 2025234 PMAQI
23rd Oct 2025275 PMAQI
23rd Oct 2025276 PMAQI
23rd Oct 2025287 PMAQI
23rd Oct 2025278 PMAQI
23rd Oct 2025279 PMAQI
23rd Oct 20252810 PMAQI
23rd Oct 20252211 PMAQI
24th Oct 20252212 AMAQI
24th Oct 2025231 AMAQI
24th Oct 2025202 AMAQI
24th Oct 2025223 AMAQI
24th Oct 2025224 AMAQI
24th Oct 2025225 AMAQI
24th Oct 2025226 AMAQI
9°C6/11°C
24th Oct 2025227 AMAQI
24th Oct 2025228 AMAQI
24th Oct 2025259 AMAQI
24th Oct 20252810 AMAQI
24th Oct 20253011 AMAQI
24th Oct 20253012 PMAQI
24th Oct 2025251 PMAQI
24th Oct 2025272 PMAQI
24th Oct 2025273 PMAQI
24th Oct 2025284 PMAQI
24th Oct 2025275 PMAQI
24th Oct 2025306 PMAQI
24th Oct 2025267 PMAQI
24th Oct 2025258 PMAQI
24th Oct 2025249 PMAQI
24th Oct 20253010 PMAQI
24th Oct 20253511 PMAQI
25th Oct 20253812 AMAQI
25th Oct 2025371 AMAQI
25th Oct 2025372 AMAQI
25th Oct 2025323 AMAQI
25th Oct 2025334 AMAQI
25th Oct 2025335 AMAQI
25th Oct 2025236 AMAQI
9°C5/12°C
25th Oct 2025227 AMAQI
25th Oct 2025228 AMAQI
25th Oct 2025229 AMAQI
25th Oct 20252210 AMAQI
25th Oct 20252311 AMAQI
25th Oct 20252212 PMAQI
25th Oct 2025231 PMAQI
25th Oct 2025242 PMAQI
25th Oct 2025233 PMAQI
25th Oct 2025224 PMAQI
25th Oct 2025225 PMAQI
25th Oct 2025226 PMAQI
25th Oct 2025267 PMAQI
25th Oct 2025278 PMAQI
25th Oct 2025289 PMAQI
25th Oct 20253310 PMAQI
25th Oct 20253811 PMAQI
26th Oct 20253412 AMAQI
26th Oct 2025311 AMAQI
26th Oct 2025262 AMAQI
26th Oct 2025223 AMAQI
26th Oct 2025224 AMAQI
26th Oct 2025185 AMAQI
26th Oct 2025176 AMAQI
9°C6/12°C
26th Oct 2025177 AMAQI
26th Oct 2025188 AMAQI
26th Oct 2025209 AMAQI
26th Oct 20252210 AMAQI
26th Oct 20252211 AMAQI
26th Oct 20252212 PMAQI
26th Oct 2025221 PMAQI
26th Oct 2025222 PMAQI
26th Oct 2025223 PMAQI
26th Oct 2025224 PMAQI
26th Oct 2025225 PMAQI
26th Oct 2025226 PMAQI
26th Oct 2025227 PMAQI
26th Oct 2025228 PMAQI
26th Oct 2025249 PMAQI
26th Oct 20252810 PMAQI
26th Oct 20252711 PMAQI
27th Oct 20252312 AMAQI
27th Oct 2025211 AMAQI
27th Oct 2025202 AMAQI
27th Oct 2025183 AMAQI
27th Oct 2025204 AMAQI
27th Oct 2025225 AMAQI
27th Oct 2025226 AMAQI
8°C4/10°C
27th Oct 2025247 AMAQI
27th Oct 2025288 AMAQI
27th Oct 2025289 AMAQI
27th Oct 20253110 AMAQI
27th Oct 20253511 AMAQI
27th Oct 20253912 PMAQI
27th Oct 2025381 PMAQI
27th Oct 2025342 PMAQI
27th Oct 2025373 PMAQI
27th Oct 2025324 PMAQI
27th Oct 2025285 PMAQI
27th Oct 2025286 PMAQI
27th Oct 2025307 PMAQI
27th Oct 2025348 PMAQI
27th Oct 2025399 PMAQI
27th Oct 20253910 PMAQI
27th Oct 20254011 PMAQI
28th Oct 20253912 AMAQI
28th Oct 2025341 AMAQI
28th Oct 2025262 AMAQI
28th Oct 2025223 AMAQI
28th Oct 2025214 AMAQI
28th Oct 2025185 AMAQI
28th Oct 2025176 AMAQI
11°C9/13°C
28th Oct 2025177 AMAQI
28th Oct 2025178 AMAQI
28th Oct 2025179 AMAQI
28th Oct 20252010 AMAQI
28th Oct 20252111 AMAQI
28th Oct 20252212 PMAQI
28th Oct 2025261 PMAQI
28th Oct 2025282 PMAQI
28th Oct 2025283 PMAQI
28th Oct 2025284 PMAQI
28th Oct 2025305 PMAQI
28th Oct 2025326 PMAQI
28th Oct 2025337 PMAQI
28th Oct 2025338 PMAQI
28th Oct 2025349 PMAQI
28th Oct 20253910 PMAQI
28th Oct 20254811 PMAQI
29th Oct 20255212 AMAQI
29th Oct 2025491 AMAQI
29th Oct 2025442 AMAQI
29th Oct 2025303 AMAQI
29th Oct 2025264 AMAQI
29th Oct 2025265 AMAQI
29th Oct 2025226 AMAQI
12°C10/14°C
29th Oct 2025247 AMAQI
29th Oct 2025288 AMAQI
29th Oct 2025279 AMAQI
29th Oct 20252810 AMAQI
29th Oct 20252411 AMAQI
29th Oct 20252112 PMAQI
29th Oct 2025261 PMAQI
29th Oct 2025242 PMAQI
29th Oct 2025303 PMAQI
29th Oct 2025334 PMAQI
29th Oct 2025295 PMAQI
29th Oct 2025276 PMAQI
29th Oct 2025347 PMAQI
29th Oct 2025408 PMAQI
29th Oct 2025449 PMAQI
29th Oct 20254810 PMAQI
29th Oct 20255011 PMAQI
30th Oct 20254412 AMAQI
30th Oct 2025411 AMAQI
30th Oct 2025332 AMAQI
30th Oct 2025323 AMAQI
30th Oct 2025284 AMAQI
30th Oct 2025285 AMAQI
30th Oct 2025276 AMAQI
10°C6/13°C
30th Oct 2025267 AMAQI
30th Oct 2025268 AMAQI
30th Oct 2025319 AMAQI
30th Oct 20253310 AMAQI
30th Oct 20253611 AMAQI
30th Oct 20253412 PMAQI
30th Oct 2025271 PMAQI
30th Oct 2025222 PMAQI
30th Oct 2025183 PMAQI
30th Oct 2025184 PMAQI
30th Oct 2025205 PMAQI
30th Oct 2025276 PMAQI
30th Oct 2025267 PMAQI
30th Oct 2025268 PMAQI
30th Oct 2025269 PMAQI
30th Oct 20252810 PMAQI
30th Oct 20253511 PMAQI
31st Oct 20253312 AMAQI
31st Oct 2025301 AMAQI
31st Oct 2025292 AMAQI
31st Oct 2025283 AMAQI
31st Oct 2025264 AMAQI
31st Oct 2025245 AMAQI
31st Oct 2025286 AMAQI
10°C6/12°C
31st Oct 2025257 AMAQI
31st Oct 2025228 AMAQI
31st Oct 2025269 AMAQI
31st Oct 20252810 AMAQI
31st Oct 20253211 AMAQI
31st Oct 20252812 PMAQI
31st Oct 2025281 PMAQI
31st Oct 2025282 PMAQI
31st Oct 2025283 PMAQI
31st Oct 2025274 PMAQI
31st Oct 2025255 PMAQI
31st Oct 2025236 PMAQI
31st Oct 2025267 PMAQI
31st Oct 2025288 PMAQI
31st Oct 2025289 PMAQI
31st Oct 20252810 PMAQI
31st Oct 20252811 PMAQI
1st Nov 20252712 AMAQI
1st Nov 2025251 AMAQI
1st Nov 2025312 AMAQI
1st Nov 2025303 AMAQI
1st Nov 2025244 AMAQI
1st Nov 2025195 AMAQI
1st Nov 2025186 AMAQI
14°C12/15°C
1st Nov 2025307 AMAQI
1st Nov 2025338 AMAQI
1st Nov 2025279 AMAQI
1st Nov 20253010 AMAQI
1st Nov 20252211 AMAQI
1st Nov 20252412 PMAQI
1st Nov 2025221 PMAQI
1st Nov 2025222 PMAQI
1st Nov 2025253 PMAQI
1st Nov 2025304 PMAQI
1st Nov 2025245 PMAQI
1st Nov 2025216 PMAQI
1st Nov 2025227 PMAQI
1st Nov 2025268 PMAQI
1st Nov 2025349 PMAQI
1st Nov 20254210 PMAQI
1st Nov 20254411 PMAQI
2nd Nov 20255212 AMAQI
2nd Nov 2025521 AMAQI
2nd Nov 2025422 AMAQI
2nd Nov 2025363 AMAQI
2nd Nov 2025274 AMAQI
2nd Nov 2025275 AMAQI
2nd Nov 2025246 AMAQI
12°C8/13°C
2nd Nov 2025227 AMAQI
2nd Nov 2025258 AMAQI
2nd Nov 2025239 AMAQI
2nd Nov 20252010 AMAQI
2nd Nov 20251711 AMAQI
2nd Nov 20251812 PMAQI
2nd Nov 2025191 PMAQI
2nd Nov 2025192 PMAQI
2nd Nov 2025193 PMAQI
2nd Nov 2025214 PMAQI
2nd Nov 2025225 PMAQI
2nd Nov 2025226 PMAQI
2nd Nov 2025257 PMAQI
2nd Nov 2025288 PMAQI
2nd Nov 2025339 PMAQI
2nd Nov 20253710 PMAQI
2nd Nov 20254811 PMAQI
3rd Nov 20254512 AMAQI
3rd Nov 2025391 AMAQI
3rd Nov 2025362 AMAQI
3rd Nov 2025303 AMAQI
3rd Nov 2025244 AMAQI
3rd Nov 2025255 AMAQI
3rd Nov 2025236 AMAQI
9°C6/11°C
3rd Nov 2025267 AMAQI
3rd Nov 2025288 AMAQI
3rd Nov 2025349 AMAQI
3rd Nov 20253610 AMAQI
3rd Nov 20253411 AMAQI
3rd Nov 20253312 PMAQI
3rd Nov 2025301 PMAQI
3rd Nov 2025222 PMAQI
3rd Nov 2025213 PMAQI
3rd Nov 2025184 PMAQI
3rd Nov 2025245 PMAQI
3rd Nov 2025306 PMAQI
3rd Nov 2025337 PMAQI
3rd Nov 2025358 PMAQI
3rd Nov 2025329 PMAQI
3rd Nov 20253210 PMAQI
3rd Nov 20253211 PMAQI
4th Nov 20253012 AMAQI
4th Nov 2025271 AMAQI
4th Nov 2025272 AMAQI
4th Nov 2025243 AMAQI
4th Nov 2025224 AMAQI
4th Nov 2025225 AMAQI
4th Nov 2025226 AMAQI
12°C7/15°C
4th Nov 2025227 AMAQI
4th Nov 2025238 AMAQI
4th Nov 2025279 AMAQI
4th Nov 20253110 AMAQI
4th Nov 20253011 AMAQI
4th Nov 20252312 PMAQI
4th Nov 2025221 PMAQI
4th Nov 2025232 PMAQI
4th Nov 2025243 PMAQI
4th Nov 2025284 PMAQI
4th Nov 2025305 PMAQI
4th Nov 2025306 PMAQI
4th Nov 2025317 PMAQI
4th Nov 2025288 PMAQI
4th Nov 2025329 PMAQI
4th Nov 20253610 PMAQI
4th Nov 20253711 PMAQI
5th Nov 20253812 AMAQI
5th Nov 2025391 AMAQI
5th Nov 2025342 AMAQI
5th Nov 2025333 AMAQI
5th Nov 2025334 AMAQI
5th Nov 2025335 AMAQI
5th Nov 2025316 AMAQI
14°C13/14°C
5th Nov 2025327 AMAQI
5th Nov 2025308 AMAQI
5th Nov 2025289 AMAQI
5th Nov 20252510 AMAQI
5th Nov 20251611 AMAQI
5th Nov 20252012 PMAQI
5th Nov 2025181 PMAQI
5th Nov 2025282 PMAQI
5th Nov 2025303 PMAQI
5th Nov 2025304 PMAQI
5th Nov 2025335 PMAQI
5th Nov 2025336 PMAQI
5th Nov 2025357 PMAQI
5th Nov 2025398 PMAQI
5th Nov 2025479 PMAQI
5th Nov 20255310 PMAQI
5th Nov 20255811 PMAQI
6th Nov 20256012 AMAQI
6th Nov 2025561 AMAQI
6th Nov 2025542 AMAQI
6th Nov 2025543 AMAQI
6th Nov 2025394 AMAQI
6th Nov 2025395 AMAQI
6th Nov 2025426 AMAQI
14°C12/15°C
6th Nov 2025427 AMAQI
6th Nov 2025408 AMAQI
6th Nov 2025399 AMAQI
6th Nov 20253910 AMAQI
6th Nov 20253911 AMAQI
6th Nov 20254012 PMAQI
6th Nov 2025341 PMAQI
6th Nov 2025302 PMAQI
6th Nov 2025283 PMAQI
6th Nov 2025284 PMAQI
6th Nov 2025305 PMAQI
6th Nov 2025336 PMAQI
6th Nov 2025337 PMAQI
6th Nov 2025368 PMAQI
6th Nov 2025459 PMAQI
6th Nov 20255710 PMAQI
6th Nov 20256511 PMAQI
7th Nov 20256512 AMAQI
7th Nov 2025621 AMAQI
7th Nov 2025622 AMAQI
7th Nov 2025593 AMAQI
7th Nov 2025584 AMAQI
7th Nov 2025565 AMAQI
7th Nov 2025586 AMAQI
15°C13/17°C
7th Nov 2025597 AMAQI
7th Nov 2025638 AMAQI
7th Nov 2025639 AMAQI
7th Nov 20256010 AMAQI
7th Nov 20255711 AMAQI
7th Nov 20255212 PMAQI
7th Nov 2025501 PMAQI
7th Nov 2025462 PMAQI
7th Nov 2025373 PMAQI
7th Nov 2025314 PMAQI
7th Nov 2025295 PMAQI
7th Nov 2025326 PMAQI
7th Nov 2025387 PMAQI
7th Nov 2025408 PMAQI
7th Nov 2025509 PMAQI
7th Nov 20255310 PMAQI
7th Nov 20255411 PMAQI
8th Nov 20255412 AMAQI
8th Nov 2025431 AMAQI
8th Nov 2025282 AMAQI
8th Nov 2025223 AMAQI
8th Nov 2025224 AMAQI
8th Nov 2025225 AMAQI
8th Nov 2025226 AMAQI
12°C11/15°C
8th Nov 2025227 AMAQI
8th Nov 2025258 AMAQI
8th Nov 2025279 AMAQI
8th Nov 20253510 AMAQI
8th Nov 20254111 AMAQI
8th Nov 20254212 PMAQI
8th Nov 2025451 PMAQI
8th Nov 2025442 PMAQI
8th Nov 2025293 PMAQI
8th Nov 2025274 PMAQI
8th Nov 2025245 PMAQI
8th Nov 2025326 PMAQI
8th Nov 2025377 PMAQI
8th Nov 2025468 PMAQI
8th Nov 2025609 PMAQI
8th Nov 20257410 PMAQI
8th Nov 20259011 PMAQI
9th Nov 20259612 AMAQI
9th Nov 20251001 AMAQI
9th Nov 20251052 AMAQI
9th Nov 2025983 AMAQI
9th Nov 2025894 AMAQI
9th Nov 2025805 AMAQI
9th Nov 2025746 AMAQI
11°C8/14°C
9th Nov 2025687 AMAQI
9th Nov 2025618 AMAQI
9th Nov 2025599 AMAQI
9th Nov 20255910 AMAQI
9th Nov 20255611 AMAQI
9th Nov 20255012 PMAQI
9th Nov 2025391 PMAQI
9th Nov 2025262 PMAQI
9th Nov 2025223 PMAQI
9th Nov 2025214 PMAQI
9th Nov 2025225 PMAQI
9th Nov 2025226 PMAQI
9th Nov 2025227 PMAQI
9th Nov 2025258 PMAQI
9th Nov 2025299 PMAQI
9th Nov 20253710 PMAQI
9th Nov 20254311 PMAQI
10th Nov 20254112 AMAQI
10th Nov 2025381 AMAQI
10th Nov 2025382 AMAQI
10th Nov 2025263 AMAQI
10th Nov 2025244 AMAQI
10th Nov 2025285 AMAQI
10th Nov 2025236 AMAQI
11°C7/13°C
10th Nov 2025217 AMAQI
10th Nov 2025238 AMAQI
10th Nov 2025229 AMAQI
10th Nov 20252310 AMAQI
10th Nov 20252411 AMAQI
10th Nov 20252412 PMAQI
10th Nov 2025231 PMAQI
10th Nov 2025242 PMAQI
10th Nov 2025223 PMAQI
10th Nov 2025204 PMAQI
10th Nov 2025185 PMAQI
10th Nov 2025206 PMAQI
10th Nov 2025287 PMAQI
10th Nov 2025318 PMAQI
10th Nov 2025339 PMAQI
10th Nov 20253210 PMAQI
10th Nov 20253211 PMAQI
11th Nov 20253012 AMAQI
11th Nov 2025241 AMAQI
11th Nov 2025242 AMAQI
11th Nov 2025243 AMAQI
11th Nov 2025174 AMAQI
11th Nov 2025175 AMAQI
11th Nov 2025226 AMAQI
12°C9/13°C
11th Nov 2025227 AMAQI
11th Nov 2025208 AMAQI
11th Nov 2025229 AMAQI
11th Nov 20252310 AMAQI
11th Nov 20252711 AMAQI
11th Nov 20252812 PMAQI
11th Nov 2025301 PMAQI
11th Nov 2025332 PMAQI
11th Nov 2025333 PMAQI
11th Nov 2025334 PMAQI
11th Nov 2025305 PMAQI
11th Nov 2025306 PMAQI
11th Nov 2025337 PMAQI
11th Nov 2025338 PMAQI
11th Nov 2025339 PMAQI
11th Nov 20253410 PMAQI
11th Nov 20253711 PMAQI
12th Nov 20253312 AMAQI
12th Nov 2025341 AMAQI
12th Nov 2025342 AMAQI
12th Nov 2025263 AMAQI
12th Nov 2025274 AMAQI
12th Nov 2025285 AMAQI
12th Nov 2025286 AMAQI
12°C9/14°C
12th Nov 2025287 AMAQI
7 AM12th Nov 2025288 AMAQI
12th Nov 2025299 AMAQI
12th Nov 20253210 AMAQI
12th Nov 20252911 AMAQI
12th Nov 20252912 PMAQI
12 PM12th Nov 2025331 PMAQI
12th Nov 2025402 PMAQI
12th Nov 2025443 PMAQI
12th Nov 2025434 PMAQI
12th Nov 2025425 PMAQI
5 PM12th Nov 2025466 PMAQI
12th Nov 2025457 PMAQI
12th Nov 2025488 PMAQI
12th Nov 2025489 PMAQI
12th Nov 20255210 PMAQI
12th Nov 20255311 PMAQI
12 AM
6 AM
--°C/°C
Day time
Avg. Highest Time
7 AM - 2 PM
34AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
3 PM
31AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 AM to 2 PM (Avg. 34), while the lowest AQI was between 3 PM to 3 PM (Avg. 31).
Night time
Avg. Highest Time
12 AM
48AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
6 PM
32AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 12 AM (Avg. 48), while the lowest AQI was between 6 PM to 6 PM (Avg. 32).
2025 Days Vs Air Quality
Horley, Surrey, United Kingdom
2025
72%
227
28%
87
0.3%
1
Total number of days with different AQI categories in last 316 days in 2025 (49 days remaining)
Good
227 DaysModerate
87 DaysPoor
1 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 72%
Health Risk Level:
Low
In 2025, 72% of 316 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
Horley, Surrey, United Kingdom
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
31AQI
31AQI
2nd January 2025
31AQI
31AQI
3rd January 2025
47AQI
47AQI
4th January 2025
58AQI
58AQI
5th January 2025
33AQI
33AQI
6th January 2025
24AQI
24AQI
7th January 2025
23AQI
23AQI
8th January 2025
44AQI
44AQI
9th January 2025
49AQI
49AQI
10th January 2025
59AQI
59AQI
11th January 2025
89AQI
89AQI
12th January 2025
85AQI
85AQI
13th January 2025
63AQI
63AQI
14th January 2025
61AQI
61AQI
15th January 2025
62AQI
62AQI
16th January 2025
58AQI
58AQI
17th January 2025
58AQI
58AQI
18th January 2025
71AQI
71AQI
19th January 2025
69AQI
69AQI
20th January 2025
62AQI
62AQI
21st January 2025
70AQI
70AQI
22nd January 2025
76AQI
76AQI
23rd January 2025
58AQI
58AQI
24th January 2025
41AQI
41AQI
25th January 2025
40AQI
40AQI
26th January 2025
41AQI
41AQI
27th January 2025
32AQI
32AQI
28th January 2025
32AQI
32AQI
29th January 2025
31AQI
31AQI
30th January 2025
38AQI
38AQI
31st January 2025
39AQI
39AQI
1st February 2025
42AQI
42AQI
2nd February 2025
60AQI
60AQI
3rd February 2025
72AQI
72AQI
4th February 2025
43AQI
43AQI
5th February 2025
45AQI
45AQI
6th February 2025
56AQI
56AQI
7th February 2025
44AQI
44AQI
8th February 2025
72AQI
72AQI
9th February 2025
54AQI
54AQI
10th February 2025
94AQI
94AQI
11th February 2025
82AQI
82AQI
12th February 2025
72AQI
72AQI
13th February 2025
73AQI
73AQI
14th February 2025
65AQI
65AQI
15th February 2025
100AQI
100AQI
16th February 2025
72AQI
72AQI
17th February 2025
69AQI
69AQI
18th February 2025
75AQI
75AQI
19th February 2025
82AQI
82AQI
20th February 2025
61AQI
61AQI
21st February 2025
39AQI
39AQI
22nd February 2025
50AQI
50AQI
23rd February 2025
44AQI
44AQI
24th February 2025
29AQI
29AQI
25th February 2025
39AQI
39AQI
26th February 2025
34AQI
34AQI
27th February 2025
30AQI
30AQI
28th February 2025
50AQI
50AQI
1st March 2025
52AQI
52AQI
2nd March 2025
61AQI
61AQI
3rd March 2025
76AQI
76AQI
4th March 2025
78AQI
78AQI
5th March 2025
96AQI
96AQI
6th March 2025
86AQI
86AQI
7th March 2025
54AQI
54AQI
8th March 2025
56AQI
56AQI
9th March 2025
85AQI
85AQI
10th March 2025
133AQI
133AQI
11th March 2025
87AQI
87AQI
12th March 2025
39AQI
39AQI
13th March 2025
34AQI
34AQI
14th March 2025
43AQI
43AQI
15th March 2025
32AQI
32AQI
16th March 2025
33AQI
33AQI
17th March 2025
31AQI
31AQI
18th March 2025
49AQI
49AQI
19th March 2025
65AQI
65AQI
20th March 2025
56AQI
56AQI
21st March 2025
61AQI
61AQI
22nd March 2025
48AQI
48AQI
23rd March 2025
52AQI
52AQI
24th March 2025
86AQI
86AQI
25th March 2025
94AQI
94AQI
26th March 2025
58AQI
58AQI
27th March 2025
51AQI
51AQI
28th March 2025
39AQI
39AQI
29th March 2025
35AQI
35AQI
30th March 2025
39AQI
39AQI
31st March 2025
39AQI
39AQI
1st April 2025
39AQI
39AQI
2nd April 2025
46AQI
46AQI
3rd April 2025
58AQI
58AQI
4th April 2025
74AQI
74AQI
5th April 2025
52AQI
52AQI
6th April 2025
36AQI
36AQI
7th April 2025
35AQI
35AQI
8th April 2025
51AQI
51AQI
9th April 2025
50AQI
50AQI
10th April 2025
40AQI
40AQI
11th April 2025
58AQI
58AQI
12th April 2025
69AQI
69AQI
13th April 2025
50AQI
50AQI
14th April 2025
30AQI
30AQI
15th April 2025
48AQI
48AQI
16th April 2025
26AQI
26AQI
17th April 2025
32AQI
32AQI
18th April 2025
39AQI
39AQI
19th April 2025
46AQI
46AQI
20th April 2025
34AQI
34AQI
21st April 2025
55AQI
55AQI
22nd April 2025
29AQI
29AQI
23rd April 2025
25AQI
25AQI
24th April 2025
46AQI
46AQI
25th April 2025
52AQI
52AQI
26th April 2025
58AQI
58AQI
27th April 2025
70AQI
70AQI
28th April 2025
56AQI
56AQI
29th April 2025
57AQI
57AQI
30th April 2025
58AQI
58AQI
1st May 2025
68AQI
68AQI
2nd May 2025
56AQI
56AQI
3rd May 2025
51AQI
51AQI
4th May 2025
25AQI
25AQI
5th May 2025
26AQI
26AQI
6th May 2025
23AQI
23AQI
7th May 2025
26AQI
26AQI
8th May 2025
28AQI
28AQI
9th May 2025
37AQI
37AQI
10th May 2025
35AQI
35AQI
11th May 2025
37AQI
37AQI
12th May 2025
32AQI
32AQI
13th May 2025
41AQI
41AQI
14th May 2025
37AQI
37AQI
15th May 2025
38AQI
38AQI
16th May 2025
43AQI
43AQI
17th May 2025
36AQI
36AQI
18th May 2025
46AQI
46AQI
19th May 2025
41AQI
41AQI
20th May 2025
33AQI
33AQI
21st May 2025
38AQI
38AQI
22nd May 2025
36AQI
36AQI
23rd May 2025
32AQI
32AQI
24th May 2025
33AQI
33AQI
25th May 2025
21AQI
21AQI
26th May 2025
25AQI
25AQI
27th May 2025
24AQI
24AQI
28th May 2025
22AQI
22AQI
29th May 2025
25AQI
25AQI
30th May 2025
26AQI
26AQI
31st May 2025
28AQI
28AQI
1st June 2025
28AQI
28AQI
2nd June 2025
24AQI
24AQI
3rd June 2025
29AQI
29AQI
4th June 2025
22AQI
22AQI
5th June 2025
22AQI
22AQI
6th June 2025
19AQI
19AQI
7th June 2025
18AQI
18AQI
8th June 2025
22AQI
22AQI
9th June 2025
51AQI
51AQI
10th June 2025
49AQI
49AQI
11th June 2025
42AQI
42AQI
12th June 2025
48AQI
48AQI
13th June 2025
41AQI
41AQI
14th June 2025
42AQI
42AQI
15th June 2025
33AQI
33AQI
16th June 2025
30AQI
30AQI
17th June 2025
30AQI
30AQI
18th June 2025
35AQI
35AQI
19th June 2025
44AQI
44AQI
20th June 2025
46AQI
46AQI
21st June 2025
43AQI
43AQI
22nd June 2025
38AQI
38AQI
23rd June 2025
29AQI
29AQI
24th June 2025
28AQI
28AQI
25th June 2025
24AQI
24AQI
26th June 2025
24AQI
24AQI
27th June 2025
26AQI
26AQI
28th June 2025
20AQI
20AQI
29th June 2025
23AQI
23AQI
30th June 2025
32AQI
32AQI
1st July 2025
40AQI
40AQI
2nd July 2025
39AQI
39AQI
3rd July 2025
23AQI
23AQI
4th July 2025
23AQI
23AQI
5th July 2025
23AQI
23AQI
6th July 2025
21AQI
21AQI
7th July 2025
24AQI
24AQI
8th July 2025
26AQI
26AQI
9th July 2025
28AQI
28AQI
10th July 2025
28AQI
28AQI
11th July 2025
32AQI
32AQI
12th July 2025
30AQI
30AQI
13th July 2025
32AQI
32AQI
14th July 2025
34AQI
34AQI
15th July 2025
25AQI
25AQI
16th July 2025
24AQI
24AQI
17th July 2025
24AQI
24AQI
18th July 2025
27AQI
27AQI
19th July 2025
31AQI
31AQI
20th July 2025
26AQI
26AQI
21st July 2025
20AQI
20AQI
22nd July 2025
18AQI
18AQI
23rd July 2025
23AQI
23AQI
24th July 2025
41AQI
41AQI
25th July 2025
40AQI
40AQI
26th July 2025
41AQI
41AQI
27th July 2025
27AQI
27AQI
28th July 2025
29AQI
29AQI
29th July 2025
31AQI
31AQI
30th July 2025
35AQI
35AQI
31st July 2025
30AQI
30AQI
1st August 2025
23AQI
23AQI
2nd August 2025
21AQI
21AQI
3rd August 2025
24AQI
24AQI
4th August 2025
25AQI
25AQI
5th August 2025
23AQI
23AQI
6th August 2025
27AQI
27AQI
7th August 2025
28AQI
28AQI
8th August 2025
31AQI
31AQI
9th August 2025
23AQI
23AQI
10th August 2025
40AQI
40AQI
11th August 2025
52AQI
52AQI
12th August 2025
51AQI
51AQI
13th August 2025
57AQI
57AQI
14th August 2025
53AQI
53AQI
15th August 2025
39AQI
39AQI
16th August 2025
44AQI
44AQI
17th August 2025
37AQI
37AQI
18th August 2025
31AQI
31AQI
19th August 2025
31AQI
31AQI
20th August 2025
31AQI
31AQI
21st August 2025
30AQI
30AQI
22nd August 2025
26AQI
26AQI
23rd August 2025
25AQI
25AQI
24th August 2025
29AQI
29AQI
25th August 2025
32AQI
32AQI
26th August 2025
32AQI
32AQI
27th August 2025
29AQI
29AQI
28th August 2025
27AQI
27AQI
29th August 2025
23AQI
23AQI
30th August 2025
22AQI
22AQI
31st August 2025
23AQI
23AQI
1st September 2025
24AQI
24AQI
2nd September 2025
22AQI
22AQI
3rd September 2025
22AQI
22AQI
4th September 2025
28AQI
28AQI
5th September 2025
21AQI
21AQI
6th September 2025
24AQI
24AQI
7th September 2025
24AQI
24AQI
8th September 2025
23AQI
23AQI
9th September 2025
24AQI
24AQI
10th September 2025
23AQI
23AQI
11th September 2025
22AQI
22AQI
12th September 2025
20AQI
20AQI
13th September 2025
18AQI
18AQI
14th September 2025
18AQI
18AQI
15th September 2025
26AQI
26AQI
16th September 2025
26AQI
26AQI
17th September 2025
23AQI
23AQI
18th September 2025
21AQI
21AQI
19th September 2025
29AQI
29AQI
20th September 2025
38AQI
38AQI
21st September 2025
20AQI
20AQI
22nd September 2025
20AQI
20AQI
23rd September 2025
22AQI
22AQI
24th September 2025
19AQI
19AQI
25th September 2025
24AQI
24AQI
26th September 2025
37AQI
37AQI
27th September 2025
58AQI
58AQI
28th September 2025
58AQI
58AQI
29th September 2025
51AQI
51AQI
30th September 2025
46AQI
46AQI
1st October 2025
54AQI
54AQI
2nd October 2025
70AQI
70AQI
3rd October 2025
55AQI
55AQI
4th October 2025
50AQI
50AQI
5th October 2025
43AQI
43AQI
6th October 2025
46AQI
46AQI
7th October 2025
49AQI
49AQI
8th October 2025
55AQI
55AQI
9th October 2025
57AQI
57AQI
10th October 2025
63AQI
63AQI
11th October 2025
72AQI
72AQI
12th October 2025
87AQI
87AQI
13th October 2025
55AQI
55AQI
14th October 2025
45AQI
45AQI
15th October 2025
46AQI
46AQI
16th October 2025
48AQI
48AQI
17th October 2025
55AQI
55AQI
18th October 2025
60AQI
60AQI
19th October 2025
62AQI
62AQI
20th October 2025
45AQI
45AQI
21st October 2025
39AQI
39AQI
22nd October 2025
38AQI
38AQI
23rd October 2025
31AQI
31AQI
24th October 2025
25AQI
25AQI
25th October 2025
30AQI
30AQI
26th October 2025
25AQI
25AQI
27th October 2025
28AQI
28AQI
28th October 2025
30AQI
30AQI
29th October 2025
37AQI
37AQI
30th October 2025
31AQI
31AQI
31st October 2025
28AQI
28AQI
1st November 2025
28AQI
28AQI
2nd November 2025
32AQI
32AQI
3rd November 2025
33AQI
33AQI
4th November 2025
28AQI
28AQI
5th November 2025
35AQI
35AQI
6th November 2025
46AQI
46AQI
7th November 2025
54AQI
54AQI
8th November 2025
42AQI
42AQI
9th November 2025
61AQI
61AQI
10th November 2025
30AQI
30AQI
11th November 2025
28AQI
28AQI
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
51AQI
59AQI
60AQI
47AQI
34AQI
32AQI
29AQI
32AQI
28AQI
47AQI
38AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202542AQI
16
15
12
16
12
18
1
17
13
28
3
29
1
31
27
4
27
3
19
12
9
2
227
87
1
Highest AQI recorded in
March60AQI
Lowest AQI recorded in
September28AQI
202434AQI
12
5
1
1
12
30
31
29
2
3
13
19
11
28
3
178
22
Highest AQI recorded in
March57AQI
Lowest AQI recorded in
April21AQI
202334AQI
1
6
20
5
31
4
1
30
1
86
13
Highest AQI recorded in
February71AQI
Lowest AQI recorded in
October26AQI
202231AQI
2
29
1
5
9
36
10
Highest AQI recorded in
December55AQI
Lowest AQI recorded in
October11AQI
Most & Least Polluted Years Over the Last 4 Years
Most Polluted Year Recorded
2025(Avg.)
42AQILeast Polluted Year Recorded
2022(Avg.)
31AQIHorley's annual 2025 AQI (42) shows an average percentage change of 26.7% (worsened AQI) compared to previous years: 2022 (31), 2023 (34), 2024 (34).
