Steyning, West Sussex, 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+
October Air Quality Analysis
Steyning, West Sussex, United Kingdom
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
10th Oct 2021
77AQILowest AQI recorded on
27th Oct 2022
14AQISame Day Analysis (4th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 49 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Oct - 5th Oct 2025
Steyning, West Sussex, United Kingdom
AQI
Day
Night
.
6 AM4th Oct 2025
7 PM
5 AM5th Oct 2025
Day time
Avg. Highest Time
6PM4th Oct
60AQI
Avg. Lowest Time
2PM4th Oct
38AQI
Night time
Avg. Highest Time
7PM4th Oct
72AQI
Avg. Lowest Time
6AM4th Oct
13AQI
In the last 24 hours,
Steyning's AQI reached its highest point of 72 at 7 PM during the Night, while the lowest point, 13, was recorded at 6 AM during the Night between 4th Oct and 5th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Steyning, West Sussex, United Kingdom
SepOct
05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th
Day
Night
5th Sep 2025196 AMAQI
5th Sep 2025217 AMAQI
5th Sep 2025228 AMAQI
5th Sep 2025279 AMAQI
5th Sep 20252610 AMAQI
5th Sep 20252611 AMAQI
5th Sep 20252112 PMAQI
5th Sep 2025201 PMAQI
5th Sep 2025222 PMAQI
5th Sep 2025223 PMAQI
5th Sep 2025204 PMAQI
5th Sep 2025185 PMAQI
5th Sep 2025206 PMAQI
5th Sep 2025217 PMAQI
5th Sep 2025208 PMAQI
5th Sep 2025229 PMAQI
5th Sep 20252010 PMAQI
5th Sep 20252111 PMAQI
6th Sep 20252112 AMAQI
6th Sep 2025211 AMAQI
6th Sep 2025272 AMAQI
6th Sep 2025273 AMAQI
6th Sep 2025264 AMAQI
6th Sep 2025245 AMAQI
16°C14/19°C
6th Sep 2025276 AMAQI
6th Sep 2025337 AMAQI
6th Sep 2025298 AMAQI
6th Sep 2025339 AMAQI
6th Sep 20253010 AMAQI
6th Sep 20252711 AMAQI
6th Sep 20252412 PMAQI
6th Sep 2025221 PMAQI
6th Sep 2025222 PMAQI
6th Sep 2025223 PMAQI
6th Sep 2025214 PMAQI
6th Sep 2025205 PMAQI
6th Sep 2025216 PMAQI
6th Sep 2025217 PMAQI
6th Sep 2025208 PMAQI
6th Sep 2025229 PMAQI
6th Sep 20252410 PMAQI
6th Sep 20252311 PMAQI
7th Sep 20252312 AMAQI
7th Sep 2025221 AMAQI
7th Sep 2025222 AMAQI
7th Sep 2025213 AMAQI
7th Sep 2025204 AMAQI
7th Sep 2025205 AMAQI
19°C16/21°C
7th Sep 2025206 AMAQI
7th Sep 2025217 AMAQI
7th Sep 2025238 AMAQI
7th Sep 2025229 AMAQI
7th Sep 20252110 AMAQI
7th Sep 20252311 AMAQI
7th Sep 20252412 PMAQI
7th Sep 2025271 PMAQI
7th Sep 2025242 PMAQI
7th Sep 2025273 PMAQI
7th Sep 2025284 PMAQI
7th Sep 2025285 PMAQI
7th Sep 2025306 PMAQI
7th Sep 2025277 PMAQI
7th Sep 2025258 PMAQI
7th Sep 2025249 PMAQI
7th Sep 20252310 PMAQI
7th Sep 20252411 PMAQI
8th Sep 20252212 AMAQI
8th Sep 2025231 AMAQI
8th Sep 2025202 AMAQI
8th Sep 2025213 AMAQI
8th Sep 2025194 AMAQI
8th Sep 2025235 AMAQI
19°C17/21°C
8th Sep 2025256 AMAQI
8th Sep 2025237 AMAQI
8th Sep 2025248 AMAQI
8th Sep 2025279 AMAQI
8th Sep 20252910 AMAQI
8th Sep 20252911 AMAQI
8th Sep 20252312 PMAQI
8th Sep 2025211 PMAQI
8th Sep 2025242 PMAQI
8th Sep 2025233 PMAQI
8th Sep 2025224 PMAQI
8th Sep 2025225 PMAQI
8th Sep 2025226 PMAQI
8th Sep 2025257 PMAQI
8th Sep 2025248 PMAQI
8th Sep 2025239 PMAQI
8th Sep 20252210 PMAQI
8th Sep 20252311 PMAQI
9th Sep 20252312 AMAQI
9th Sep 2025241 AMAQI
9th Sep 2025222 AMAQI
9th Sep 2025193 AMAQI
9th Sep 2025224 AMAQI
9th Sep 2025245 AMAQI
17°C15/18°C
9th Sep 2025256 AMAQI
9th Sep 2025237 AMAQI
9th Sep 2025258 AMAQI
9th Sep 2025339 AMAQI
9th Sep 20252810 AMAQI
9th Sep 20252711 AMAQI
9th Sep 20252212 PMAQI
9th Sep 2025201 PMAQI
9th Sep 2025222 PMAQI
9th Sep 2025203 PMAQI
9th Sep 2025224 PMAQI
9th Sep 2025235 PMAQI
9th Sep 2025216 PMAQI
9th Sep 2025207 PMAQI
9th Sep 2025228 PMAQI
9th Sep 2025239 PMAQI
9th Sep 20252310 PMAQI
9th Sep 20252211 PMAQI
10th Sep 20252312 AMAQI
10th Sep 2025241 AMAQI
10th Sep 2025232 AMAQI
10th Sep 2025263 AMAQI
10th Sep 2025284 AMAQI
10th Sep 2025265 AMAQI
16°C15/18°C
10th Sep 2025246 AMAQI
10th Sep 2025287 AMAQI
10th Sep 2025288 AMAQI
10th Sep 2025369 AMAQI
10th Sep 20252110 AMAQI
10th Sep 20252211 AMAQI
10th Sep 20252212 PMAQI
10th Sep 2025261 PMAQI
10th Sep 2025202 PMAQI
10th Sep 2025223 PMAQI
10th Sep 2025224 PMAQI
10th Sep 2025205 PMAQI
10th Sep 2025226 PMAQI
10th Sep 2025217 PMAQI
10th Sep 2025228 PMAQI
10th Sep 2025239 PMAQI
10th Sep 20252310 PMAQI
10th Sep 20252411 PMAQI
11th Sep 20252412 AMAQI
11th Sep 2025201 AMAQI
11th Sep 2025202 AMAQI
11th Sep 2025213 AMAQI
11th Sep 2025204 AMAQI
11th Sep 2025215 AMAQI
17°C15/18°C
11th Sep 2025246 AMAQI
11th Sep 2025237 AMAQI
11th Sep 2025268 AMAQI
11th Sep 2025259 AMAQI
11th Sep 20252610 AMAQI
11th Sep 20252411 AMAQI
11th Sep 20252512 PMAQI
11th Sep 2025261 PMAQI
11th Sep 2025252 PMAQI
11th Sep 2025223 PMAQI
11th Sep 2025224 PMAQI
11th Sep 2025205 PMAQI
11th Sep 2025196 PMAQI
11th Sep 2025227 PMAQI
11th Sep 2025228 PMAQI
11th Sep 2025229 PMAQI
11th Sep 20252310 PMAQI
11th Sep 20252211 PMAQI
12th Sep 20252212 AMAQI
12th Sep 2025201 AMAQI
12th Sep 2025182 AMAQI
12th Sep 2025183 AMAQI
12th Sep 2025194 AMAQI
12th Sep 2025205 AMAQI
16°C14/17°C
12th Sep 2025186 AMAQI
12th Sep 2025187 AMAQI
12th Sep 2025208 AMAQI
12th Sep 2025249 AMAQI
12th Sep 20252610 AMAQI
12th Sep 20252311 AMAQI
12th Sep 20251812 PMAQI
12th Sep 2025191 PMAQI
12th Sep 2025202 PMAQI
12th Sep 2025203 PMAQI
12th Sep 2025204 PMAQI
12th Sep 2025225 PMAQI
12th Sep 2025206 PMAQI
12th Sep 2025187 PMAQI
12th Sep 2025208 PMAQI
12th Sep 2025209 PMAQI
12th Sep 20252010 PMAQI
12th Sep 20251911 PMAQI
13th Sep 20251912 AMAQI
13th Sep 2025181 AMAQI
13th Sep 2025172 AMAQI
13th Sep 2025203 AMAQI
13th Sep 2025174 AMAQI
13th Sep 2025175 AMAQI
16°C14/17°C
13th Sep 2025166 AMAQI
13th Sep 2025177 AMAQI
13th Sep 2025188 AMAQI
13th Sep 2025169 AMAQI
13th Sep 20251610 AMAQI
13th Sep 20251811 AMAQI
13th Sep 20251812 PMAQI
13th Sep 2025181 PMAQI
13th Sep 2025172 PMAQI
13th Sep 2025173 PMAQI
13th Sep 2025164 PMAQI
13th Sep 2025175 PMAQI
13th Sep 2025186 PMAQI
13th Sep 2025187 PMAQI
13th Sep 2025188 PMAQI
13th Sep 2025189 PMAQI
13th Sep 20251810 PMAQI
13th Sep 20251811 PMAQI
14th Sep 20251812 AMAQI
14th Sep 2025181 AMAQI
14th Sep 2025202 AMAQI
14th Sep 2025213 AMAQI
14th Sep 2025204 AMAQI
14th Sep 2025205 AMAQI
16°C14/17°C
14th Sep 2025186 AMAQI
14th Sep 2025227 AMAQI
14th Sep 2025198 AMAQI
14th Sep 2025189 AMAQI
14th Sep 20251810 AMAQI
14th Sep 20251811 AMAQI
14th Sep 20251712 PMAQI
14th Sep 2025191 PMAQI
14th Sep 2025212 PMAQI
14th Sep 2025203 PMAQI
14th Sep 2025204 PMAQI
14th Sep 2025195 PMAQI
14th Sep 2025186 PMAQI
14th Sep 2025167 PMAQI
14th Sep 2025198 PMAQI
14th Sep 2025189 PMAQI
14th Sep 20251810 PMAQI
14th Sep 20251811 PMAQI
15th Sep 20251812 AMAQI
15th Sep 2025261 AMAQI
15th Sep 2025282 AMAQI
15th Sep 2025283 AMAQI
15th Sep 2025274 AMAQI
15th Sep 2025275 AMAQI
16°C13/18°C
15th Sep 2025286 AMAQI
15th Sep 2025287 AMAQI
15th Sep 2025338 AMAQI
15th Sep 2025399 AMAQI
15th Sep 20253010 AMAQI
15th Sep 20253611 AMAQI
15th Sep 20253212 PMAQI
15th Sep 2025261 PMAQI
15th Sep 2025252 PMAQI
15th Sep 2025233 PMAQI
15th Sep 2025244 PMAQI
15th Sep 2025255 PMAQI
15th Sep 2025276 PMAQI
15th Sep 2025287 PMAQI
15th Sep 2025288 PMAQI
15th Sep 2025289 PMAQI
15th Sep 20252610 PMAQI
15th Sep 20252711 PMAQI
16th Sep 20252712 AMAQI
16th Sep 2025251 AMAQI
16th Sep 2025272 AMAQI
16th Sep 2025283 AMAQI
16th Sep 2025304 AMAQI
16th Sep 2025295 AMAQI
16°C15/17°C
16th Sep 2025276 AMAQI
16th Sep 2025277 AMAQI
16th Sep 2025298 AMAQI
16th Sep 2025309 AMAQI
16th Sep 20252810 AMAQI
16th Sep 20252411 AMAQI
16th Sep 20252412 PMAQI
16th Sep 2025231 PMAQI
16th Sep 2025232 PMAQI
16th Sep 2025243 PMAQI
16th Sep 2025244 PMAQI
16th Sep 2025245 PMAQI
16th Sep 2025256 PMAQI
16th Sep 2025227 PMAQI
16th Sep 2025248 PMAQI
16th Sep 2025269 PMAQI
16th Sep 20252610 PMAQI
16th Sep 20252611 PMAQI
17th Sep 20252612 AMAQI
17th Sep 2025241 AMAQI
17th Sep 2025232 AMAQI
17th Sep 2025203 AMAQI
17th Sep 2025234 AMAQI
17th Sep 2025205 AMAQI
16°C14/17°C
17th Sep 2025206 AMAQI
17th Sep 2025207 AMAQI
17th Sep 2025198 AMAQI
17th Sep 2025239 AMAQI
17th Sep 20252210 AMAQI
17th Sep 20251811 AMAQI
17th Sep 20252112 PMAQI
17th Sep 2025221 PMAQI
17th Sep 2025222 PMAQI
17th Sep 2025213 PMAQI
17th Sep 2025214 PMAQI
17th Sep 2025215 PMAQI
17th Sep 2025226 PMAQI
17th Sep 2025227 PMAQI
17th Sep 2025208 PMAQI
17th Sep 2025209 PMAQI
17th Sep 20252010 PMAQI
17th Sep 20251911 PMAQI
18th Sep 20252012 AMAQI
18th Sep 2025221 AMAQI
18th Sep 2025222 AMAQI
18th Sep 2025163 AMAQI
18th Sep 2025194 AMAQI
18th Sep 2025165 AMAQI
17°C15/18°C
18th Sep 2025176 AMAQI
18th Sep 2025167 AMAQI
18th Sep 2025188 AMAQI
18th Sep 2025169 AMAQI
18th Sep 20252210 AMAQI
18th Sep 20252111 AMAQI
18th Sep 20252012 PMAQI
18th Sep 2025221 PMAQI
18th Sep 2025192 PMAQI
18th Sep 2025193 PMAQI
18th Sep 2025184 PMAQI
18th Sep 2025185 PMAQI
18th Sep 2025186 PMAQI
18th Sep 2025167 PMAQI
18th Sep 2025188 PMAQI
18th Sep 2025189 PMAQI
18th Sep 20251810 PMAQI
18th Sep 20251911 PMAQI
19th Sep 20252012 AMAQI
19th Sep 2025201 AMAQI
19th Sep 2025182 AMAQI
19th Sep 2025223 AMAQI
19th Sep 2025214 AMAQI
19th Sep 2025215 AMAQI
18°C17/19°C
19th Sep 2025216 AMAQI
19th Sep 2025227 AMAQI
19th Sep 2025288 AMAQI
19th Sep 2025319 AMAQI
19th Sep 20252510 AMAQI
19th Sep 20252711 AMAQI
19th Sep 20252212 PMAQI
19th Sep 2025221 PMAQI
19th Sep 2025222 PMAQI
19th Sep 2025213 PMAQI
19th Sep 2025204 PMAQI
19th Sep 2025205 PMAQI
19th Sep 2025216 PMAQI
19th Sep 2025227 PMAQI
19th Sep 2025238 PMAQI
19th Sep 2025239 PMAQI
19th Sep 20252310 PMAQI
19th Sep 20252311 PMAQI
20th Sep 20252312 AMAQI
20th Sep 2025251 AMAQI
20th Sep 2025282 AMAQI
20th Sep 2025293 AMAQI
20th Sep 2025284 AMAQI
20th Sep 2025285 AMAQI
18°C16/19°C
20th Sep 2025316 AMAQI
20th Sep 2025297 AMAQI
20th Sep 2025308 AMAQI
20th Sep 2025319 AMAQI
20th Sep 20252810 AMAQI
20th Sep 20252911 AMAQI
20th Sep 20253412 PMAQI
20th Sep 2025331 PMAQI
20th Sep 2025332 PMAQI
20th Sep 2025313 PMAQI
20th Sep 2025324 PMAQI
20th Sep 2025305 PMAQI
20th Sep 2025276 PMAQI
20th Sep 2025277 PMAQI
20th Sep 2025258 PMAQI
20th Sep 2025269 PMAQI
20th Sep 20252710 PMAQI
20th Sep 20252411 PMAQI
21st Sep 20252512 AMAQI
21st Sep 2025231 AMAQI
21st Sep 2025202 AMAQI
21st Sep 2025203 AMAQI
21st Sep 2025204 AMAQI
21st Sep 2025225 AMAQI
17°C13/18°C
21st Sep 2025186 AMAQI
21st Sep 2025187 AMAQI
21st Sep 2025178 AMAQI
21st Sep 2025199 AMAQI
21st Sep 20251610 AMAQI
21st Sep 20251611 AMAQI
21st Sep 20251612 PMAQI
21st Sep 2025171 PMAQI
21st Sep 2025172 PMAQI
21st Sep 2025163 PMAQI
21st Sep 2025174 PMAQI
21st Sep 2025185 PMAQI
21st Sep 2025186 PMAQI
21st Sep 2025187 PMAQI
21st Sep 2025188 PMAQI
21st Sep 2025189 PMAQI
21st Sep 20251910 PMAQI
21st Sep 20251811 PMAQI
22nd Sep 20251712 AMAQI
22nd Sep 2025171 AMAQI
22nd Sep 2025182 AMAQI
22nd Sep 2025173 AMAQI
22nd Sep 2025164 AMAQI
22nd Sep 2025165 AMAQI
13°C10/15°C
22nd Sep 2025166 AMAQI
22nd Sep 2025167 AMAQI
22nd Sep 2025168 AMAQI
22nd Sep 2025239 AMAQI
22nd Sep 20252410 AMAQI
22nd Sep 20251811 AMAQI
22nd Sep 20251812 PMAQI
22nd Sep 2025181 PMAQI
22nd Sep 2025172 PMAQI
22nd Sep 2025173 PMAQI
22nd Sep 2025164 PMAQI
22nd Sep 2025175 PMAQI
22nd Sep 2025166 PMAQI
22nd Sep 2025187 PMAQI
22nd Sep 2025178 PMAQI
22nd Sep 2025179 PMAQI
22nd Sep 20251810 PMAQI
22nd Sep 20251811 PMAQI
23rd Sep 20251812 AMAQI
23rd Sep 2025161 AMAQI
23rd Sep 2025152 AMAQI
23rd Sep 2025183 AMAQI
23rd Sep 2025184 AMAQI
23rd Sep 2025175 AMAQI
13°C11/17°C
23rd Sep 2025186 AMAQI
23rd Sep 2025187 AMAQI
23rd Sep 2025218 AMAQI
23rd Sep 2025239 AMAQI
23rd Sep 20252310 AMAQI
23rd Sep 20251911 AMAQI
23rd Sep 20251712 PMAQI
23rd Sep 2025171 PMAQI
23rd Sep 2025162 PMAQI
23rd Sep 2025173 PMAQI
23rd Sep 2025174 PMAQI
23rd Sep 2025165 PMAQI
23rd Sep 2025166 PMAQI
23rd Sep 2025167 PMAQI
23rd Sep 2025168 PMAQI
23rd Sep 2025189 PMAQI
23rd Sep 20251810 PMAQI
23rd Sep 20251811 PMAQI
24th Sep 20251812 AMAQI
24th Sep 2025181 AMAQI
24th Sep 2025162 AMAQI
24th Sep 2025163 AMAQI
24th Sep 2025174 AMAQI
24th Sep 2025175 AMAQI
13°C9/16°C
24th Sep 2025166 AMAQI
24th Sep 2025167 AMAQI
24th Sep 2025248 AMAQI
24th Sep 2025389 AMAQI
24th Sep 20252310 AMAQI
24th Sep 20251811 AMAQI
24th Sep 20251712 PMAQI
24th Sep 2025161 PMAQI
24th Sep 2025162 PMAQI
24th Sep 2025163 PMAQI
24th Sep 2025164 PMAQI
24th Sep 2025165 PMAQI
24th Sep 2025166 PMAQI
24th Sep 2025157 PMAQI
24th Sep 2025168 PMAQI
24th Sep 2025179 PMAQI
24th Sep 20251910 PMAQI
24th Sep 20251811 PMAQI
25th Sep 20251712 AMAQI
25th Sep 2025171 AMAQI
25th Sep 2025182 AMAQI
25th Sep 2025173 AMAQI
25th Sep 2025184 AMAQI
25th Sep 2025185 AMAQI
14°C11/17°C
25th Sep 2025216 AMAQI
25th Sep 2025227 AMAQI
25th Sep 2025188 AMAQI
25th Sep 2025229 AMAQI
25th Sep 20252010 AMAQI
25th Sep 20251711 AMAQI
25th Sep 20251712 PMAQI
25th Sep 2025181 PMAQI
25th Sep 2025192 PMAQI
25th Sep 2025173 PMAQI
25th Sep 2025214 PMAQI
25th Sep 2025235 PMAQI
25th Sep 2025236 PMAQI
25th Sep 2025247 PMAQI
25th Sep 2025238 PMAQI
25th Sep 2025229 PMAQI
25th Sep 20252310 PMAQI
25th Sep 20252211 PMAQI
26th Sep 20252812 AMAQI
26th Sep 2025331 AMAQI
26th Sep 2025452 AMAQI
26th Sep 2025333 AMAQI
26th Sep 2025264 AMAQI
26th Sep 2025275 AMAQI
14°C11/17°C
26th Sep 2025226 AMAQI
26th Sep 2025247 AMAQI
26th Sep 2025288 AMAQI
26th Sep 2025269 AMAQI
26th Sep 20252210 AMAQI
26th Sep 20252211 AMAQI
26th Sep 20252212 PMAQI
26th Sep 2025221 PMAQI
26th Sep 2025232 PMAQI
26th Sep 2025233 PMAQI
26th Sep 2025204 PMAQI
26th Sep 2025235 PMAQI
26th Sep 2025286 PMAQI
26th Sep 2025307 PMAQI
26th Sep 2025308 PMAQI
26th Sep 2025399 PMAQI
26th Sep 20253210 PMAQI
26th Sep 20253511 PMAQI
27th Sep 20253912 AMAQI
27th Sep 2025341 AMAQI
27th Sep 2025342 AMAQI
27th Sep 2025443 AMAQI
27th Sep 2025444 AMAQI
27th Sep 2025415 AMAQI
13°C11/15°C
27th Sep 2025396 AMAQI
27th Sep 2025377 AMAQI
27th Sep 2025388 AMAQI
27th Sep 2025309 AMAQI
27th Sep 20252810 AMAQI
27th Sep 20252811 AMAQI
27th Sep 20253312 PMAQI
27th Sep 2025331 PMAQI
27th Sep 2025332 PMAQI
27th Sep 2025333 PMAQI
27th Sep 2025324 PMAQI
27th Sep 2025335 PMAQI
27th Sep 2025336 PMAQI
27th Sep 2025337 PMAQI
27th Sep 2025338 PMAQI
27th Sep 2025329 PMAQI
27th Sep 20252810 PMAQI
27th Sep 20252811 PMAQI
28th Sep 20253012 AMAQI
28th Sep 2025321 AMAQI
28th Sep 2025282 AMAQI
28th Sep 2025283 AMAQI
28th Sep 2025284 AMAQI
28th Sep 2025285 AMAQI
14°C12/15°C
28th Sep 2025286 AMAQI
28th Sep 2025247 AMAQI
28th Sep 2025228 AMAQI
28th Sep 2025229 AMAQI
28th Sep 20252210 AMAQI
28th Sep 20251911 AMAQI
28th Sep 20251912 PMAQI
28th Sep 2025171 PMAQI
28th Sep 2025202 PMAQI
28th Sep 2025223 PMAQI
28th Sep 2025184 PMAQI
28th Sep 2025175 PMAQI
28th Sep 2025246 PMAQI
28th Sep 2025387 PMAQI
28th Sep 2025448 PMAQI
28th Sep 2025559 PMAQI
28th Sep 20255510 PMAQI
28th Sep 20256411 PMAQI
29th Sep 20258712 AMAQI
29th Sep 20251111 AMAQI
29th Sep 2025752 AMAQI
29th Sep 2025583 AMAQI
29th Sep 2025564 AMAQI
29th Sep 2025575 AMAQI
15°C13/16°C
29th Sep 2025536 AMAQI
29th Sep 2025457 AMAQI
29th Sep 2025528 AMAQI
29th Sep 2025579 AMAQI
29th Sep 20255510 AMAQI
29th Sep 20255611 AMAQI
29th Sep 20255612 PMAQI
29th Sep 2025511 PMAQI
29th Sep 2025472 PMAQI
29th Sep 2025553 PMAQI
29th Sep 2025544 PMAQI
29th Sep 2025535 PMAQI
29th Sep 2025516 PMAQI
29th Sep 2025327 PMAQI
29th Sep 2025428 PMAQI
29th Sep 2025569 PMAQI
29th Sep 20255010 PMAQI
29th Sep 20255111 PMAQI
30th Sep 20254412 AMAQI
30th Sep 2025371 AMAQI
30th Sep 2025372 AMAQI
30th Sep 2025333 AMAQI
30th Sep 2025374 AMAQI
30th Sep 2025355 AMAQI
15°C11/17°C
30th Sep 2025326 AMAQI
30th Sep 2025337 AMAQI
30th Sep 2025368 AMAQI
30th Sep 2025359 AMAQI
30th Sep 20254010 AMAQI
30th Sep 20254611 AMAQI
30th Sep 20254112 PMAQI
30th Sep 2025531 PMAQI
30th Sep 2025362 PMAQI
30th Sep 2025403 PMAQI
30th Sep 2025394 PMAQI
30th Sep 2025305 PMAQI
30th Sep 2025306 PMAQI
30th Sep 2025347 PMAQI
30th Sep 2025418 PMAQI
30th Sep 2025449 PMAQI
30th Sep 20254510 PMAQI
30th Sep 20255411 PMAQI
1st Oct 20255512 AMAQI
1st Oct 2025401 AMAQI
1st Oct 2025372 AMAQI
1st Oct 2025363 AMAQI
1st Oct 2025284 AMAQI
1st Oct 2025335 AMAQI
15°C13/17°C
1st Oct 2025256 AMAQI
1st Oct 2025337 AMAQI
1st Oct 2025418 AMAQI
1st Oct 2025369 AMAQI
1st Oct 20253910 AMAQI
1st Oct 20253311 AMAQI
1st Oct 20254612 PMAQI
1st Oct 2025491 PMAQI
1st Oct 2025432 PMAQI
1st Oct 2025523 PMAQI
1st Oct 2025524 PMAQI
1st Oct 2025515 PMAQI
1st Oct 2025516 PMAQI
1st Oct 2025497 PMAQI
1st Oct 2025498 PMAQI
1st Oct 2025499 PMAQI
1st Oct 20255410 PMAQI
1st Oct 20255211 PMAQI
2nd Oct 20255412 AMAQI
2nd Oct 2025551 AMAQI
2nd Oct 2025552 AMAQI
2nd Oct 2025543 AMAQI
2nd Oct 2025524 AMAQI
2nd Oct 2025505 AMAQI
15°C14/17°C
2nd Oct 2025486 AMAQI
2nd Oct 2025527 AMAQI
2nd Oct 2025548 AMAQI
2nd Oct 2025549 AMAQI
2nd Oct 20254110 AMAQI
2nd Oct 20255811 AMAQI
2nd Oct 20255812 PMAQI
2nd Oct 2025581 PMAQI
2nd Oct 2025562 PMAQI
2nd Oct 2025493 PMAQI
2nd Oct 2025464 PMAQI
2nd Oct 2025485 PMAQI
2nd Oct 2025586 PMAQI
2nd Oct 2025547 PMAQI
2nd Oct 2025498 PMAQI
2nd Oct 2025529 PMAQI
2nd Oct 20255310 PMAQI
2nd Oct 20255211 PMAQI
3rd Oct 20254912 AMAQI
3rd Oct 2025481 AMAQI
3rd Oct 2025462 AMAQI
3rd Oct 2025573 AMAQI
3rd Oct 2025544 AMAQI
3rd Oct 2025555 AMAQI
16°C15/17°C
3rd Oct 2025496 AMAQI
3rd Oct 2025367 AMAQI
3rd Oct 2025408 AMAQI
3rd Oct 2025409 AMAQI
3rd Oct 20254410 AMAQI
3rd Oct 20255111 AMAQI
3rd Oct 20254512 PMAQI
3rd Oct 2025541 PMAQI
3rd Oct 2025432 PMAQI
3rd Oct 2025553 PMAQI
3rd Oct 2025514 PMAQI
3rd Oct 2025455 PMAQI
3rd Oct 2025476 PMAQI
3rd Oct 2025487 PMAQI
3rd Oct 2025548 PMAQI
3rd Oct 2025419 PMAQI
3rd Oct 20254210 PMAQI
3rd Oct 20255411 PMAQI
4th Oct 20255612 AMAQI
4th Oct 2025541 AMAQI
4th Oct 2025542 AMAQI
4th Oct 2025233 AMAQI
4th Oct 2025254 AMAQI
4th Oct 2025385 AMAQI
17°C15/17°C
4th Oct 2025136 AMAQI
4th Oct 2025387 AMAQI
4th Oct 2025448 AMAQI
4th Oct 2025529 AMAQI
4th Oct 20254210 AMAQI
4th Oct 20255711 AMAQI
4th Oct 20255612 PMAQI
4th Oct 2025521 PMAQI
4th Oct 2025382 PMAQI
4th Oct 2025473 PMAQI
4th Oct 2025584 PMAQI
4th Oct 2025565 PMAQI
4th Oct 2025606 PMAQI
4th Oct 2025727 PMAQI
4th Oct 2025518 PMAQI
4th Oct 2025529 PMAQI
4th Oct 20255410 PMAQI
4th Oct 20255511 PMAQI
5th Oct 20255212 AMAQI
5th Oct 2025541 AMAQI
5th Oct 2025442 AMAQI
5th Oct 2025483 AMAQI
5th Oct 2025534 AMAQI
5th Oct 2025585 AMAQI
14°C12/15°C
5th Oct 2025606 AMAQI
6 AM5th Oct 2025627 AMAQI
5th Oct 2025658 AMAQI
5th Oct 2025639 AMAQI
5th Oct 20256410 AMAQI
5th Oct 20256811 AMAQI
5th Oct 20257012 PMAQI
12 PM5th Oct 2025661 PMAQI
5th Oct 2025612 PMAQI
5th Oct 2025423 PMAQI
5th Oct 2025424 PMAQI
5th Oct 2025645 PMAQI
5th Oct 2025666 PMAQI
5th Oct 2025627 PMAQI
7 PM5th Oct 2025518 PMAQI
5th Oct 2025469 PMAQI
5th Oct 20254810 PMAQI
5th Oct 20254311 PMAQI
12 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
9 AM
31AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
6 AM
26AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 AM to 9 AM (Avg. 31), while the lowest AQI was between 6 AM to 6 AM (Avg. 26).
Night time
Avg. Highest Time
12 AM - 1 AM
30AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
4 AM
27AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 1 AM (Avg. 30), while the lowest AQI was between 4 AM to 4 AM (Avg. 27).
2025 Days Vs Air Quality
Steyning, West Sussex, United Kingdom
2025
77%
214
22%
62
0.3%
1
Total number of days with different AQI categories in last 278 days in 2025 (87 days remaining)
Good
214 DaysModerate
62 DaysPoor
1 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 77%
Health Risk Level:
Low
In 2025, 77% of 278 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
Steyning, West Sussex, 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
30AQI
30AQI
2nd January 2025
34AQI
34AQI
3rd January 2025
51AQI
51AQI
4th January 2025
54AQI
54AQI
5th January 2025
26AQI
26AQI
6th January 2025
25AQI
25AQI
7th January 2025
25AQI
25AQI
8th January 2025
35AQI
35AQI
9th January 2025
44AQI
44AQI
10th January 2025
61AQI
61AQI
11th January 2025
74AQI
74AQI
12th January 2025
76AQI
76AQI
13th January 2025
58AQI
58AQI
14th January 2025
58AQI
58AQI
15th January 2025
58AQI
58AQI
16th January 2025
54AQI
54AQI
17th January 2025
57AQI
57AQI
18th January 2025
65AQI
65AQI
19th January 2025
62AQI
62AQI
20th January 2025
61AQI
61AQI
21st January 2025
61AQI
61AQI
22nd January 2025
67AQI
67AQI
23rd January 2025
46AQI
46AQI
24th January 2025
44AQI
44AQI
25th January 2025
36AQI
36AQI
26th January 2025
32AQI
32AQI
27th January 2025
31AQI
31AQI
28th January 2025
30AQI
30AQI
29th January 2025
30AQI
30AQI
30th January 2025
30AQI
30AQI
31st January 2025
34AQI
34AQI
1st February 2025
40AQI
40AQI
2nd February 2025
54AQI
54AQI
3rd February 2025
57AQI
57AQI
4th February 2025
34AQI
34AQI
5th February 2025
43AQI
43AQI
6th February 2025
46AQI
46AQI
7th February 2025
42AQI
42AQI
8th February 2025
58AQI
58AQI
9th February 2025
47AQI
47AQI
10th February 2025
93AQI
93AQI
11th February 2025
76AQI
76AQI
12th February 2025
74AQI
74AQI
13th February 2025
73AQI
73AQI
14th February 2025
74AQI
74AQI
15th February 2025
90AQI
90AQI
16th February 2025
68AQI
68AQI
17th February 2025
66AQI
66AQI
18th February 2025
74AQI
74AQI
19th February 2025
81AQI
81AQI
20th February 2025
44AQI
44AQI
21st February 2025
37AQI
37AQI
22nd February 2025
41AQI
41AQI
23rd February 2025
30AQI
30AQI
24th February 2025
30AQI
30AQI
25th February 2025
32AQI
32AQI
26th February 2025
30AQI
30AQI
27th February 2025
30AQI
30AQI
28th February 2025
43AQI
43AQI
1st March 2025
46AQI
46AQI
2nd March 2025
60AQI
60AQI
3rd March 2025
67AQI
67AQI
4th March 2025
79AQI
79AQI
5th March 2025
95AQI
95AQI
6th March 2025
76AQI
76AQI
7th March 2025
57AQI
57AQI
8th March 2025
60AQI
60AQI
9th March 2025
74AQI
74AQI
10th March 2025
122AQI
122AQI
11th March 2025
85AQI
85AQI
12th March 2025
45AQI
45AQI
13th March 2025
35AQI
35AQI
14th March 2025
52AQI
52AQI
15th March 2025
34AQI
34AQI
16th March 2025
29AQI
29AQI
17th March 2025
32AQI
32AQI
18th March 2025
52AQI
52AQI
19th March 2025
64AQI
64AQI
20th March 2025
55AQI
55AQI
21st March 2025
59AQI
59AQI
22nd March 2025
47AQI
47AQI
23rd March 2025
64AQI
64AQI
24th March 2025
92AQI
92AQI
25th March 2025
72AQI
72AQI
26th March 2025
48AQI
48AQI
27th March 2025
44AQI
44AQI
28th March 2025
31AQI
31AQI
29th March 2025
30AQI
30AQI
30th March 2025
33AQI
33AQI
31st March 2025
33AQI
33AQI
1st April 2025
37AQI
37AQI
2nd April 2025
44AQI
44AQI
3rd April 2025
56AQI
56AQI
4th April 2025
66AQI
66AQI
5th April 2025
47AQI
47AQI
6th April 2025
29AQI
29AQI
7th April 2025
33AQI
33AQI
8th April 2025
51AQI
51AQI
9th April 2025
44AQI
44AQI
10th April 2025
42AQI
42AQI
11th April 2025
57AQI
57AQI
12th April 2025
57AQI
57AQI
13th April 2025
45AQI
45AQI
14th April 2025
32AQI
32AQI
15th April 2025
42AQI
42AQI
16th April 2025
26AQI
26AQI
17th April 2025
25AQI
25AQI
18th April 2025
36AQI
36AQI
19th April 2025
33AQI
33AQI
20th April 2025
35AQI
35AQI
21st April 2025
48AQI
48AQI
22nd April 2025
27AQI
27AQI
23rd April 2025
20AQI
20AQI
24th April 2025
49AQI
49AQI
25th April 2025
56AQI
56AQI
26th April 2025
53AQI
53AQI
27th April 2025
59AQI
59AQI
28th April 2025
49AQI
49AQI
29th April 2025
49AQI
49AQI
30th April 2025
56AQI
56AQI
1st May 2025
57AQI
57AQI
2nd May 2025
53AQI
53AQI
3rd May 2025
48AQI
48AQI
4th May 2025
19AQI
19AQI
5th May 2025
20AQI
20AQI
6th May 2025
21AQI
21AQI
7th May 2025
23AQI
23AQI
8th May 2025
25AQI
25AQI
9th May 2025
30AQI
30AQI
10th May 2025
26AQI
26AQI
11th May 2025
29AQI
29AQI
12th May 2025
29AQI
29AQI
13th May 2025
33AQI
33AQI
14th May 2025
34AQI
34AQI
15th May 2025
37AQI
37AQI
16th May 2025
36AQI
36AQI
17th May 2025
35AQI
35AQI
18th May 2025
43AQI
43AQI
19th May 2025
39AQI
39AQI
20th May 2025
28AQI
28AQI
21st May 2025
31AQI
31AQI
22nd May 2025
36AQI
36AQI
23rd May 2025
28AQI
28AQI
24th May 2025
29AQI
29AQI
25th May 2025
20AQI
20AQI
26th May 2025
23AQI
23AQI
27th May 2025
23AQI
23AQI
28th May 2025
19AQI
19AQI
29th May 2025
21AQI
21AQI
30th May 2025
19AQI
19AQI
31st May 2025
22AQI
22AQI
1st June 2025
26AQI
26AQI
2nd June 2025
21AQI
21AQI
3rd June 2025
25AQI
25AQI
4th June 2025
22AQI
22AQI
5th June 2025
19AQI
19AQI
6th June 2025
17AQI
17AQI
7th June 2025
15AQI
15AQI
8th June 2025
19AQI
19AQI
9th June 2025
50AQI
50AQI
10th June 2025
47AQI
47AQI
11th June 2025
34AQI
34AQI
12th June 2025
39AQI
39AQI
13th June 2025
38AQI
38AQI
14th June 2025
37AQI
37AQI
15th June 2025
30AQI
30AQI
16th June 2025
26AQI
26AQI
17th June 2025
26AQI
26AQI
18th June 2025
29AQI
29AQI
19th June 2025
32AQI
32AQI
20th June 2025
37AQI
37AQI
21st June 2025
37AQI
37AQI
22nd June 2025
34AQI
34AQI
23rd June 2025
27AQI
27AQI
24th June 2025
24AQI
24AQI
25th June 2025
22AQI
22AQI
26th June 2025
19AQI
19AQI
27th June 2025
20AQI
20AQI
28th June 2025
17AQI
17AQI
29th June 2025
17AQI
17AQI
30th June 2025
21AQI
21AQI
1st July 2025
30AQI
30AQI
2nd July 2025
31AQI
31AQI
3rd July 2025
22AQI
22AQI
4th July 2025
20AQI
20AQI
5th July 2025
20AQI
20AQI
6th July 2025
19AQI
19AQI
7th July 2025
17AQI
17AQI
8th July 2025
19AQI
19AQI
9th July 2025
22AQI
22AQI
10th July 2025
21AQI
21AQI
11th July 2025
22AQI
22AQI
12th July 2025
23AQI
23AQI
13th July 2025
25AQI
25AQI
14th July 2025
32AQI
32AQI
15th July 2025
25AQI
25AQI
16th July 2025
24AQI
24AQI
17th July 2025
22AQI
22AQI
18th July 2025
22AQI
22AQI
19th July 2025
20AQI
20AQI
20th July 2025
19AQI
19AQI
21st July 2025
17AQI
17AQI
22nd July 2025
17AQI
17AQI
23rd July 2025
21AQI
21AQI
24th July 2025
46AQI
46AQI
25th July 2025
41AQI
41AQI
26th July 2025
44AQI
44AQI
27th July 2025
25AQI
25AQI
28th July 2025
30AQI
30AQI
29th July 2025
25AQI
25AQI
30th July 2025
26AQI
26AQI
31st July 2025
23AQI
23AQI
1st August 2025
22AQI
22AQI
2nd August 2025
21AQI
21AQI
3rd August 2025
24AQI
24AQI
4th August 2025
24AQI
24AQI
5th August 2025
23AQI
23AQI
6th August 2025
28AQI
28AQI
7th August 2025
28AQI
28AQI
8th August 2025
33AQI
33AQI
9th August 2025
23AQI
23AQI
10th August 2025
34AQI
34AQI
11th August 2025
51AQI
51AQI
12th August 2025
52AQI
52AQI
13th August 2025
57AQI
57AQI
14th August 2025
51AQI
51AQI
15th August 2025
34AQI
34AQI
16th August 2025
43AQI
43AQI
17th August 2025
36AQI
36AQI
18th August 2025
29AQI
29AQI
19th August 2025
31AQI
31AQI
20th August 2025
31AQI
31AQI
21st August 2025
29AQI
29AQI
22nd August 2025
25AQI
25AQI
23rd August 2025
26AQI
26AQI
24th August 2025
29AQI
29AQI
25th August 2025
31AQI
31AQI
26th August 2025
31AQI
31AQI
27th August 2025
29AQI
29AQI
28th August 2025
26AQI
26AQI
29th August 2025
23AQI
23AQI
30th August 2025
22AQI
22AQI
31st August 2025
23AQI
23AQI
1st September 2025
25AQI
25AQI
2nd September 2025
22AQI
22AQI
3rd September 2025
22AQI
22AQI
4th September 2025
24AQI
24AQI
5th September 2025
21AQI
21AQI
6th September 2025
24AQI
24AQI
7th September 2025
24AQI
24AQI
8th September 2025
23AQI
23AQI
9th September 2025
23AQI
23AQI
10th September 2025
24AQI
24AQI
11th September 2025
22AQI
22AQI
12th September 2025
20AQI
20AQI
13th September 2025
17AQI
17AQI
14th September 2025
19AQI
19AQI
15th September 2025
28AQI
28AQI
16th September 2025
26AQI
26AQI
17th September 2025
21AQI
21AQI
18th September 2025
19AQI
19AQI
19th September 2025
22AQI
22AQI
20th September 2025
28AQI
28AQI
21st September 2025
19AQI
19AQI
22nd September 2025
17AQI
17AQI
23rd September 2025
18AQI
18AQI
24th September 2025
18AQI
18AQI
25th September 2025
20AQI
20AQI
26th September 2025
28AQI
28AQI
27th September 2025
35AQI
35AQI
28th September 2025
30AQI
30AQI
29th September 2025
59AQI
59AQI
30th September 2025
41AQI
41AQI
1st October 2025
44AQI
44AQI
2nd October 2025
53AQI
53AQI
3rd October 2025
48AQI
48AQI
4th October 2025
49AQI
49AQI
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
47AQI
54AQI
57AQI
43AQI
30AQI
28AQI
25AQI
31AQI
25AQI
49AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202538AQI
16
15
15
13
13
17
1
21
9
29
2
30
31
27
4
29
1
3
1
214
62
1
Highest AQI recorded in
March57AQI
Lowest AQI recorded in
September25AQI
202438AQI
16
15
26
3
21
10
27
2
18
11
27
2
30
1
29
2
25
5
30
1
19
11
28
3
296
66
Highest AQI recorded in
January50AQI
Lowest AQI recorded in
October28AQI
202333AQI
31
28
27
4
21
9
28
3
27
3
31
31
28
2
28
1
25
4
24
7
329
33
Highest AQI recorded in
April42AQI
Lowest AQI recorded in
February20AQI
202236AQI
21
10
21
16
15
24
6
26
5
26
4
21
1
1
27
1
31
30
16
15
259
58
Highest AQI recorded in
March55AQI
Lowest AQI recorded in
October22AQI
202139AQI
15
9
20
3
18
9
3
20
7
1
21
5
15
6
21
4
25
22
3
27
4
24
6
24
5
252
61
4
Highest AQI recorded in
March54AQI
Lowest AQI recorded in
October31AQI
202015AQI
10
16
12
25
25
18
19
2
23
11
4
1
24
3
183
9
1
Highest AQI recorded in
November47AQI
Lowest AQI recorded in
July0AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
39AQILeast Polluted Year Recorded
2020(Avg.)
15AQISteyning's annual 2025 AQI (38) shows an average percentage change of 34.9% (worsened AQI) compared to previous years: 2020 (15), 2021 (39), 2022 (36), 2023 (33), 2024 (38).
