Morriston, Swansea, 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
Morriston, Swansea, United Kingdom
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
13th Aug 2025
56AQILowest AQI recorded on
14th Aug 2026
17AQISame Day Analysis (15th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 26 of Good air quality, showing improvement over 2025 and 2024 on the same day.
Day & Night AQI Trend: 14th Aug - 15th Aug 2026
Morriston, Swansea, United Kingdom
AQI
Day
Night
.
5 AM14th Aug 2026
9 PM
4 AM15th Aug 2026
Day time
Avg. Highest Time
7AM14th Aug
34AQI
Avg. Lowest Time
8PM14th Aug
8AQI
Night time
Avg. Highest Time
3AM15th Aug
23AQI
Avg. Lowest Time
10PM14th Aug
12AQI
In the last 24 hours,
Morriston's AQI reached its highest point of 34 at 7 AM during the Day, while the lowest point, 8, was recorded at 8 PM during the Day between 14th Aug and 15th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Morriston, Swansea, United Kingdom
JulAug
17th - 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 - 13th13th - 14th14th - 15th15th
Day
Night
17th Jul 2026425 AMAQI
17th Jul 2026506 AMAQI
17th Jul 2026367 AMAQI
17th Jul 2026588 AMAQI
17th Jul 2026409 AMAQI
17th Jul 20266210 AMAQI
17th Jul 20266011 AMAQI
17th Jul 20266312 PMAQI
17th Jul 2026631 PMAQI
17th Jul 2026652 PMAQI
17th Jul 2026623 PMAQI
17th Jul 2026514 PMAQI
17th Jul 2026385 PMAQI
17th Jul 2026496 PMAQI
17th Jul 2026597 PMAQI
17th Jul 2026548 PMAQI
17th Jul 2026519 PMAQI
17th Jul 20265410 PMAQI
17th Jul 20264611 PMAQI
18th Jul 20264812 AMAQI
18th Jul 2026581 AMAQI
18th Jul 2026602 AMAQI
18th Jul 2026663 AMAQI
18th Jul 2026734 AMAQI
20°C15/24°C
18th Jul 2026625 AMAQI
18th Jul 2026596 AMAQI
18th Jul 2026647 AMAQI
18th Jul 2026648 AMAQI
18th Jul 2026659 AMAQI
18th Jul 20266410 AMAQI
18th Jul 20266211 AMAQI
18th Jul 20266212 PMAQI
18th Jul 2026641 PMAQI
18th Jul 2026722 PMAQI
18th Jul 2026723 PMAQI
18th Jul 2026714 PMAQI
18th Jul 2026665 PMAQI
18th Jul 2026576 PMAQI
18th Jul 2026537 PMAQI
18th Jul 2026588 PMAQI
18th Jul 2026559 PMAQI
18th Jul 20264910 PMAQI
18th Jul 20264811 PMAQI
19th Jul 20264412 AMAQI
19th Jul 2026501 AMAQI
19th Jul 2026502 AMAQI
19th Jul 2026513 AMAQI
19th Jul 2026554 AMAQI
18°C13/22°C
19th Jul 2026465 AMAQI
19th Jul 2026446 AMAQI
19th Jul 2026277 AMAQI
19th Jul 2026368 AMAQI
19th Jul 2026449 AMAQI
19th Jul 20263810 AMAQI
19th Jul 20263811 AMAQI
19th Jul 20264212 PMAQI
19th Jul 2026531 PMAQI
19th Jul 2026492 PMAQI
19th Jul 2026513 PMAQI
19th Jul 2026594 PMAQI
19th Jul 2026365 PMAQI
19th Jul 2026386 PMAQI
19th Jul 2026447 PMAQI
19th Jul 2026428 PMAQI
19th Jul 2026369 PMAQI
19th Jul 20264010 PMAQI
19th Jul 20263811 PMAQI
20th Jul 20262912 AMAQI
20th Jul 2026291 AMAQI
20th Jul 2026252 AMAQI
20th Jul 2026273 AMAQI
20th Jul 2026254 AMAQI
17°C13/21°C
20th Jul 2026235 AMAQI
20th Jul 2026296 AMAQI
20th Jul 2026527 AMAQI
20th Jul 2026468 AMAQI
20th Jul 2026429 AMAQI
20th Jul 20264010 AMAQI
20th Jul 20264811 AMAQI
20th Jul 20265012 PMAQI
20th Jul 2026521 PMAQI
20th Jul 2026442 PMAQI
20th Jul 2026403 PMAQI
20th Jul 2026334 PMAQI
20th Jul 2026365 PMAQI
20th Jul 2026296 PMAQI
20th Jul 2026337 PMAQI
20th Jul 2026338 PMAQI
20th Jul 2026319 PMAQI
20th Jul 20263310 PMAQI
20th Jul 20263311 PMAQI
21st Jul 20263312 AMAQI
21st Jul 2026331 AMAQI
21st Jul 2026272 AMAQI
21st Jul 2026293 AMAQI
17°C12/22°C
21st Jul 2026335 AMAQI
21st Jul 2026336 AMAQI
21st Jul 2026367 AMAQI
21st Jul 2026408 AMAQI
21st Jul 2026409 AMAQI
21st Jul 20262710 AMAQI
21st Jul 20263211 AMAQI
21st Jul 20263112 PMAQI
21st Jul 2026401 PMAQI
21st Jul 2026462 PMAQI
21st Jul 2026453 PMAQI
21st Jul 2026444 PMAQI
21st Jul 2026485 PMAQI
21st Jul 2026466 PMAQI
21st Jul 2026507 PMAQI
21st Jul 2026348 PMAQI
21st Jul 2026279 PMAQI
21st Jul 20262110 PMAQI
21st Jul 20262511 PMAQI
22nd Jul 20262712 AMAQI
22nd Jul 2026251 AMAQI
22nd Jul 2026252 AMAQI
22nd Jul 2026253 AMAQI
22nd Jul 2026254 AMAQI
18°C13/23°C
22nd Jul 2026275 AMAQI
22nd Jul 2026296 AMAQI
22nd Jul 2026297 AMAQI
22nd Jul 2026278 AMAQI
22nd Jul 2026299 AMAQI
22nd Jul 20263310 AMAQI
22nd Jul 20263311 AMAQI
22nd Jul 20263612 PMAQI
22nd Jul 2026341 PMAQI
22nd Jul 2026342 PMAQI
22nd Jul 2026313 PMAQI
22nd Jul 2026294 PMAQI
22nd Jul 2026305 PMAQI
22nd Jul 2026296 PMAQI
22nd Jul 2026297 PMAQI
22nd Jul 2026278 PMAQI
22nd Jul 2026279 PMAQI
22nd Jul 20262910 PMAQI
22nd Jul 20262911 PMAQI
23rd Jul 20262912 AMAQI
23rd Jul 2026291 AMAQI
23rd Jul 2026272 AMAQI
23rd Jul 2026273 AMAQI
23rd Jul 2026344 AMAQI
17°C12/23°C
23rd Jul 2026465 AMAQI
23rd Jul 2026546 AMAQI
23rd Jul 2026407 AMAQI
23rd Jul 2026298 AMAQI
23rd Jul 2026319 AMAQI
23rd Jul 20263310 AMAQI
23rd Jul 20263311 AMAQI
23rd Jul 20263112 PMAQI
23rd Jul 2026361 PMAQI
23rd Jul 2026332 PMAQI
23rd Jul 2026363 PMAQI
23rd Jul 2026334 PMAQI
23rd Jul 2026295 PMAQI
23rd Jul 2026276 PMAQI
23rd Jul 2026297 PMAQI
23rd Jul 2026278 PMAQI
23rd Jul 2026299 PMAQI
23rd Jul 20262910 PMAQI
23rd Jul 20262711 PMAQI
24th Jul 20262712 AMAQI
24th Jul 2026291 AMAQI
24th Jul 2026292 AMAQI
24th Jul 2026563 AMAQI
24th Jul 2026784 AMAQI
18°C14/23°C
24th Jul 2026725 AMAQI
24th Jul 2026706 AMAQI
24th Jul 2026767 AMAQI
24th Jul 2026548 AMAQI
24th Jul 2026299 AMAQI
24th Jul 20262710 AMAQI
24th Jul 20262811 AMAQI
24th Jul 20263112 PMAQI
24th Jul 2026321 PMAQI
24th Jul 2026292 PMAQI
24th Jul 2026273 PMAQI
24th Jul 2026254 PMAQI
24th Jul 2026275 PMAQI
24th Jul 2026216 PMAQI
24th Jul 2026217 PMAQI
24th Jul 2026218 PMAQI
24th Jul 2026219 PMAQI
24th Jul 20263610 PMAQI
24th Jul 20263611 PMAQI
25th Jul 20262112 AMAQI
25th Jul 2026341 AMAQI
25th Jul 2026502 AMAQI
25th Jul 2026563 AMAQI
25th Jul 2026574 AMAQI
17°C13/22°C
25th Jul 2026595 AMAQI
25th Jul 2026586 AMAQI
25th Jul 2026597 AMAQI
25th Jul 2026538 AMAQI
25th Jul 2026519 AMAQI
25th Jul 20265110 AMAQI
25th Jul 20264911 AMAQI
25th Jul 20264912 PMAQI
25th Jul 2026481 PMAQI
25th Jul 2026482 PMAQI
25th Jul 2026513 PMAQI
25th Jul 2026514 PMAQI
25th Jul 2026485 PMAQI
25th Jul 2026486 PMAQI
25th Jul 2026487 PMAQI
25th Jul 2026488 PMAQI
25th Jul 2026489 PMAQI
25th Jul 20264810 PMAQI
25th Jul 20263411 PMAQI
26th Jul 20262112 AMAQI
26th Jul 2026211 AMAQI
26th Jul 2026232 AMAQI
26th Jul 2026213 AMAQI
26th Jul 2026234 AMAQI
17°C13/21°C
26th Jul 2026385 AMAQI
26th Jul 2026366 AMAQI
26th Jul 2026367 AMAQI
26th Jul 2026348 AMAQI
26th Jul 2026219 AMAQI
26th Jul 20262110 AMAQI
26th Jul 20262111 AMAQI
26th Jul 20262112 PMAQI
26th Jul 2026301 PMAQI
26th Jul 2026402 PMAQI
26th Jul 2026503 PMAQI
26th Jul 2026304 PMAQI
26th Jul 2026465 PMAQI
26th Jul 2026466 PMAQI
26th Jul 2026467 PMAQI
26th Jul 2026508 PMAQI
26th Jul 2026509 PMAQI
26th Jul 20263610 PMAQI
26th Jul 20263211 PMAQI
27th Jul 20263412 AMAQI
27th Jul 2026211 AMAQI
27th Jul 2026212 AMAQI
27th Jul 2026423 AMAQI
27th Jul 2026404 AMAQI
18°C16/20°C
27th Jul 2026215 AMAQI
27th Jul 2026246 AMAQI
27th Jul 2026427 AMAQI
27th Jul 2026238 AMAQI
27th Jul 2026219 AMAQI
27th Jul 20262510 AMAQI
27th Jul 20262711 AMAQI
27th Jul 20262712 PMAQI
27th Jul 2026421 PMAQI
27th Jul 2026422 PMAQI
27th Jul 2026423 PMAQI
27th Jul 2026424 PMAQI
27th Jul 2026315 PMAQI
27th Jul 2026366 PMAQI
27th Jul 2026327 PMAQI
27th Jul 2026278 PMAQI
27th Jul 2026319 PMAQI
27th Jul 20263110 PMAQI
27th Jul 20262711 PMAQI
28th Jul 20263212 AMAQI
28th Jul 2026381 AMAQI
28th Jul 2026382 AMAQI
28th Jul 2026403 AMAQI
28th Jul 2026294 AMAQI
17°C12/20°C
28th Jul 2026215 AMAQI
28th Jul 2026216 AMAQI
28th Jul 2026237 AMAQI
28th Jul 2026258 AMAQI
28th Jul 2026219 AMAQI
28th Jul 20262510 AMAQI
28th Jul 20263111 AMAQI
28th Jul 20262712 PMAQI
28th Jul 2026291 PMAQI
28th Jul 2026272 PMAQI
28th Jul 2026233 PMAQI
28th Jul 2026254 PMAQI
28th Jul 2026295 PMAQI
28th Jul 2026386 PMAQI
28th Jul 2026387 PMAQI
28th Jul 2026318 PMAQI
28th Jul 2026239 PMAQI
28th Jul 20263810 PMAQI
28th Jul 20262311 PMAQI
29th Jul 20262312 AMAQI
29th Jul 2026231 AMAQI
29th Jul 2026232 AMAQI
29th Jul 2026323 AMAQI
29th Jul 2026464 AMAQI
19°C15/22°C
29th Jul 2026465 AMAQI
29th Jul 2026366 AMAQI
29th Jul 2026317 AMAQI
29th Jul 2026428 AMAQI
29th Jul 2026499 AMAQI
29th Jul 20265710 AMAQI
29th Jul 20263611 AMAQI
29th Jul 20262312 PMAQI
29th Jul 2026231 PMAQI
29th Jul 2026232 PMAQI
29th Jul 2026273 PMAQI
29th Jul 2026314 PMAQI
29th Jul 2026345 PMAQI
29th Jul 2026446 PMAQI
29th Jul 2026277 PMAQI
29th Jul 2026218 PMAQI
29th Jul 2026239 PMAQI
29th Jul 20262310 PMAQI
29th Jul 20262711 PMAQI
30th Jul 20262712 AMAQI
30th Jul 2026331 AMAQI
30th Jul 2026292 AMAQI
30th Jul 2026273 AMAQI
30th Jul 2026184 AMAQI
17°C14/21°C
30th Jul 2026145 AMAQI
30th Jul 2026226 AMAQI
30th Jul 2026337 AMAQI
30th Jul 2026238 AMAQI
30th Jul 2026329 AMAQI
30th Jul 20262910 AMAQI
30th Jul 20262511 AMAQI
30th Jul 20262112 PMAQI
30th Jul 2026211 PMAQI
30th Jul 2026232 PMAQI
30th Jul 2026233 PMAQI
30th Jul 2026294 PMAQI
30th Jul 2026315 PMAQI
30th Jul 2026256 PMAQI
30th Jul 2026307 PMAQI
30th Jul 2026258 PMAQI
30th Jul 2026259 PMAQI
30th Jul 20262110 PMAQI
30th Jul 20262111 PMAQI
31st Jul 20262112 AMAQI
31st Jul 2026251 AMAQI
31st Jul 2026302 AMAQI
31st Jul 2026423 AMAQI
31st Jul 2026254 AMAQI
17°C12/20°C
31st Jul 2026255 AMAQI
31st Jul 2026366 AMAQI
31st Jul 2026427 AMAQI
31st Jul 2026388 AMAQI
31st Jul 2026319 AMAQI
31st Jul 20262910 AMAQI
31st Jul 20263411 AMAQI
31st Jul 20263812 PMAQI
31st Jul 2026421 PMAQI
31st Jul 2026312 PMAQI
31st Jul 2026313 PMAQI
31st Jul 2026324 PMAQI
31st Jul 2026295 PMAQI
31st Jul 2026336 PMAQI
31st Jul 2026367 PMAQI
31st Jul 2026348 PMAQI
31st Jul 2026309 PMAQI
31st Jul 20263410 PMAQI
31st Jul 20262711 PMAQI
1st Aug 20262912 AMAQI
1st Aug 2026291 AMAQI
1st Aug 2026292 AMAQI
1st Aug 2026273 AMAQI
1st Aug 2026294 AMAQI
15°C10/20°C
1st Aug 2026365 AMAQI
1st Aug 2026366 AMAQI
1st Aug 2026457 AMAQI
1st Aug 2026388 AMAQI
1st Aug 2026239 AMAQI
1st Aug 20263010 AMAQI
1st Aug 20264511 AMAQI
1st Aug 20265012 PMAQI
1st Aug 2026401 PMAQI
1st Aug 2026332 PMAQI
1st Aug 2026323 PMAQI
1st Aug 2026234 PMAQI
1st Aug 2026235 PMAQI
1st Aug 2026236 PMAQI
1st Aug 2026347 PMAQI
1st Aug 2026368 PMAQI
1st Aug 2026259 PMAQI
1st Aug 20262110 PMAQI
1st Aug 20262111 PMAQI
2nd Aug 20262112 AMAQI
2nd Aug 2026211 AMAQI
2nd Aug 2026212 AMAQI
2nd Aug 2026233 AMAQI
2nd Aug 2026254 AMAQI
15°C11/19°C
2nd Aug 2026255 AMAQI
2nd Aug 2026236 AMAQI
2nd Aug 2026347 AMAQI
2nd Aug 2026508 AMAQI
2nd Aug 2026649 AMAQI
2nd Aug 20266010 AMAQI
2nd Aug 20265611 AMAQI
2nd Aug 20265412 PMAQI
2nd Aug 2026551 PMAQI
2nd Aug 2026482 PMAQI
2nd Aug 2026523 PMAQI
2nd Aug 2026724 PMAQI
2nd Aug 2026605 PMAQI
2nd Aug 2026466 PMAQI
2nd Aug 2026537 PMAQI
2nd Aug 2026538 PMAQI
2nd Aug 2026539 PMAQI
2nd Aug 20265110 PMAQI
2nd Aug 20265111 PMAQI
3rd Aug 20265312 AMAQI
3rd Aug 2026521 AMAQI
3rd Aug 2026532 AMAQI
3rd Aug 2026483 AMAQI
3rd Aug 2026444 AMAQI
17°C11/23°C
3rd Aug 2026425 AMAQI
3rd Aug 2026476 AMAQI
3rd Aug 2026577 AMAQI
3rd Aug 2026538 AMAQI
3rd Aug 2026519 AMAQI
3rd Aug 20265510 AMAQI
3rd Aug 20265511 AMAQI
3rd Aug 20265412 PMAQI
3rd Aug 2026581 PMAQI
3rd Aug 2026602 PMAQI
3rd Aug 2026563 PMAQI
3rd Aug 2026494 PMAQI
3rd Aug 2026495 PMAQI
3rd Aug 2026486 PMAQI
3rd Aug 2026497 PMAQI
3rd Aug 2026428 PMAQI
3rd Aug 2026389 PMAQI
3rd Aug 20263210 PMAQI
3rd Aug 20263111 PMAQI
4th Aug 20263612 AMAQI
4th Aug 2026471 AMAQI
4th Aug 2026532 AMAQI
4th Aug 2026543 AMAQI
4th Aug 2026484 AMAQI
19°C14/25°C
4th Aug 2026495 AMAQI
4th Aug 2026426 AMAQI
4th Aug 2026277 AMAQI
4th Aug 2026278 AMAQI
4th Aug 2026279 AMAQI
4th Aug 20262510 AMAQI
4th Aug 20262311 AMAQI
4th Aug 20262312 PMAQI
4th Aug 2026251 PMAQI
4th Aug 2026362 PMAQI
4th Aug 2026383 PMAQI
4th Aug 2026274 PMAQI
4th Aug 2026345 PMAQI
4th Aug 2026386 PMAQI
4th Aug 2026277 PMAQI
4th Aug 2026328 PMAQI
4th Aug 2026309 PMAQI
4th Aug 20262710 PMAQI
4th Aug 20262711 PMAQI
5th Aug 20263612 AMAQI
5th Aug 2026301 AMAQI
5th Aug 2026382 AMAQI
5th Aug 2026403 AMAQI
5th Aug 2026604 AMAQI
18°C16/21°C
5th Aug 2026605 AMAQI
5th Aug 2026446 AMAQI
5th Aug 2026527 AMAQI
5th Aug 2026558 AMAQI
5th Aug 2026489 AMAQI
5th Aug 20264010 AMAQI
5th Aug 20263411 AMAQI
5th Aug 20263812 PMAQI
5th Aug 2026291 PMAQI
5th Aug 2026292 PMAQI
5th Aug 2026293 PMAQI
5th Aug 2026424 PMAQI
5th Aug 2026465 PMAQI
5th Aug 2026486 PMAQI
5th Aug 2026427 PMAQI
5th Aug 2026388 PMAQI
5th Aug 2026299 PMAQI
5th Aug 20262910 PMAQI
5th Aug 20263811 PMAQI
6th Aug 20262712 AMAQI
6th Aug 2026251 AMAQI
6th Aug 2026212 AMAQI
6th Aug 2026213 AMAQI
6th Aug 2026234 AMAQI
16°C13/19°C
6th Aug 2026275 AMAQI
6th Aug 2026446 AMAQI
6th Aug 2026277 AMAQI
6th Aug 2026258 AMAQI
6th Aug 2026239 AMAQI
6th Aug 20262110 AMAQI
6th Aug 20263011 AMAQI
6th Aug 20264012 PMAQI
6th Aug 2026321 PMAQI
6th Aug 2026232 PMAQI
6th Aug 2026213 PMAQI
6th Aug 2026214 PMAQI
6th Aug 2026235 PMAQI
6th Aug 2026216 PMAQI
6th Aug 2026407 PMAQI
6th Aug 2026428 PMAQI
6th Aug 2026239 PMAQI
6th Aug 20262110 PMAQI
6th Aug 20262111 PMAQI
7th Aug 20262712 AMAQI
7th Aug 2026251 AMAQI
7th Aug 2026272 AMAQI
7th Aug 2026293 AMAQI
7th Aug 2026364 AMAQI
15°C10/19°C
7th Aug 2026305 AMAQI
7th Aug 2026146 AMAQI
7th Aug 2026127 AMAQI
7th Aug 2026198 AMAQI
7th Aug 2026279 AMAQI
7th Aug 20262910 AMAQI
7th Aug 20263611 AMAQI
7th Aug 20264012 PMAQI
7th Aug 2026251 PMAQI
7th Aug 2026272 PMAQI
7th Aug 2026313 PMAQI
7th Aug 2026304 PMAQI
7th Aug 2026255 PMAQI
7th Aug 2026296 PMAQI
7th Aug 2026277 PMAQI
7th Aug 2026298 PMAQI
7th Aug 2026329 PMAQI
7th Aug 20262110 PMAQI
7th Aug 20262511 PMAQI
8th Aug 20262912 AMAQI
8th Aug 2026321 AMAQI
8th Aug 2026402 AMAQI
8th Aug 2026323 AMAQI
8th Aug 2026404 AMAQI
15°C10/20°C
8th Aug 2026385 AMAQI
8th Aug 2026456 AMAQI
8th Aug 2026367 AMAQI
8th Aug 2026528 AMAQI
8th Aug 2026279 AMAQI
8th Aug 20262310 AMAQI
8th Aug 20264611 AMAQI
8th Aug 20264612 PMAQI
8th Aug 2026461 PMAQI
8th Aug 2026472 PMAQI
8th Aug 2026383 PMAQI
8th Aug 2026294 PMAQI
8th Aug 2026275 PMAQI
8th Aug 2026296 PMAQI
8th Aug 2026297 PMAQI
8th Aug 2026318 PMAQI
8th Aug 2026319 PMAQI
8th Aug 20262310 PMAQI
8th Aug 20262511 PMAQI
9th Aug 20262912 AMAQI
9th Aug 2026361 AMAQI
9th Aug 2026382 AMAQI
9th Aug 2026593 AMAQI
9th Aug 2026664 AMAQI
16°C11/22°C
9th Aug 2026645 AMAQI
9th Aug 2026516 AMAQI
9th Aug 2026447 AMAQI
9th Aug 2026488 AMAQI
9th Aug 2026509 AMAQI
9th Aug 20265010 AMAQI
9th Aug 20263811 AMAQI
9th Aug 20263612 PMAQI
9th Aug 2026361 PMAQI
9th Aug 2026442 PMAQI
9th Aug 2026443 PMAQI
9th Aug 2026334 PMAQI
9th Aug 2026365 PMAQI
9th Aug 2026426 PMAQI
9th Aug 2026367 PMAQI
9th Aug 2026348 PMAQI
9th Aug 2026329 PMAQI
9th Aug 20262510 PMAQI
9th Aug 20262711 PMAQI
10th Aug 20262712 AMAQI
10th Aug 2026251 AMAQI
10th Aug 2026272 AMAQI
10th Aug 2026293 AMAQI
10th Aug 2026274 AMAQI
17°C13/21°C
10th Aug 2026235 AMAQI
10th Aug 2026366 AMAQI
10th Aug 2026297 AMAQI
10th Aug 2026238 AMAQI
10th Aug 2026299 AMAQI
10th Aug 20262910 AMAQI
10th Aug 20262111 AMAQI
10th Aug 20263412 PMAQI
10th Aug 2026491 PMAQI
10th Aug 2026402 PMAQI
10th Aug 2026403 PMAQI
10th Aug 2026404 PMAQI
10th Aug 2026405 PMAQI
10th Aug 2026276 PMAQI
10th Aug 2026367 PMAQI
10th Aug 2026318 PMAQI
10th Aug 2026369 PMAQI
10th Aug 20262510 PMAQI
10th Aug 20262511 PMAQI
11th Aug 20263212 AMAQI
11th Aug 2026341 AMAQI
11th Aug 2026402 AMAQI
11th Aug 2026643 AMAQI
11th Aug 2026484 AMAQI
18°C14/22°C
11th Aug 2026625 AMAQI
11th Aug 2026696 AMAQI
11th Aug 2026607 AMAQI
11th Aug 20261018 AMAQI
11th Aug 2026769 AMAQI
11th Aug 20267210 AMAQI
11th Aug 20264511 AMAQI
11th Aug 20263812 PMAQI
11th Aug 2026281 PMAQI
11th Aug 2026362 PMAQI
11th Aug 2026443 PMAQI
11th Aug 2026464 PMAQI
11th Aug 2026475 PMAQI
11th Aug 2026466 PMAQI
11th Aug 2026407 PMAQI
11th Aug 2026328 PMAQI
11th Aug 2026389 PMAQI
11th Aug 20264010 PMAQI
11th Aug 20263311 PMAQI
12th Aug 20264612 AMAQI
12th Aug 2026551 AMAQI
12th Aug 2026562 AMAQI
12th Aug 2026403 AMAQI
12th Aug 2026274 AMAQI
19°C13/25°C
12th Aug 2026325 AMAQI
12th Aug 2026306 AMAQI
12th Aug 2026257 AMAQI
12th Aug 2026428 AMAQI
12th Aug 2026549 AMAQI
12th Aug 20265810 AMAQI
12th Aug 20264711 AMAQI
12th Aug 20264012 PMAQI
12th Aug 2026331 PMAQI
12th Aug 2026302 PMAQI
12th Aug 2026403 PMAQI
12th Aug 2026334 PMAQI
12th Aug 2026325 PMAQI
12th Aug 2026326 PMAQI
12th Aug 2026277 PMAQI
12th Aug 2026268 PMAQI
12th Aug 2026369 PMAQI
12th Aug 20264710 PMAQI
12th Aug 20265111 PMAQI
13th Aug 20265212 AMAQI
13th Aug 2026501 AMAQI
13th Aug 2026512 AMAQI
13th Aug 2026543 AMAQI
13th Aug 2026734 AMAQI
22°C15/28°C
13th Aug 2026705 AMAQI
13th Aug 2026886 AMAQI
13th Aug 20261117 AMAQI
13th Aug 2026788 AMAQI
13th Aug 2026569 AMAQI
13th Aug 20264910 AMAQI
13th Aug 20265711 AMAQI
13th Aug 20265812 PMAQI
13th Aug 2026601 PMAQI
13th Aug 2026752 PMAQI
13th Aug 2026863 PMAQI
13th Aug 2026584 PMAQI
13th Aug 2026455 PMAQI
13th Aug 2026296 PMAQI
13th Aug 2026257 PMAQI
13th Aug 2026258 PMAQI
13th Aug 2026239 PMAQI
13th Aug 20262110 PMAQI
13th Aug 20261211 PMAQI
14th Aug 20261012 AMAQI
14th Aug 2026101 AMAQI
14th Aug 2026102 AMAQI
14th Aug 2026203 AMAQI
14th Aug 2026254 AMAQI
22°C17/26°C
14th Aug 2026235 AMAQI
14th Aug 2026256 AMAQI
14th Aug 2026347 AMAQI
14th Aug 2026238 AMAQI
14th Aug 2026199 AMAQI
14th Aug 20261710 AMAQI
14th Aug 20261811 AMAQI
14th Aug 20261412 PMAQI
14th Aug 2026101 PMAQI
14th Aug 2026112 PMAQI
14th Aug 2026183 PMAQI
14th Aug 2026274 PMAQI
14th Aug 2026205 PMAQI
14th Aug 2026106 PMAQI
14th Aug 2026107 PMAQI
14th Aug 202688 PMAQI
14th Aug 2026129 PMAQI
14th Aug 20261210 PMAQI
14th Aug 20261911 PMAQI
15th Aug 20261912 AMAQI
15th Aug 2026171 AMAQI
15th Aug 2026212 AMAQI
15th Aug 2026233 AMAQI
15th Aug 2026214 AMAQI
19°C16/23°C
15th Aug 2026295 AMAQI
5 AM15th Aug 2026296 AMAQI
15th Aug 2026257 AMAQI
15th Aug 2026198 AMAQI
15th Aug 2026179 AMAQI
15th Aug 20261210 AMAQI
15th Aug 2026811 AMAQI
15th Aug 20261212 PMAQI
15th Aug 2026251 PMAQI
1 PM15th Aug 2026312 PMAQI
15th Aug 2026253 PMAQI
15th Aug 2026294 PMAQI
15th Aug 2026275 PMAQI
15th Aug 2026276 PMAQI
15th Aug 2026347 PMAQI
15th Aug 2026328 PMAQI
15th Aug 2026389 PMAQI
9 PM15th Aug 20264210 PMAQI
15th Aug 20267411 PMAQI
1 AM
4 AM
17°C12/22°C
Day time
Avg. Highest Time
5 AM - 8 AM
41AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
9 PM
33AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 AM (Avg. 41), while the lowest AQI was between 9 PM to 9 PM (Avg. 33).
Night time
Avg. Highest Time
4 AM
40AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
12 AM - 1 AM
32AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 4 AM (Avg. 40), while the lowest AQI was between 12 AM to 1 AM (Avg. 32).
2026 Days Vs Air Quality
Morriston, Swansea, United Kingdom
2026
94%
210
6%
14
Total number of days with different AQI categories in last 227 days in 2026 (138 days remaining)
Good
210 DaysModerate
14 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2026, 94% of 227 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Morriston, Swansea, United Kingdom
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
22AQI (US)
22AQI (US)
2nd January 2026
21AQI (US)
21AQI (US)
3rd January 2026
25AQI (US)
25AQI (US)
4th January 2026
26AQI (US)
26AQI (US)
5th January 2026
26AQI (US)
26AQI (US)
6th January 2026
39AQI (US)
39AQI (US)
7th January 2026
22AQI (US)
22AQI (US)
8th January 2026
21AQI (US)
21AQI (US)
9th January 2026
20AQI (US)
20AQI (US)
10th January 2026
34AQI (US)
34AQI (US)
11th January 2026
34AQI (US)
34AQI (US)
12th January 2026
47AQI (US)
47AQI (US)
13th January 2026
28AQI (US)
28AQI (US)
14th January 2026
30AQI (US)
30AQI (US)
15th January 2026
37AQI (US)
37AQI (US)
16th January 2026
35AQI (US)
35AQI (US)
17th January 2026
23AQI (US)
23AQI (US)
18th January 2026
36AQI (US)
36AQI (US)
19th January 2026
41AQI (US)
41AQI (US)
20th January 2026
25AQI (US)
25AQI (US)
21st January 2026
24AQI (US)
24AQI (US)
22nd January 2026
35AQI (US)
35AQI (US)
23rd January 2026
49AQI (US)
49AQI (US)
24th January 2026
47AQI (US)
47AQI (US)
25th January 2026
46AQI (US)
46AQI (US)
26th January 2026
43AQI (US)
43AQI (US)
27th January 2026
19AQI (US)
19AQI (US)
28th January 2026
27AQI (US)
27AQI (US)
29th January 2026
42AQI (US)
42AQI (US)
30th January 2026
47AQI (US)
47AQI (US)
31st January 2026
25AQI (US)
25AQI (US)
1st February 2026
29AQI (US)
29AQI (US)
2nd February 2026
29AQI (US)
29AQI (US)
3rd February 2026
43AQI (US)
43AQI (US)
4th February 2026
46AQI (US)
46AQI (US)
5th February 2026
45AQI (US)
45AQI (US)
6th February 2026
30AQI (US)
30AQI (US)
7th February 2026
36AQI (US)
36AQI (US)
8th February 2026
38AQI (US)
38AQI (US)
9th February 2026
34AQI (US)
34AQI (US)
10th February 2026
25AQI (US)
25AQI (US)
11th February 2026
40AQI (US)
40AQI (US)
12th February 2026
22AQI (US)
22AQI (US)
13th February 2026
20AQI (US)
20AQI (US)
14th February 2026
35AQI (US)
35AQI (US)
15th February 2026
32AQI (US)
32AQI (US)
16th February 2026
35AQI (US)
35AQI (US)
17th February 2026
32AQI (US)
32AQI (US)
18th February 2026
17AQI (US)
17AQI (US)
19th February 2026
27AQI (US)
27AQI (US)
20th February 2026
35AQI (US)
35AQI (US)
21st February 2026
23AQI (US)
23AQI (US)
22nd February 2026
27AQI (US)
27AQI (US)
23rd February 2026
31AQI (US)
31AQI (US)
24th February 2026
33AQI (US)
33AQI (US)
25th February 2026
38AQI (US)
38AQI (US)
26th February 2026
17AQI (US)
17AQI (US)
27th February 2026
14AQI (US)
14AQI (US)
28th February 2026
28AQI (US)
28AQI (US)
1st March 2026
33AQI (US)
33AQI (US)
2nd March 2026
37AQI (US)
37AQI (US)
3rd March 2026
40AQI (US)
40AQI (US)
4th March 2026
49AQI (US)
49AQI (US)
5th March 2026
64AQI (US)
64AQI (US)
6th March 2026
17AQI (US)
17AQI (US)
7th March 2026
30AQI (US)
30AQI (US)
8th March 2026
52AQI (US)
52AQI (US)
9th March 2026
51AQI (US)
51AQI (US)
10th March 2026
15AQI (US)
15AQI (US)
11th March 2026
30AQI (US)
30AQI (US)
12th March 2026
36AQI (US)
36AQI (US)
13th March 2026
33AQI (US)
33AQI (US)
14th March 2026
29AQI (US)
29AQI (US)
15th March 2026
32AQI (US)
32AQI (US)
16th March 2026
28AQI (US)
28AQI (US)
17th March 2026
32AQI (US)
32AQI (US)
18th March 2026
35AQI (US)
35AQI (US)
19th March 2026
43AQI (US)
43AQI (US)
20th March 2026
68AQI (US)
68AQI (US)
21st March 2026
59AQI (US)
59AQI (US)
22nd March 2026
78AQI (US)
78AQI (US)
23rd March 2026
54AQI (US)
54AQI (US)
24th March 2026
16AQI (US)
16AQI (US)
25th March 2026
19AQI (US)
19AQI (US)
26th March 2026
26AQI (US)
26AQI (US)
27th March 2026
24AQI (US)
24AQI (US)
28th March 2026
29AQI (US)
29AQI (US)
29th March 2026
28AQI (US)
28AQI (US)
30th March 2026
30AQI (US)
30AQI (US)
31st March 2026
25AQI (US)
25AQI (US)
1st April 2026
26AQI (US)
26AQI (US)
2nd April 2026
21AQI (US)
21AQI (US)
3rd April 2026
24AQI (US)
24AQI (US)
4th April 2026
26AQI (US)
26AQI (US)
5th April 2026
19AQI (US)
19AQI (US)
6th April 2026
20AQI (US)
20AQI (US)
7th April 2026
26AQI (US)
26AQI (US)
8th April 2026
36AQI (US)
36AQI (US)
9th April 2026
34AQI (US)
34AQI (US)
10th April 2026
33AQI (US)
33AQI (US)
11th April 2026
32AQI (US)
32AQI (US)
12th April 2026
31AQI (US)
31AQI (US)
13th April 2026
29AQI (US)
29AQI (US)
14th April 2026
28AQI (US)
28AQI (US)
15th April 2026
30AQI (US)
30AQI (US)
16th April 2026
44AQI (US)
44AQI (US)
17th April 2026
18th April 2026
29AQI (US)
29AQI (US)
19th April 2026
25AQI (US)
25AQI (US)
20th April 2026
25AQI (US)
25AQI (US)
21st April 2026
24AQI (US)
24AQI (US)
22nd April 2026
23rd April 2026
32AQI (US)
32AQI (US)
24th April 2026
20AQI (US)
20AQI (US)
25th April 2026
31AQI (US)
31AQI (US)
26th April 2026
43AQI (US)
43AQI (US)
27th April 2026
40AQI (US)
40AQI (US)
28th April 2026
24AQI (US)
24AQI (US)
29th April 2026
21AQI (US)
21AQI (US)
30th April 2026
30AQI (US)
30AQI (US)
1st May 2026
27AQI (US)
27AQI (US)
2nd May 2026
26AQI (US)
26AQI (US)
3rd May 2026
30AQI (US)
30AQI (US)
4th May 2026
36AQI (US)
36AQI (US)
5th May 2026
25AQI (US)
25AQI (US)
6th May 2026
26AQI (US)
26AQI (US)
7th May 2026
25AQI (US)
25AQI (US)
8th May 2026
26AQI (US)
26AQI (US)
9th May 2026
10th May 2026
26AQI (US)
26AQI (US)
11th May 2026
26AQI (US)
26AQI (US)
12th May 2026
24AQI (US)
24AQI (US)
13th May 2026
24AQI (US)
24AQI (US)
14th May 2026
18AQI (US)
18AQI (US)
15th May 2026
29AQI (US)
29AQI (US)
16th May 2026
34AQI (US)
34AQI (US)
17th May 2026
39AQI (US)
39AQI (US)
18th May 2026
34AQI (US)
34AQI (US)
19th May 2026
33AQI (US)
33AQI (US)
20th May 2026
32AQI (US)
32AQI (US)
21st May 2026
37AQI (US)
37AQI (US)
22nd May 2026
29AQI (US)
29AQI (US)
23rd May 2026
39AQI (US)
39AQI (US)
24th May 2026
51AQI (US)
51AQI (US)
25th May 2026
36AQI (US)
36AQI (US)
26th May 2026
43AQI (US)
43AQI (US)
27th May 2026
58AQI (US)
58AQI (US)
28th May 2026
47AQI (US)
47AQI (US)
29th May 2026
30AQI (US)
30AQI (US)
30th May 2026
27AQI (US)
27AQI (US)
31st May 2026
26AQI (US)
26AQI (US)
1st June 2026
24AQI (US)
24AQI (US)
2nd June 2026
24AQI (US)
24AQI (US)
3rd June 2026
25AQI (US)
25AQI (US)
4th June 2026
24AQI (US)
24AQI (US)
5th June 2026
24AQI (US)
24AQI (US)
6th June 2026
19AQI (US)
19AQI (US)
7th June 2026
24AQI (US)
24AQI (US)
8th June 2026
23AQI (US)
23AQI (US)
9th June 2026
23AQI (US)
23AQI (US)
10th June 2026
25AQI (US)
25AQI (US)
11th June 2026
22AQI (US)
22AQI (US)
12th June 2026
21AQI (US)
21AQI (US)
13th June 2026
24AQI (US)
24AQI (US)
14th June 2026
30AQI (US)
30AQI (US)
15th June 2026
25AQI (US)
25AQI (US)
16th June 2026
23AQI (US)
23AQI (US)
17th June 2026
22AQI (US)
22AQI (US)
18th June 2026
24AQI (US)
24AQI (US)
19th June 2026
22AQI (US)
22AQI (US)
20th June 2026
22AQI (US)
22AQI (US)
21st June 2026
21AQI (US)
21AQI (US)
22nd June 2026
20AQI (US)
20AQI (US)
23rd June 2026
48AQI (US)
48AQI (US)
24th June 2026
62AQI (US)
62AQI (US)
25th June 2026
64AQI (US)
64AQI (US)
26th June 2026
50AQI (US)
50AQI (US)
27th June 2026
19AQI (US)
19AQI (US)
28th June 2026
22AQI (US)
22AQI (US)
29th June 2026
22AQI (US)
22AQI (US)
30th June 2026
24AQI (US)
24AQI (US)
1st July 2026
24AQI (US)
24AQI (US)
2nd July 2026
22AQI (US)
22AQI (US)
3rd July 2026
26AQI (US)
26AQI (US)
4th July 2026
20AQI (US)
20AQI (US)
5th July 2026
21AQI (US)
21AQI (US)
6th July 2026
22AQI (US)
22AQI (US)
7th July 2026
25AQI (US)
25AQI (US)
8th July 2026
26AQI (US)
26AQI (US)
9th July 2026
30AQI (US)
30AQI (US)
10th July 2026
43AQI (US)
43AQI (US)
11th July 2026
36AQI (US)
36AQI (US)
12th July 2026
29AQI (US)
29AQI (US)
13th July 2026
31AQI (US)
31AQI (US)
14th July 2026
36AQI (US)
36AQI (US)
15th July 2026
30AQI (US)
30AQI (US)
16th July 2026
28AQI (US)
28AQI (US)
17th July 2026
51AQI (US)
51AQI (US)
18th July 2026
61AQI (US)
61AQI (US)
19th July 2026
44AQI (US)
44AQI (US)
20th July 2026
36AQI (US)
36AQI (US)
21st July 2026
36AQI (US)
36AQI (US)
22nd July 2026
29AQI (US)
29AQI (US)
23rd July 2026
32AQI (US)
32AQI (US)
24th July 2026
38AQI (US)
38AQI (US)
25th July 2026
49AQI (US)
49AQI (US)
26th July 2026
33AQI (US)
33AQI (US)
27th July 2026
31AQI (US)
31AQI (US)
28th July 2026
29AQI (US)
29AQI (US)
29th July 2026
32AQI (US)
32AQI (US)
30th July 2026
25AQI (US)
25AQI (US)
31st July 2026
32AQI (US)
32AQI (US)
1st August 2026
32AQI (US)
32AQI (US)
2nd August 2026
45AQI (US)
45AQI (US)
3rd August 2026
49AQI (US)
49AQI (US)
4th August 2026
34AQI (US)
34AQI (US)
5th August 2026
41AQI (US)
41AQI (US)
6th August 2026
27AQI (US)
27AQI (US)
7th August 2026
27AQI (US)
27AQI (US)
8th August 2026
35AQI (US)
35AQI (US)
9th August 2026
42AQI (US)
42AQI (US)
10th August 2026
31AQI (US)
31AQI (US)
11th August 2026
49AQI (US)
49AQI (US)
12th August 2026
39AQI (US)
39AQI (US)
13th August 2026
54AQI (US)
54AQI (US)
14th August 2026
17AQI (US)
17AQI (US)
15th August 2026
26AQI (US)
26AQI (US)
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
32AQI (US)
31AQI (US)
37AQI (US)
29AQI (US)
32AQI (US)
27AQI (US)
32AQI (US)
37AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202632AQI (US)
31
28
24
7
28
28
2
28
2
29
2
14
1
210
14
Highest AQI (US) recorded in
March37AQI (US)
Lowest AQI (US) recorded in
June27AQI (US)
202534AQI (US)
26
5
20
8
23
8
25
5
30
1
29
1
30
1
29
2
28
2
27
4
28
2
28
3
323
42
Highest AQI (US) recorded in
March43AQI (US)
Lowest AQI (US) recorded in
July23AQI (US)
202432AQI (US)
14
1
2
4
2
14
1
28
2
31
30
1
14
14
30
1
25
5
31
225
25
Highest AQI (US) recorded in
September50AQI (US)
Lowest AQI (US) recorded in
April17AQI (US)
202331AQI (US)
1
2
3
1
1
1
1
1
3
29
1
42
2
Highest AQI (US) recorded in
January55AQI (US)
Lowest AQI (US) recorded in
June21AQI (US)
202245AQI (US)
1
1
2
1
1
1
1
2
1
1
2
8
6
Highest AQI (US) recorded in
March70AQI (US)
Lowest AQI (US) recorded in
July25AQI (US)
202125AQI (US)
1
1
5
2
2
1
1
13
Highest AQI (US) recorded in
May42AQI (US)
Lowest AQI (US) recorded in
March16AQI (US)
202027AQI (US)
5
3
4
1
4
4
2
1
1
2
1
26
2
Highest AQI (US) recorded in
August45AQI (US)
Lowest AQI (US) recorded in
November0AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2022(Avg.)
45AQI (US)Least Polluted Year Recorded
2021(Avg.)
25AQI (US)Morriston's annual 2026 AQI (US) (32) shows an average percentage change of 2.4% (worsened AQI (US)) compared to previous years: 2020 (27), 2021 (25), 2022 (45), 2023 (31), 2024 (32), 2025 (34).
