Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Leigh On Sea, Southend On Sea, 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+

August Air Quality Analysis

Leigh On Sea, Southend On Sea, United Kingdom

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
18th Aug 2023
67AQI
Lowest AQI recorded on
8th Aug 2023
18AQI

Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 22 of Good air quality, showing improvement over 2024, 2023 and 2021 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 1st Aug - 2nd Aug 2025

Leigh On Sea, Southend On Sea, United Kingdom

AQI
Day
Night
.

5 AM1st Aug 2025

9 PM

4 AM2nd Aug 2025

Day time
Avg. Highest Time
1PM1st Aug

24AQI

Avg. Lowest Time
8AM1st Aug

18AQI

Night time
Avg. Highest Time
3AM2nd Aug

23AQI

Avg. Lowest Time
2AM2nd Aug

21AQI

In the last 24 hours,

Leigh On Sea's AQI reached its highest point of 24 at 1 PM during the Day, while the lowest point, 18, was recorded at 8 AM during the Day between 1st Aug and 2nd Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Leigh On Sea, Southend On Sea, United Kingdom

JulAug
03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd
Day
Night
3rd Jul 2025215 AMAQI
3rd Jul 2025216 AMAQI
3rd Jul 2025217 AMAQI
3rd Jul 2025218 AMAQI
3rd Jul 2025219 AMAQI
3rd Jul 20252310 AMAQI
3rd Jul 20252011 AMAQI
3rd Jul 20251912 PMAQI
3rd Jul 2025231 PMAQI
3rd Jul 2025222 PMAQI
3rd Jul 2025223 PMAQI
3rd Jul 2025244 PMAQI
3rd Jul 2025235 PMAQI
3rd Jul 2025226 PMAQI
3rd Jul 2025227 PMAQI
3rd Jul 2025248 PMAQI
3rd Jul 2025259 PMAQI
3rd Jul 20252610 PMAQI
3rd Jul 20252611 PMAQI
4th Jul 20252512 AMAQI
4th Jul 2025241 AMAQI
4th Jul 2025202 AMAQI
4th Jul 2025203 AMAQI
4th Jul 2025224 AMAQI

17°C11/22°C

4th Jul 2025245 AMAQI
4th Jul 2025226 AMAQI
4th Jul 2025227 AMAQI
4th Jul 2025208 AMAQI
4th Jul 2025219 AMAQI
4th Jul 20252310 AMAQI
4th Jul 20252011 AMAQI
4th Jul 20252012 PMAQI
4th Jul 2025201 PMAQI
4th Jul 2025202 PMAQI
4th Jul 2025203 PMAQI
4th Jul 2025214 PMAQI
4th Jul 2025215 PMAQI
4th Jul 2025206 PMAQI
4th Jul 2025237 PMAQI
4th Jul 2025238 PMAQI
4th Jul 2025249 PMAQI
4th Jul 20252410 PMAQI
4th Jul 20252411 PMAQI
5th Jul 20252312 AMAQI
5th Jul 2025221 AMAQI
5th Jul 2025242 AMAQI
5th Jul 2025243 AMAQI
5th Jul 2025204 AMAQI

19°C14/25°C

5th Jul 2025195 AMAQI
5th Jul 2025196 AMAQI
5th Jul 2025197 AMAQI
5th Jul 2025198 AMAQI
5th Jul 2025209 AMAQI
5th Jul 20252010 AMAQI
5th Jul 20252011 AMAQI
5th Jul 20251912 PMAQI
5th Jul 2025201 PMAQI
5th Jul 2025202 PMAQI
5th Jul 2025213 PMAQI
5th Jul 2025214 PMAQI
5th Jul 2025215 PMAQI
5th Jul 2025236 PMAQI
5th Jul 2025237 PMAQI
5th Jul 2025228 PMAQI
5th Jul 2025229 PMAQI
5th Jul 20252310 PMAQI
5th Jul 20252311 PMAQI
6th Jul 20252312 AMAQI
6th Jul 2025221 AMAQI
6th Jul 2025202 AMAQI
6th Jul 2025203 AMAQI
6th Jul 2025224 AMAQI

18°C16/20°C

6th Jul 2025205 AMAQI
6th Jul 2025206 AMAQI
6th Jul 2025207 AMAQI
6th Jul 2025208 AMAQI
6th Jul 2025199 AMAQI
6th Jul 20252010 AMAQI
6th Jul 20251911 AMAQI
6th Jul 20251912 PMAQI
6th Jul 2025201 PMAQI
6th Jul 2025212 PMAQI
6th Jul 2025203 PMAQI
6th Jul 2025214 PMAQI
6th Jul 2025205 PMAQI
6th Jul 2025206 PMAQI
6th Jul 2025197 PMAQI
6th Jul 2025218 PMAQI
6th Jul 2025219 PMAQI
6th Jul 20252110 PMAQI
6th Jul 20252111 PMAQI
7th Jul 20252112 AMAQI
7th Jul 2025201 AMAQI
7th Jul 2025182 AMAQI
7th Jul 2025183 AMAQI
7th Jul 2025194 AMAQI

18°C14/21°C

7th Jul 2025185 AMAQI
7th Jul 2025176 AMAQI
7th Jul 2025187 AMAQI
7th Jul 2025178 AMAQI
7th Jul 2025209 AMAQI
7th Jul 20252110 AMAQI
7th Jul 20252111 AMAQI
7th Jul 20252012 PMAQI
7th Jul 2025181 PMAQI
7th Jul 2025192 PMAQI
7th Jul 2025183 PMAQI
7th Jul 2025184 PMAQI
7th Jul 2025195 PMAQI
7th Jul 2025176 PMAQI
7th Jul 2025187 PMAQI
7th Jul 2025188 PMAQI
7th Jul 2025199 PMAQI
7th Jul 20251910 PMAQI
7th Jul 20252011 PMAQI
8th Jul 20251912 AMAQI
8th Jul 2025221 AMAQI
8th Jul 2025272 AMAQI
8th Jul 2025283 AMAQI
8th Jul 2025244 AMAQI

16°C13/19°C

8th Jul 2025225 AMAQI
8th Jul 2025206 AMAQI
8th Jul 2025187 AMAQI
8th Jul 2025208 AMAQI
8th Jul 2025209 AMAQI
8th Jul 20252110 AMAQI
8th Jul 20252311 AMAQI
8th Jul 20252612 PMAQI
8th Jul 2025251 PMAQI
8th Jul 2025262 PMAQI
8th Jul 2025283 PMAQI
8th Jul 2025254 PMAQI
8th Jul 2025245 PMAQI
8th Jul 2025246 PMAQI
8th Jul 2025257 PMAQI
8th Jul 2025258 PMAQI
8th Jul 2025249 PMAQI
8th Jul 20252310 PMAQI
8th Jul 20252311 PMAQI
9th Jul 20252412 AMAQI
9th Jul 2025241 AMAQI
9th Jul 2025322 AMAQI
9th Jul 2025273 AMAQI
9th Jul 2025274 AMAQI

17°C12/22°C

9th Jul 2025295 AMAQI
9th Jul 2025266 AMAQI
9th Jul 2025277 AMAQI
9th Jul 2025248 AMAQI
9th Jul 2025259 AMAQI
9th Jul 20252210 AMAQI
9th Jul 20252611 AMAQI
9th Jul 20252712 PMAQI
9th Jul 2025261 PMAQI
9th Jul 2025262 PMAQI
9th Jul 2025233 PMAQI
9th Jul 2025244 PMAQI
9th Jul 2025245 PMAQI
9th Jul 2025246 PMAQI
9th Jul 2025247 PMAQI
9th Jul 2025248 PMAQI
9th Jul 2025259 PMAQI
9th Jul 20252810 PMAQI
9th Jul 20252611 PMAQI
10th Jul 20252712 AMAQI
10th Jul 2025261 AMAQI
10th Jul 2025262 AMAQI
10th Jul 2025283 AMAQI
10th Jul 2025264 AMAQI

19°C13/23°C

10th Jul 2025265 AMAQI
10th Jul 2025276 AMAQI
10th Jul 2025267 AMAQI
10th Jul 2025228 AMAQI
10th Jul 2025229 AMAQI
10th Jul 20252110 AMAQI
10th Jul 20252111 AMAQI
10th Jul 20252412 PMAQI
10th Jul 2025261 PMAQI
10th Jul 2025242 PMAQI
10th Jul 2025253 PMAQI
10th Jul 2025234 PMAQI
10th Jul 2025245 PMAQI
10th Jul 2025246 PMAQI
10th Jul 2025247 PMAQI
10th Jul 2025268 PMAQI
10th Jul 2025269 PMAQI
10th Jul 20252610 PMAQI
10th Jul 20252711 PMAQI
11th Jul 20252712 AMAQI
11th Jul 2025261 AMAQI
11th Jul 2025232 AMAQI
11th Jul 2025243 AMAQI
11th Jul 2025244 AMAQI

20°C18/22°C

11th Jul 2025285 AMAQI
11th Jul 2025336 AMAQI
11th Jul 2025297 AMAQI
11th Jul 2025428 AMAQI
11th Jul 2025309 AMAQI
11th Jul 20252810 AMAQI
11th Jul 20252611 AMAQI
11th Jul 20252612 PMAQI
11th Jul 2025261 PMAQI
11th Jul 2025252 PMAQI
11th Jul 2025263 PMAQI
11th Jul 2025264 PMAQI
11th Jul 2025265 PMAQI
11th Jul 2025266 PMAQI
11th Jul 2025277 PMAQI
11th Jul 2025288 PMAQI
11th Jul 2025309 PMAQI
11th Jul 20252910 PMAQI
11th Jul 20253211 PMAQI
12th Jul 20252912 AMAQI
12th Jul 2025291 AMAQI
12th Jul 2025282 AMAQI
12th Jul 2025263 AMAQI
12th Jul 2025264 AMAQI

19°C17/21°C

12th Jul 2025305 AMAQI
12th Jul 2025316 AMAQI
12th Jul 2025347 AMAQI
12th Jul 2025328 AMAQI
12th Jul 2025249 AMAQI
12th Jul 20252510 AMAQI
12th Jul 20252611 AMAQI
12th Jul 20252412 PMAQI
12th Jul 2025291 PMAQI
12th Jul 2025272 PMAQI
12th Jul 2025263 PMAQI
12th Jul 2025274 PMAQI
12th Jul 2025285 PMAQI
12th Jul 2025286 PMAQI
12th Jul 2025287 PMAQI
12th Jul 2025288 PMAQI
12th Jul 2025309 PMAQI
12th Jul 20253110 PMAQI
12th Jul 20253011 PMAQI
13th Jul 20253012 AMAQI
13th Jul 2025341 AMAQI
13th Jul 2025282 AMAQI
13th Jul 2025273 AMAQI
13th Jul 2025254 AMAQI

18°C17/20°C

13th Jul 2025285 AMAQI
13th Jul 2025266 AMAQI
13th Jul 2025267 AMAQI
13th Jul 2025288 AMAQI
13th Jul 2025269 AMAQI
13th Jul 20253110 AMAQI
13th Jul 20253811 AMAQI
13th Jul 20254212 PMAQI
13th Jul 2025371 PMAQI
13th Jul 2025362 PMAQI
13th Jul 2025353 PMAQI
13th Jul 2025354 PMAQI
13th Jul 2025355 PMAQI
13th Jul 2025336 PMAQI
13th Jul 2025327 PMAQI
13th Jul 2025348 PMAQI
13th Jul 2025349 PMAQI
13th Jul 20253610 PMAQI
13th Jul 20253611 PMAQI
14th Jul 20253412 AMAQI
14th Jul 2025351 AMAQI
14th Jul 2025482 AMAQI
14th Jul 2025463 AMAQI
14th Jul 2025454 AMAQI

18°C15/21°C

14th Jul 2025375 AMAQI
14th Jul 2025366 AMAQI
14th Jul 2025407 AMAQI
14th Jul 2025478 AMAQI
14th Jul 2025519 AMAQI
14th Jul 20254810 AMAQI
14th Jul 20254011 AMAQI
14th Jul 20253912 PMAQI
14th Jul 2025361 PMAQI
14th Jul 2025372 PMAQI
14th Jul 2025363 PMAQI
14th Jul 2025374 PMAQI
14th Jul 2025385 PMAQI
14th Jul 2025376 PMAQI
14th Jul 2025387 PMAQI
14th Jul 2025388 PMAQI
14th Jul 2025419 PMAQI
14th Jul 20254210 PMAQI
14th Jul 20253911 PMAQI
15th Jul 20254112 AMAQI
15th Jul 2025381 AMAQI
15th Jul 2025262 AMAQI
15th Jul 2025243 AMAQI
15th Jul 2025284 AMAQI

20°C16/25°C

15th Jul 2025285 AMAQI
15th Jul 2025246 AMAQI
15th Jul 2025247 AMAQI
15th Jul 2025258 AMAQI
15th Jul 2025269 AMAQI
15th Jul 20252310 AMAQI
15th Jul 20252311 AMAQI
15th Jul 20252412 PMAQI
15th Jul 2025261 PMAQI
15th Jul 2025242 PMAQI
15th Jul 2025253 PMAQI
15th Jul 2025254 PMAQI
15th Jul 2025275 PMAQI
15th Jul 2025316 PMAQI
15th Jul 2025297 PMAQI
15th Jul 2025298 PMAQI
15th Jul 2025289 PMAQI
15th Jul 20252910 PMAQI
15th Jul 20252811 PMAQI
16th Jul 20252912 AMAQI
16th Jul 2025281 AMAQI
16th Jul 2025262 AMAQI
16th Jul 2025243 AMAQI
16th Jul 2025264 AMAQI

18°C14/22°C

16th Jul 2025265 AMAQI
16th Jul 2025266 AMAQI
16th Jul 2025267 AMAQI
16th Jul 2025268 AMAQI
16th Jul 2025279 AMAQI
16th Jul 20252610 AMAQI
16th Jul 20252911 AMAQI
16th Jul 20252712 PMAQI
16th Jul 2025261 PMAQI
16th Jul 2025262 PMAQI
16th Jul 2025253 PMAQI
16th Jul 2025264 PMAQI
16th Jul 2025255 PMAQI
16th Jul 2025266 PMAQI
16th Jul 2025247 PMAQI
16th Jul 2025268 PMAQI
16th Jul 2025279 PMAQI
16th Jul 20252810 PMAQI
16th Jul 20252711 PMAQI
17th Jul 20252812 AMAQI
17th Jul 2025281 AMAQI
17th Jul 2025272 AMAQI
17th Jul 2025253 AMAQI
17th Jul 2025284 AMAQI

19°C16/23°C

17th Jul 2025285 AMAQI
17th Jul 2025266 AMAQI
17th Jul 2025287 AMAQI
17th Jul 2025278 AMAQI
17th Jul 2025249 AMAQI
17th Jul 20252610 AMAQI
17th Jul 20252411 AMAQI
17th Jul 20252812 PMAQI
17th Jul 2025281 PMAQI
17th Jul 2025252 PMAQI
17th Jul 2025273 PMAQI
17th Jul 2025264 PMAQI
17th Jul 2025275 PMAQI
17th Jul 2025266 PMAQI
17th Jul 2025267 PMAQI
17th Jul 2025278 PMAQI
17th Jul 2025289 PMAQI
17th Jul 20252810 PMAQI
17th Jul 20252811 PMAQI
18th Jul 20252712 AMAQI
18th Jul 2025281 AMAQI
18th Jul 2025222 AMAQI
18th Jul 2025213 AMAQI
18th Jul 2025204 AMAQI

19°C17/22°C

18th Jul 2025205 AMAQI
18th Jul 2025226 AMAQI
18th Jul 2025257 AMAQI
18th Jul 2025258 AMAQI
18th Jul 2025249 AMAQI
18th Jul 20252110 AMAQI
18th Jul 20252211 AMAQI
18th Jul 20252312 PMAQI
18th Jul 2025251 PMAQI
18th Jul 2025242 PMAQI
18th Jul 2025233 PMAQI
18th Jul 2025234 PMAQI
18th Jul 2025245 PMAQI
18th Jul 2025246 PMAQI
18th Jul 2025267 PMAQI
18th Jul 2025248 PMAQI
18th Jul 2025269 PMAQI
18th Jul 20252610 PMAQI
18th Jul 20252811 PMAQI
19th Jul 20252812 AMAQI
19th Jul 2025261 AMAQI
19th Jul 2025262 AMAQI
19th Jul 2025243 AMAQI
19th Jul 2025224 AMAQI

21°C18/25°C

19th Jul 2025215 AMAQI
19th Jul 2025226 AMAQI
19th Jul 2025237 AMAQI
19th Jul 2025248 AMAQI
19th Jul 2025269 AMAQI
19th Jul 20252910 AMAQI
19th Jul 20252811 AMAQI
19th Jul 20252512 PMAQI
19th Jul 2025271 PMAQI
19th Jul 2025272 PMAQI
19th Jul 2025293 PMAQI
19th Jul 2025304 PMAQI
19th Jul 2025285 PMAQI
19th Jul 2025266 PMAQI
19th Jul 2025287 PMAQI
19th Jul 2025288 PMAQI
19th Jul 2025299 PMAQI
19th Jul 20252910 PMAQI
19th Jul 20252711 PMAQI
20th Jul 20252812 AMAQI
20th Jul 2025301 AMAQI
20th Jul 2025242 AMAQI
20th Jul 2025233 AMAQI
20th Jul 2025234 AMAQI

19°C17/22°C

20th Jul 2025245 AMAQI
20th Jul 2025236 AMAQI
20th Jul 2025237 AMAQI
20th Jul 2025218 AMAQI
20th Jul 2025229 AMAQI
20th Jul 20252210 AMAQI
20th Jul 20252211 AMAQI
20th Jul 20252412 PMAQI
20th Jul 2025261 PMAQI
20th Jul 2025262 PMAQI
20th Jul 2025263 PMAQI
20th Jul 2025264 PMAQI
20th Jul 2025255 PMAQI
20th Jul 2025246 PMAQI
20th Jul 2025247 PMAQI
20th Jul 2025238 PMAQI
20th Jul 2025289 PMAQI
20th Jul 20253010 PMAQI
20th Jul 20252911 PMAQI
21st Jul 20252912 AMAQI
21st Jul 2025241 AMAQI
21st Jul 2025202 AMAQI
21st Jul 2025183 AMAQI
21st Jul 2025194 AMAQI

18°C16/21°C

21st Jul 2025195 AMAQI
21st Jul 2025176 AMAQI
21st Jul 2025187 AMAQI
21st Jul 2025188 AMAQI
21st Jul 2025189 AMAQI
21st Jul 20251910 AMAQI
21st Jul 20251811 AMAQI
21st Jul 20251812 PMAQI
21st Jul 2025191 PMAQI
21st Jul 2025192 PMAQI
21st Jul 2025193 PMAQI
21st Jul 2025204 PMAQI
21st Jul 2025205 PMAQI
21st Jul 2025196 PMAQI
21st Jul 2025207 PMAQI
21st Jul 2025208 PMAQI
21st Jul 2025219 PMAQI
21st Jul 20252210 PMAQI
21st Jul 20252211 PMAQI
22nd Jul 20252212 AMAQI
22nd Jul 2025201 AMAQI
22nd Jul 2025172 AMAQI
22nd Jul 2025173 AMAQI
22nd Jul 2025164 AMAQI

18°C16/21°C

22nd Jul 2025175 AMAQI
22nd Jul 2025176 AMAQI
22nd Jul 2025237 AMAQI
22nd Jul 2025198 AMAQI
22nd Jul 2025189 AMAQI
22nd Jul 20251810 AMAQI
22nd Jul 20251711 AMAQI
22nd Jul 20251712 PMAQI
22nd Jul 2025181 PMAQI
22nd Jul 2025172 PMAQI
22nd Jul 2025183 PMAQI
22nd Jul 2025184 PMAQI
22nd Jul 2025185 PMAQI
22nd Jul 2025186 PMAQI
22nd Jul 2025187 PMAQI
22nd Jul 2025198 PMAQI
22nd Jul 2025199 PMAQI
22nd Jul 20251910 PMAQI
22nd Jul 20251911 PMAQI
23rd Jul 20251812 AMAQI
23rd Jul 2025181 AMAQI
23rd Jul 2025192 AMAQI
23rd Jul 2025203 AMAQI
23rd Jul 2025224 AMAQI

19°C15/22°C

23rd Jul 2025225 AMAQI
23rd Jul 2025206 AMAQI
23rd Jul 2025197 AMAQI
23rd Jul 2025218 AMAQI
23rd Jul 2025219 AMAQI
23rd Jul 20252110 AMAQI
23rd Jul 20252211 AMAQI
23rd Jul 20252212 PMAQI
23rd Jul 2025221 PMAQI
23rd Jul 2025232 PMAQI
23rd Jul 2025233 PMAQI
23rd Jul 2025254 PMAQI
23rd Jul 2025295 PMAQI
23rd Jul 2025306 PMAQI
23rd Jul 2025267 PMAQI
23rd Jul 2025248 PMAQI
23rd Jul 2025229 PMAQI
23rd Jul 20252310 PMAQI
23rd Jul 20252311 PMAQI
24th Jul 20252212 AMAQI
24th Jul 2025261 AMAQI
24th Jul 2025502 AMAQI
24th Jul 2025503 AMAQI
24th Jul 2025584 AMAQI

18°C15/21°C

24th Jul 2025575 AMAQI
24th Jul 2025516 AMAQI
24th Jul 2025467 AMAQI
24th Jul 2025488 AMAQI
24th Jul 2025469 AMAQI
24th Jul 20254110 AMAQI
24th Jul 20254211 AMAQI
24th Jul 20254512 PMAQI
24th Jul 2025471 PMAQI
24th Jul 2025462 PMAQI
24th Jul 2025443 PMAQI
24th Jul 2025394 PMAQI
24th Jul 2025415 PMAQI
24th Jul 2025406 PMAQI
24th Jul 2025427 PMAQI
24th Jul 2025428 PMAQI
24th Jul 2025439 PMAQI
24th Jul 20254310 PMAQI
24th Jul 20254411 PMAQI
25th Jul 20254312 AMAQI
25th Jul 2025411 AMAQI
25th Jul 2025402 AMAQI
25th Jul 2025343 AMAQI
25th Jul 2025294 AMAQI

17°C15/20°C

25th Jul 2025265 AMAQI
25th Jul 2025246 AMAQI
25th Jul 2025267 AMAQI
25th Jul 2025268 AMAQI
25th Jul 2025249 AMAQI
25th Jul 20252510 AMAQI
25th Jul 20252611 AMAQI
25th Jul 20252912 PMAQI
25th Jul 2025311 PMAQI
25th Jul 2025302 PMAQI
25th Jul 2025313 PMAQI
25th Jul 2025334 PMAQI
25th Jul 2025335 PMAQI
25th Jul 2025346 PMAQI
25th Jul 2025387 PMAQI
25th Jul 2025368 PMAQI
25th Jul 2025349 PMAQI
25th Jul 20253310 PMAQI
25th Jul 20253411 PMAQI
26th Jul 20253212 AMAQI
26th Jul 2025341 AMAQI
26th Jul 2025422 AMAQI
26th Jul 2025453 AMAQI
26th Jul 2025454 AMAQI

19°C16/23°C

26th Jul 2025445 AMAQI
26th Jul 2025486 AMAQI
26th Jul 2025507 AMAQI
26th Jul 2025488 AMAQI
26th Jul 2025489 AMAQI
26th Jul 20254210 AMAQI
26th Jul 20254011 AMAQI
26th Jul 20253912 PMAQI
26th Jul 2025401 PMAQI
26th Jul 2025392 PMAQI
26th Jul 2025383 PMAQI
26th Jul 2025394 PMAQI
26th Jul 2025385 PMAQI
26th Jul 2025376 PMAQI
26th Jul 2025387 PMAQI
26th Jul 2025388 PMAQI
26th Jul 2025409 PMAQI
26th Jul 20254210 PMAQI
26th Jul 20254211 PMAQI
27th Jul 20254212 AMAQI
27th Jul 2025411 AMAQI
27th Jul 2025362 AMAQI
27th Jul 2025313 AMAQI
27th Jul 2025284 AMAQI

19°C17/22°C

27th Jul 2025225 AMAQI
27th Jul 2025226 AMAQI
27th Jul 2025247 AMAQI
27th Jul 2025238 AMAQI
27th Jul 2025229 AMAQI
27th Jul 20252210 AMAQI
27th Jul 20252411 AMAQI
27th Jul 20252412 PMAQI
27th Jul 2025271 PMAQI
27th Jul 2025282 PMAQI
27th Jul 2025303 PMAQI
27th Jul 2025304 PMAQI
27th Jul 2025285 PMAQI
27th Jul 2025296 PMAQI
27th Jul 2025287 PMAQI
27th Jul 2025288 PMAQI
27th Jul 2025289 PMAQI
27th Jul 20252810 PMAQI
27th Jul 20252811 PMAQI
28th Jul 20252912 AMAQI
28th Jul 2025281 AMAQI
28th Jul 2025262 AMAQI
28th Jul 2025253 AMAQI
28th Jul 2025274 AMAQI

17°C15/21°C

28th Jul 2025285 AMAQI
28th Jul 2025276 AMAQI
28th Jul 2025287 AMAQI
28th Jul 2025288 AMAQI
28th Jul 2025289 AMAQI
28th Jul 20252910 AMAQI
28th Jul 20252611 AMAQI
28th Jul 20252612 PMAQI
28th Jul 2025271 PMAQI
28th Jul 2025272 PMAQI
28th Jul 2025263 PMAQI
28th Jul 2025254 PMAQI
28th Jul 2025265 PMAQI
28th Jul 2025266 PMAQI
28th Jul 2025267 PMAQI
28th Jul 2025278 PMAQI
28th Jul 2025289 PMAQI
28th Jul 20252810 PMAQI
28th Jul 20252811 PMAQI
29th Jul 20252812 AMAQI
29th Jul 2025281 AMAQI
29th Jul 2025332 AMAQI
29th Jul 2025303 AMAQI
29th Jul 2025264 AMAQI

18°C13/21°C

29th Jul 2025265 AMAQI
29th Jul 2025266 AMAQI
29th Jul 2025247 AMAQI
29th Jul 2025228 AMAQI
29th Jul 2025249 AMAQI
29th Jul 20252610 AMAQI
29th Jul 20252411 AMAQI
29th Jul 20252412 PMAQI
29th Jul 2025261 PMAQI
29th Jul 2025272 PMAQI
29th Jul 2025263 PMAQI
29th Jul 2025274 PMAQI
29th Jul 2025265 PMAQI
29th Jul 2025276 PMAQI
29th Jul 2025267 PMAQI
29th Jul 2025278 PMAQI
29th Jul 2025289 PMAQI
29th Jul 20253010 PMAQI
29th Jul 20253011 PMAQI
30th Jul 20252912 AMAQI
30th Jul 2025291 AMAQI
30th Jul 2025312 AMAQI
30th Jul 2025363 AMAQI
30th Jul 2025344 AMAQI

17°C14/20°C

30th Jul 2025325 AMAQI
30th Jul 2025306 AMAQI
30th Jul 2025247 AMAQI
30th Jul 2025268 AMAQI
30th Jul 2025259 AMAQI
30th Jul 20252510 AMAQI
30th Jul 20252411 AMAQI
30th Jul 20252612 PMAQI
30th Jul 2025271 PMAQI
30th Jul 2025272 PMAQI
30th Jul 2025273 PMAQI
30th Jul 2025264 PMAQI
30th Jul 2025285 PMAQI
30th Jul 2025276 PMAQI
30th Jul 2025287 PMAQI
30th Jul 2025258 PMAQI
30th Jul 2025249 PMAQI
30th Jul 20252410 PMAQI
30th Jul 20252411 PMAQI
31st Jul 20252412 AMAQI
31st Jul 2025241 AMAQI
31st Jul 2025242 AMAQI
31st Jul 2025253 AMAQI
31st Jul 2025244 AMAQI

19°C16/22°C

31st Jul 2025225 AMAQI
31st Jul 2025226 AMAQI
31st Jul 2025227 AMAQI
31st Jul 2025218 AMAQI
31st Jul 2025249 AMAQI
31st Jul 20252510 AMAQI
31st Jul 20252611 AMAQI
31st Jul 20252212 PMAQI
31st Jul 2025221 PMAQI
31st Jul 2025212 PMAQI
31st Jul 2025243 PMAQI
31st Jul 2025244 PMAQI
31st Jul 2025235 PMAQI
31st Jul 2025256 PMAQI
31st Jul 2025257 PMAQI
31st Jul 2025248 PMAQI
31st Jul 2025249 PMAQI
31st Jul 20252410 PMAQI
31st Jul 20252311 PMAQI
1st Aug 20252412 AMAQI
1st Aug 2025221 AMAQI
1st Aug 2025222 AMAQI
1st Aug 2025223 AMAQI
1st Aug 2025214 AMAQI

19°C16/23°C

1st Aug 2025195 AMAQI
1st Aug 2025206 AMAQI
1st Aug 2025217 AMAQI
1st Aug 2025188 AMAQI
1st Aug 2025219 AMAQI
1st Aug 20252210 AMAQI
1st Aug 20252011 AMAQI
1st Aug 20252212 PMAQI
1st Aug 2025241 PMAQI
1st Aug 2025232 PMAQI
1st Aug 2025243 PMAQI
1st Aug 2025214 PMAQI
1st Aug 2025195 PMAQI
1st Aug 2025216 PMAQI
1st Aug 2025237 PMAQI
1st Aug 2025228 PMAQI
1st Aug 2025229 PMAQI
1st Aug 20252210 PMAQI
1st Aug 20252211 PMAQI
2nd Aug 20252212 AMAQI
2nd Aug 2025221 AMAQI
2nd Aug 2025212 AMAQI
2nd Aug 2025233 AMAQI
2nd Aug 2025224 AMAQI

17°C14/20°C

2nd Aug 2025185 AMAQI
5 AM
2nd Aug 2025206 AMAQI
2nd Aug 2025187 AMAQI
2nd Aug 2025208 AMAQI
2nd Aug 2025199 AMAQI
2nd Aug 20251810 AMAQI
2nd Aug 20252011 AMAQI
2nd Aug 20252012 PMAQI
2nd Aug 2025211 PMAQI
1 PM
2nd Aug 2025212 PMAQI
2nd Aug 2025223 PMAQI
2nd Aug 2025204 PMAQI
9 PM
1 AM
4 AM

--°C/°C

Day time
Avg. Highest Time
5 AM - 9 PM

26AQI

17 hours / Day
510 hours / Month
Avg. Lowest Time
5 AM - 9 PM

26AQI

17 hours / Day
510 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 9 PM (Avg. 26), while the lowest AQI was between 5 AM to 9 PM (Avg. 26).
Night time
Avg. Highest Time
12 AM - 11 PM

27AQI

7 hours / Day
210 hours / Month
Avg. Lowest Time
12 AM - 4 AM

27AQI

5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 27), while the lowest AQI was between 12 AM to 4 AM (Avg. 27).

2025 Days Vs Air Quality

Leigh On Sea, Southend On Sea, United Kingdom

2025

73%

156

26%

56

0.4%

1

Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)

Good
156 Days
Moderate
56 Days
Poor
1 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 73%

Health Risk Level:

Low

In 2025, 73% of 214 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

Leigh On Sea, Southend On Sea, 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.

1st January 2025
27AQI
2nd January 2025
26AQI
3rd January 2025
37AQI
4th January 2025
46AQI
5th January 2025
26AQI
6th January 2025
23AQI
7th January 2025
23AQI
8th January 2025
30AQI
9th January 2025
38AQI
10th January 2025
63AQI
11th January 2025
78AQI
12th January 2025
79AQI
13th January 2025
42AQI
14th January 2025
56AQI
15th January 2025
57AQI
16th January 2025
52AQI
17th January 2025
58AQI
18th January 2025
71AQI
19th January 2025
65AQI
20th January 2025
63AQI
21st January 2025
67AQI
22nd January 2025
73AQI
23rd January 2025
56AQI
24th January 2025
40AQI
25th January 2025
35AQI
26th January 2025
35AQI
27th January 2025
28AQI
28th January 2025
27AQI
29th January 2025
29AQI
30th January 2025
27AQI
31st January 2025
26AQI
1st February 2025
30AQI
2nd February 2025
56AQI
3rd February 2025
63AQI
4th February 2025
34AQI
5th February 2025
41AQI
6th February 2025
46AQI
7th February 2025
44AQI
8th February 2025
66AQI
9th February 2025
56AQI
10th February 2025
100AQI
11th February 2025
86AQI
12th February 2025
70AQI
13th February 2025
73AQI
14th February 2025
74AQI
15th February 2025
85AQI
16th February 2025
65AQI
17th February 2025
62AQI
18th February 2025
74AQI
19th February 2025
83AQI
20th February 2025
60AQI
21st February 2025
41AQI
22nd February 2025
45AQI
23rd February 2025
37AQI
24th February 2025
28AQI
25th February 2025
33AQI
26th February 2025
26AQI
27th February 2025
25AQI
28th February 2025
37AQI
1st March 2025
38AQI
2nd March 2025
55AQI
3rd March 2025
73AQI
4th March 2025
77AQI
5th March 2025
96AQI
6th March 2025
88AQI
7th March 2025
53AQI
8th March 2025
69AQI
9th March 2025
98AQI
10th March 2025
146AQI
11th March 2025
70AQI
12th March 2025
36AQI
13th March 2025
33AQI
14th March 2025
32AQI
15th March 2025
26AQI
16th March 2025
24AQI
17th March 2025
32AQI
18th March 2025
42AQI
19th March 2025
59AQI
20th March 2025
63AQI
21st March 2025
74AQI
22nd March 2025
56AQI
23rd March 2025
84AQI
24th March 2025
91AQI
25th March 2025
88AQI
26th March 2025
43AQI
27th March 2025
48AQI
28th March 2025
30AQI
29th March 2025
25AQI
30th March 2025
33AQI
31st March 2025
28AQI
1st April 2025
35AQI
2nd April 2025
44AQI
3rd April 2025
62AQI
4th April 2025
75AQI
5th April 2025
40AQI
6th April 2025
29AQI
7th April 2025
30AQI
8th April 2025
47AQI
9th April 2025
32AQI
10th April 2025
32AQI
11th April 2025
59AQI
12th April 2025
85AQI
13th April 2025
47AQI
14th April 2025
28AQI
15th April 2025
51AQI
16th April 2025
21AQI
17th April 2025
24AQI
18th April 2025
41AQI
19th April 2025
43AQI
20th April 2025
25AQI
21st April 2025
47AQI
22nd April 2025
28AQI
23rd April 2025
20AQI
24th April 2025
41AQI
25th April 2025
37AQI
26th April 2025
55AQI
27th April 2025
56AQI
28th April 2025
51AQI
29th April 2025
65AQI
30th April 2025
56AQI
1st May 2025
78AQI
2nd May 2025
62AQI
3rd May 2025
48AQI
4th May 2025
24AQI
5th May 2025
20AQI
6th May 2025
20AQI
7th May 2025
23AQI
8th May 2025
22AQI
9th May 2025
30AQI
10th May 2025
30AQI
11th May 2025
39AQI
12th May 2025
35AQI
13th May 2025
43AQI
14th May 2025
35AQI
15th May 2025
35AQI
16th May 2025
39AQI
17th May 2025
32AQI
18th May 2025
41AQI
19th May 2025
36AQI
20th May 2025
26AQI
21st May 2025
34AQI
22nd May 2025
32AQI
23rd May 2025
25AQI
24th May 2025
29AQI
25th May 2025
18AQI
26th May 2025
30AQI
27th May 2025
24AQI
28th May 2025
19AQI
29th May 2025
21AQI
30th May 2025
22AQI
31st May 2025
26AQI
1st June 2025
25AQI
2nd June 2025
22AQI
3rd June 2025
23AQI
4th June 2025
24AQI
5th June 2025
20AQI
6th June 2025
17AQI
7th June 2025
16AQI
8th June 2025
17AQI
9th June 2025
48AQI
10th June 2025
47AQI
11th June 2025
38AQI
12th June 2025
47AQI
13th June 2025
42AQI
14th June 2025
41AQI
15th June 2025
31AQI
16th June 2025
29AQI
17th June 2025
33AQI
18th June 2025
34AQI
19th June 2025
44AQI
20th June 2025
49AQI
21st June 2025
42AQI
22nd June 2025
39AQI
23rd June 2025
25AQI
24th June 2025
24AQI
25th June 2025
25AQI
26th June 2025
22AQI
27th June 2025
21AQI
28th June 2025
20AQI
29th June 2025
19AQI
30th June 2025
30AQI
1st July 2025
48AQI
2nd July 2025
44AQI
3rd July 2025
24AQI
4th July 2025
22AQI
5th July 2025
21AQI
6th July 2025
20AQI
7th July 2025
19AQI
8th July 2025
23AQI
9th July 2025
26AQI
10th July 2025
25AQI
11th July 2025
28AQI
12th July 2025
28AQI
13th July 2025
32AQI
14th July 2025
40AQI
15th July 2025
28AQI
16th July 2025
26AQI
17th July 2025
27AQI
18th July 2025
24AQI
19th July 2025
26AQI
20th July 2025
25AQI
21st July 2025
20AQI
22nd July 2025
18AQI
23rd July 2025
22AQI
24th July 2025
44AQI
25th July 2025
32AQI
26th July 2025
41AQI
27th July 2025
28AQI
28th July 2025
27AQI
29th July 2025
27AQI
30th July 2025
28AQI
31st July 2025
24AQI
1st August 2025
22AQI

45AQI

55AQI

58AQI

44AQI

32AQI

30AQI

28AQI

22AQI

No. of days

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

202542AQI

18
13
13
15
14
16
1
20
10
29
2
30
31
1
156
56
1

Highest AQI recorded in

March

58AQI

Lowest AQI recorded in

August

22AQI

202435AQI

27
4
28
1
23
7
1
30
21
10
28
2
30
1
29
2
23
7
30
1
19
10
1
29
2
317
47
2

Highest AQI recorded in

November

48AQI

Lowest AQI recorded in

July

27AQI

202337AQI

24
7
15
10
2
27
4
19
11
28
3
24
5
1
24
29
2
20
7
3
30
1
26
3
31
297
53
6

Highest AQI recorded in

February

51AQI

Lowest AQI recorded in

July

26AQI

202241AQI

16
15
22
8
16
5
2
19
11
27
4
30
22
2
1
27
1
30
1
28
2
16
14
1
246
66
6
2

Highest AQI recorded in

March

75AQI

Lowest AQI recorded in

August

26AQI

202139AQI

25
5
23
5
18
11
2
22
8
29
2
25
5
23
8
31
19
9
2
29
2
25
5
26
5
295
65
4

Highest AQI recorded in

March

53AQI

Lowest AQI recorded in

August

28AQI

202036AQI

8
5
12
7
2
17
1
26
4
30
1
22
7
1
27
2
1
31
20
8
1
1
26
5
219
40
5
1

Highest AQI recorded in

April

55AQI

Lowest AQI recorded in

July

23AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2025(Avg.)
42AQI
Least Polluted Year Recorded
2024(Avg.)
35AQI

Leigh On Sea's annual 2025 AQI (42) shows an average percentage change of 10.6% (worsened AQI) compared to previous years: 2020 (36), 2021 (39), 2022 (41), 2023 (37), 2024 (35).