Hokota, Ibaraki, Japan 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
Hokota, Ibaraki, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
16th Aug 2023
53AQILowest AQI recorded on
15th Aug 2024
15AQISame Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 45 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Hokota, Ibaraki, Japan
AQI
Day
Night
.
4 AM4th Aug 2025
6 PM
3 AM5th Aug 2025
Day time
Avg. Highest Time
5PM4th Aug
86AQI
Avg. Lowest Time
7AM4th Aug
40AQI
Night time
Avg. Highest Time
7PM4th Aug
68AQI
Avg. Lowest Time
3AM5th Aug
40AQI
In the last 24 hours,
Hokota's AQI reached its highest point of 86 at 5 PM during the Day, while the lowest point, 40, was recorded at 3 AM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Hokota, Ibaraki, Japan
JulAug
06th - 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 - 03rd03rd - 04th04th - 05th05th
Day
Night
6th Jul 2025464 AMAQI
6th Jul 2025505 AMAQI
6th Jul 2025496 AMAQI
6th Jul 2025497 AMAQI
6th Jul 2025508 AMAQI
6th Jul 2025649 AMAQI
6th Jul 20258710 AMAQI
6th Jul 20258811 AMAQI
6th Jul 20258612 PMAQI
6th Jul 2025831 PMAQI
6th Jul 2025792 PMAQI
6th Jul 2025813 PMAQI
6th Jul 2025864 PMAQI
6th Jul 2025895 PMAQI
6th Jul 2025946 PMAQI
6th Jul 2025987 PMAQI
6th Jul 2025988 PMAQI
6th Jul 2025769 PMAQI
6th Jul 20257310 PMAQI
6th Jul 20257611 PMAQI
7th Jul 20256612 AMAQI
7th Jul 2025511 AMAQI
7th Jul 2025502 AMAQI
7th Jul 2025503 AMAQI
28°C24/33°C
7th Jul 2025524 AMAQI
7th Jul 2025555 AMAQI
7th Jul 2025566 AMAQI
7th Jul 2025567 AMAQI
7th Jul 2025558 AMAQI
7th Jul 20251059 AMAQI
7th Jul 202511810 AMAQI
7th Jul 202511811 AMAQI
7th Jul 202511212 PMAQI
7th Jul 2025961 PMAQI
7th Jul 2025942 PMAQI
7th Jul 2025923 PMAQI
7th Jul 2025914 PMAQI
7th Jul 2025935 PMAQI
7th Jul 20251006 PMAQI
7th Jul 20251027 PMAQI
7th Jul 2025918 PMAQI
7th Jul 2025729 PMAQI
7th Jul 20257310 PMAQI
7th Jul 20257011 PMAQI
8th Jul 20256712 AMAQI
8th Jul 2025561 AMAQI
8th Jul 2025552 AMAQI
8th Jul 2025553 AMAQI
28°C25/33°C
8th Jul 2025594 AMAQI
8th Jul 2025655 AMAQI
8th Jul 2025646 AMAQI
8th Jul 2025647 AMAQI
8th Jul 2025648 AMAQI
8th Jul 20251059 AMAQI
8th Jul 202511510 AMAQI
8th Jul 202510511 AMAQI
8th Jul 20259612 PMAQI
8th Jul 2025881 PMAQI
8th Jul 2025862 PMAQI
8th Jul 2025863 PMAQI
8th Jul 2025824 PMAQI
8th Jul 2025855 PMAQI
8th Jul 2025926 PMAQI
8th Jul 2025957 PMAQI
8th Jul 2025888 PMAQI
8th Jul 2025769 PMAQI
8th Jul 20257710 PMAQI
8th Jul 20257711 PMAQI
9th Jul 20257312 AMAQI
9th Jul 2025611 AMAQI
9th Jul 2025602 AMAQI
9th Jul 2025613 AMAQI
29°C26/33°C
9th Jul 2025644 AMAQI
9th Jul 2025685 AMAQI
9th Jul 2025696 AMAQI
9th Jul 2025687 AMAQI
9th Jul 2025688 AMAQI
9th Jul 20251019 AMAQI
9th Jul 202510910 AMAQI
9th Jul 202511111 AMAQI
9th Jul 202511012 PMAQI
9th Jul 20251011 PMAQI
9th Jul 2025972 PMAQI
9th Jul 2025963 PMAQI
9th Jul 2025774 PMAQI
9th Jul 2025645 PMAQI
9th Jul 2025606 PMAQI
9th Jul 2025567 PMAQI
9th Jul 2025548 PMAQI
9th Jul 2025579 PMAQI
9th Jul 20255610 PMAQI
9th Jul 20255411 PMAQI
10th Jul 20255912 AMAQI
10th Jul 2025651 AMAQI
10th Jul 2025662 AMAQI
10th Jul 2025663 AMAQI
30°C25/35°C
10th Jul 2025694 AMAQI
10th Jul 2025735 AMAQI
10th Jul 2025736 AMAQI
10th Jul 2025737 AMAQI
10th Jul 2025728 AMAQI
10th Jul 2025429 AMAQI
10th Jul 20254110 AMAQI
10th Jul 20255211 AMAQI
10th Jul 20255212 PMAQI
10th Jul 2025541 PMAQI
10th Jul 2025542 PMAQI
10th Jul 2025473 PMAQI
10th Jul 2025384 PMAQI
10th Jul 2025345 PMAQI
10th Jul 2025306 PMAQI
10th Jul 2025317 PMAQI
10th Jul 2025418 PMAQI
10th Jul 2025559 PMAQI
10th Jul 20255610 PMAQI
10th Jul 20255611 PMAQI
11th Jul 20255912 AMAQI
11th Jul 2025661 AMAQI
11th Jul 2025662 AMAQI
11th Jul 2025663 AMAQI
25°C21/30°C
11th Jul 2025654 AMAQI
11th Jul 2025645 AMAQI
11th Jul 2025636 AMAQI
11th Jul 2025647 AMAQI
11th Jul 2025648 AMAQI
11th Jul 2025319 AMAQI
11th Jul 20252010 AMAQI
11th Jul 20252011 AMAQI
11th Jul 20251912 PMAQI
11th Jul 2025251 PMAQI
11th Jul 2025262 PMAQI
11th Jul 2025283 PMAQI
11th Jul 2025304 PMAQI
11th Jul 2025315 PMAQI
11th Jul 2025336 PMAQI
11th Jul 2025377 PMAQI
11th Jul 2025448 PMAQI
11th Jul 2025559 PMAQI
11th Jul 20255610 PMAQI
11th Jul 20255511 PMAQI
12th Jul 20255712 AMAQI
12th Jul 2025631 AMAQI
12th Jul 2025632 AMAQI
12th Jul 2025643 AMAQI
22°C20/24°C
12th Jul 2025614 AMAQI
12th Jul 2025575 AMAQI
12th Jul 2025576 AMAQI
12th Jul 2025567 AMAQI
12th Jul 2025568 AMAQI
12th Jul 2025439 AMAQI
12th Jul 20253410 AMAQI
12th Jul 20253211 AMAQI
12th Jul 20252812 PMAQI
12th Jul 2025341 PMAQI
12th Jul 2025382 PMAQI
12th Jul 2025373 PMAQI
12th Jul 2025304 PMAQI
12th Jul 2025325 PMAQI
12th Jul 2025356 PMAQI
12th Jul 2025397 PMAQI
12th Jul 2025428 PMAQI
12th Jul 2025529 PMAQI
12th Jul 20255210 PMAQI
12th Jul 20255211 PMAQI
13th Jul 20255312 AMAQI
13th Jul 2025591 AMAQI
13th Jul 2025602 AMAQI
13th Jul 2025593 AMAQI
21°C20/24°C
13th Jul 2025584 AMAQI
13th Jul 2025575 AMAQI
13th Jul 2025566 AMAQI
13th Jul 2025577 AMAQI
13th Jul 2025578 AMAQI
13th Jul 2025489 AMAQI
13th Jul 20254510 AMAQI
13th Jul 20255211 AMAQI
13th Jul 20255012 PMAQI
13th Jul 2025481 PMAQI
13th Jul 2025462 PMAQI
13th Jul 2025383 PMAQI
13th Jul 2025364 PMAQI
13th Jul 2025335 PMAQI
13th Jul 2025356 PMAQI
13th Jul 2025417 PMAQI
13th Jul 2025418 PMAQI
13th Jul 2025519 PMAQI
13th Jul 20254710 PMAQI
13th Jul 20254311 PMAQI
14th Jul 20254712 AMAQI
14th Jul 2025561 AMAQI
14th Jul 2025572 AMAQI
14th Jul 2025573 AMAQI
24°C21/28°C
14th Jul 2025564 AMAQI
14th Jul 2025555 AMAQI
14th Jul 2025556 AMAQI
14th Jul 2025557 AMAQI
14th Jul 2025558 AMAQI
14th Jul 2025309 AMAQI
14th Jul 20251910 AMAQI
14th Jul 20251611 AMAQI
14th Jul 20253012 PMAQI
14th Jul 2025461 PMAQI
14th Jul 2025412 PMAQI
14th Jul 2025403 PMAQI
14th Jul 2025324 PMAQI
14th Jul 2025195 PMAQI
14th Jul 2025376 PMAQI
14th Jul 2025307 PMAQI
14th Jul 2025368 PMAQI
14th Jul 2025439 PMAQI
14th Jul 20254410 PMAQI
14th Jul 20254511 PMAQI
15th Jul 20254912 AMAQI
15th Jul 2025541 AMAQI
15th Jul 2025542 AMAQI
15th Jul 2025553 AMAQI
25°C23/28°C
15th Jul 2025544 AMAQI
15th Jul 2025525 AMAQI
15th Jul 2025536 AMAQI
15th Jul 2025527 AMAQI
15th Jul 2025528 AMAQI
15th Jul 2025269 AMAQI
15th Jul 20252010 AMAQI
15th Jul 20251711 AMAQI
15th Jul 20251812 PMAQI
15th Jul 2025201 PMAQI
15th Jul 2025272 PMAQI
15th Jul 2025253 PMAQI
15th Jul 2025274 PMAQI
15th Jul 2025365 PMAQI
15th Jul 2025306 PMAQI
15th Jul 2025257 PMAQI
15th Jul 2025358 PMAQI
15th Jul 2025429 PMAQI
15th Jul 20254410 PMAQI
15th Jul 20254411 PMAQI
16th Jul 20254712 AMAQI
16th Jul 2025531 AMAQI
16th Jul 2025532 AMAQI
16th Jul 2025533 AMAQI
25°C24/27°C
16th Jul 2025524 AMAQI
16th Jul 2025505 AMAQI
16th Jul 2025506 AMAQI
16th Jul 2025497 AMAQI
16th Jul 2025498 AMAQI
16th Jul 2025489 AMAQI
16th Jul 20253110 AMAQI
16th Jul 20252211 AMAQI
16th Jul 20252012 PMAQI
16th Jul 2025261 PMAQI
16th Jul 2025202 PMAQI
16th Jul 2025223 PMAQI
16th Jul 2025234 PMAQI
16th Jul 2025205 PMAQI
16th Jul 2025196 PMAQI
16th Jul 2025247 PMAQI
16th Jul 2025268 PMAQI
16th Jul 2025389 PMAQI
16th Jul 20253510 PMAQI
16th Jul 20254011 PMAQI
17th Jul 20254612 AMAQI
17th Jul 2025511 AMAQI
17th Jul 2025522 AMAQI
17th Jul 2025513 AMAQI
25°C24/27°C
17th Jul 2025494 AMAQI
17th Jul 2025475 AMAQI
17th Jul 2025486 AMAQI
17th Jul 2025477 AMAQI
17th Jul 2025478 AMAQI
17th Jul 2025369 AMAQI
17th Jul 20252910 AMAQI
17th Jul 20252911 AMAQI
17th Jul 20253012 PMAQI
17th Jul 2025321 PMAQI
17th Jul 2025322 PMAQI
17th Jul 2025353 PMAQI
17th Jul 2025384 PMAQI
17th Jul 2025375 PMAQI
17th Jul 2025376 PMAQI
17th Jul 2025367 PMAQI
17th Jul 2025378 PMAQI
17th Jul 2025429 PMAQI
17th Jul 20254110 PMAQI
17th Jul 20253911 PMAQI
18th Jul 20254212 AMAQI
18th Jul 2025501 AMAQI
18th Jul 2025492 AMAQI
18th Jul 2025503 AMAQI
28°C25/32°C
18th Jul 2025484 AMAQI
18th Jul 2025465 AMAQI
18th Jul 2025466 AMAQI
18th Jul 2025467 AMAQI
18th Jul 2025468 AMAQI
18th Jul 2025379 AMAQI
18th Jul 20253210 AMAQI
18th Jul 20253511 AMAQI
18th Jul 20253212 PMAQI
18th Jul 2025301 PMAQI
18th Jul 2025302 PMAQI
18th Jul 2025323 PMAQI
18th Jul 2025324 PMAQI
18th Jul 2025295 PMAQI
18th Jul 2025296 PMAQI
18th Jul 2025297 PMAQI
18th Jul 2025318 PMAQI
18th Jul 2025329 PMAQI
18th Jul 20253410 PMAQI
18th Jul 20253411 PMAQI
19th Jul 20253612 AMAQI
19th Jul 2025401 AMAQI
19th Jul 2025472 AMAQI
19th Jul 2025473 AMAQI
27°C24/33°C
19th Jul 2025454 AMAQI
19th Jul 2025435 AMAQI
19th Jul 2025446 AMAQI
19th Jul 2025447 AMAQI
19th Jul 2025438 AMAQI
19th Jul 2025359 AMAQI
19th Jul 20253210 AMAQI
19th Jul 20253111 AMAQI
19th Jul 20253112 PMAQI
19th Jul 2025291 PMAQI
19th Jul 2025302 PMAQI
19th Jul 2025263 PMAQI
19th Jul 2025224 PMAQI
19th Jul 2025185 PMAQI
19th Jul 2025206 PMAQI
19th Jul 2025207 PMAQI
19th Jul 2025268 PMAQI
19th Jul 2025339 PMAQI
19th Jul 20253310 PMAQI
19th Jul 20253011 PMAQI
20th Jul 20253012 AMAQI
20th Jul 2025361 AMAQI
20th Jul 2025432 AMAQI
20th Jul 2025443 AMAQI
27°C24/32°C
20th Jul 2025424 AMAQI
20th Jul 2025415 AMAQI
20th Jul 2025416 AMAQI
20th Jul 2025417 AMAQI
20th Jul 2025418 AMAQI
20th Jul 2025349 AMAQI
20th Jul 20252110 AMAQI
20th Jul 20252511 AMAQI
20th Jul 20252612 PMAQI
20th Jul 2025241 PMAQI
20th Jul 2025242 PMAQI
20th Jul 2025233 PMAQI
20th Jul 2025264 PMAQI
20th Jul 2025275 PMAQI
20th Jul 2025246 PMAQI
20th Jul 2025227 PMAQI
20th Jul 2025268 PMAQI
20th Jul 2025329 PMAQI
20th Jul 20253110 PMAQI
20th Jul 20253311 PMAQI
21st Jul 20253412 AMAQI
21st Jul 2025401 AMAQI
21st Jul 2025402 AMAQI
21st Jul 2025403 AMAQI
28°C24/33°C
21st Jul 2025404 AMAQI
21st Jul 2025385 AMAQI
21st Jul 2025386 AMAQI
21st Jul 2025377 AMAQI
21st Jul 2025378 AMAQI
21st Jul 2025349 AMAQI
21st Jul 20254010 AMAQI
21st Jul 20254211 AMAQI
21st Jul 20254512 PMAQI
21st Jul 2025501 PMAQI
21st Jul 2025472 PMAQI
21st Jul 2025493 PMAQI
21st Jul 2025474 PMAQI
21st Jul 2025445 PMAQI
21st Jul 2025426 PMAQI
21st Jul 2025367 PMAQI
21st Jul 2025348 PMAQI
21st Jul 2025349 PMAQI
21st Jul 20253210 PMAQI
21st Jul 20253411 PMAQI
22nd Jul 20253412 AMAQI
22nd Jul 2025381 AMAQI
22nd Jul 2025392 AMAQI
22nd Jul 2025383 AMAQI
29°C25/34°C
22nd Jul 2025384 AMAQI
22nd Jul 2025405 AMAQI
22nd Jul 2025396 AMAQI
22nd Jul 2025397 AMAQI
22nd Jul 2025408 AMAQI
22nd Jul 2025309 AMAQI
22nd Jul 20253310 AMAQI
22nd Jul 20253311 AMAQI
22nd Jul 20253712 PMAQI
22nd Jul 2025421 PMAQI
22nd Jul 2025452 PMAQI
22nd Jul 2025463 PMAQI
22nd Jul 2025454 PMAQI
22nd Jul 2025445 PMAQI
22nd Jul 2025456 PMAQI
22nd Jul 2025317 PMAQI
22nd Jul 2025318 PMAQI
22nd Jul 2025319 PMAQI
22nd Jul 20252910 PMAQI
22nd Jul 20253011 PMAQI
23rd Jul 20253212 AMAQI
23rd Jul 2025381 AMAQI
23rd Jul 2025392 AMAQI
23rd Jul 2025393 AMAQI
29°C25/35°C
23rd Jul 2025384 AMAQI
23rd Jul 2025395 AMAQI
23rd Jul 2025396 AMAQI
23rd Jul 2025397 AMAQI
23rd Jul 2025398 AMAQI
23rd Jul 2025309 AMAQI
23rd Jul 20253210 AMAQI
23rd Jul 20254611 AMAQI
23rd Jul 20255012 PMAQI
23rd Jul 2025531 PMAQI
23rd Jul 2025532 PMAQI
23rd Jul 2025543 PMAQI
23rd Jul 2025544 PMAQI
23rd Jul 2025525 PMAQI
23rd Jul 2025466 PMAQI
23rd Jul 2025367 PMAQI
23rd Jul 2025348 PMAQI
23rd Jul 2025349 PMAQI
23rd Jul 20253510 PMAQI
23rd Jul 20253411 PMAQI
24th Jul 20253312 AMAQI
24th Jul 2025381 AMAQI
24th Jul 2025382 AMAQI
24th Jul 2025383 AMAQI
30°C25/35°C
24th Jul 2025394 AMAQI
24th Jul 2025415 AMAQI
24th Jul 2025416 AMAQI
24th Jul 2025417 AMAQI
24th Jul 2025418 AMAQI
24th Jul 2025389 AMAQI
24th Jul 20253910 AMAQI
24th Jul 20254211 AMAQI
24th Jul 20254912 PMAQI
24th Jul 2025511 PMAQI
24th Jul 2025522 PMAQI
24th Jul 2025513 PMAQI
24th Jul 2025514 PMAQI
24th Jul 2025465 PMAQI
24th Jul 2025466 PMAQI
24th Jul 2025467 PMAQI
24th Jul 2025328 PMAQI
24th Jul 2025349 PMAQI
24th Jul 20253210 PMAQI
24th Jul 20253111 PMAQI
25th Jul 20253312 AMAQI
25th Jul 2025381 AMAQI
25th Jul 2025382 AMAQI
25th Jul 2025383 AMAQI
29°C25/35°C
25th Jul 2025394 AMAQI
25th Jul 2025415 AMAQI
25th Jul 2025406 AMAQI
25th Jul 2025407 AMAQI
25th Jul 2025408 AMAQI
25th Jul 2025309 AMAQI
25th Jul 20253210 AMAQI
25th Jul 20254611 AMAQI
25th Jul 20254512 PMAQI
25th Jul 2025501 PMAQI
25th Jul 2025522 PMAQI
25th Jul 2025543 PMAQI
25th Jul 2025604 PMAQI
25th Jul 2025555 PMAQI
25th Jul 2025466 PMAQI
25th Jul 2025327 PMAQI
25th Jul 2025348 PMAQI
25th Jul 2025339 PMAQI
25th Jul 20253210 PMAQI
25th Jul 20253011 PMAQI
26th Jul 20253012 AMAQI
26th Jul 2025381 AMAQI
26th Jul 2025382 AMAQI
26th Jul 2025393 AMAQI
30°C26/35°C
26th Jul 2025394 AMAQI
26th Jul 2025415 AMAQI
26th Jul 2025416 AMAQI
26th Jul 2025407 AMAQI
26th Jul 2025408 AMAQI
26th Jul 2025329 AMAQI
26th Jul 20253610 AMAQI
26th Jul 20254211 AMAQI
26th Jul 20255012 PMAQI
26th Jul 2025501 PMAQI
26th Jul 2025542 PMAQI
26th Jul 2025543 PMAQI
26th Jul 2025544 PMAQI
26th Jul 2025465 PMAQI
26th Jul 2025336 PMAQI
26th Jul 2025257 PMAQI
26th Jul 2025348 PMAQI
26th Jul 2025339 PMAQI
26th Jul 20253010 PMAQI
26th Jul 20252911 PMAQI
27th Jul 20253012 AMAQI
27th Jul 2025381 AMAQI
27th Jul 2025382 AMAQI
27th Jul 2025393 AMAQI
30°C25/36°C
27th Jul 2025404 AMAQI
27th Jul 2025405 AMAQI
27th Jul 2025416 AMAQI
27th Jul 2025417 AMAQI
27th Jul 2025408 AMAQI
27th Jul 2025349 AMAQI
27th Jul 20253110 AMAQI
27th Jul 20253511 AMAQI
27th Jul 20254212 PMAQI
27th Jul 2025441 PMAQI
27th Jul 2025442 PMAQI
27th Jul 2025413 PMAQI
27th Jul 2025354 PMAQI
27th Jul 2025425 PMAQI
27th Jul 2025366 PMAQI
27th Jul 2025267 PMAQI
27th Jul 2025278 PMAQI
27th Jul 2025289 PMAQI
27th Jul 20252910 PMAQI
27th Jul 20252811 PMAQI
28th Jul 20252912 AMAQI
28th Jul 2025381 AMAQI
28th Jul 2025382 AMAQI
28th Jul 2025383 AMAQI
30°C26/37°C
28th Jul 2025384 AMAQI
28th Jul 2025385 AMAQI
28th Jul 2025396 AMAQI
28th Jul 2025397 AMAQI
28th Jul 2025388 AMAQI
28th Jul 2025339 AMAQI
28th Jul 20253010 AMAQI
28th Jul 20253011 AMAQI
28th Jul 20253912 PMAQI
28th Jul 2025421 PMAQI
28th Jul 2025442 PMAQI
28th Jul 2025423 PMAQI
28th Jul 2025524 PMAQI
28th Jul 2025455 PMAQI
28th Jul 2025356 PMAQI
28th Jul 2025317 PMAQI
28th Jul 2025368 PMAQI
28th Jul 2025359 PMAQI
28th Jul 20253410 PMAQI
28th Jul 20253211 PMAQI
29th Jul 20253112 AMAQI
29th Jul 2025381 AMAQI
29th Jul 2025392 AMAQI
29th Jul 2025383 AMAQI
30°C26/35°C
29th Jul 2025394 AMAQI
29th Jul 2025395 AMAQI
29th Jul 2025386 AMAQI
29th Jul 2025387 AMAQI
29th Jul 2025388 AMAQI
29th Jul 2025409 AMAQI
29th Jul 20254610 AMAQI
29th Jul 20255111 AMAQI
29th Jul 20254912 PMAQI
29th Jul 2025441 PMAQI
29th Jul 2025372 PMAQI
29th Jul 2025313 PMAQI
29th Jul 2025244 PMAQI
29th Jul 2025225 PMAQI
29th Jul 2025196 PMAQI
29th Jul 2025227 PMAQI
29th Jul 2025248 PMAQI
29th Jul 2025329 PMAQI
29th Jul 20253110 PMAQI
29th Jul 20253011 PMAQI
30th Jul 20253212 AMAQI
30th Jul 2025361 AMAQI
30th Jul 2025382 AMAQI
30th Jul 2025383 AMAQI
29°C25/34°C
30th Jul 2025394 AMAQI
30th Jul 2025395 AMAQI
30th Jul 2025406 AMAQI
30th Jul 2025397 AMAQI
30th Jul 2025408 AMAQI
30th Jul 2025279 AMAQI
30th Jul 20252610 AMAQI
30th Jul 20252511 AMAQI
30th Jul 20252812 PMAQI
30th Jul 2025271 PMAQI
30th Jul 2025272 PMAQI
30th Jul 2025363 PMAQI
30th Jul 2025374 PMAQI
30th Jul 2025385 PMAQI
30th Jul 2025376 PMAQI
30th Jul 2025367 PMAQI
30th Jul 2025368 PMAQI
30th Jul 2025369 PMAQI
30th Jul 20253710 PMAQI
30th Jul 20253711 PMAQI
31st Jul 20253612 AMAQI
31st Jul 2025371 AMAQI
31st Jul 2025382 AMAQI
31st Jul 2025383 AMAQI
27°C23/31°C
31st Jul 2025384 AMAQI
31st Jul 2025385 AMAQI
31st Jul 2025386 AMAQI
31st Jul 2025387 AMAQI
31st Jul 2025388 AMAQI
31st Jul 2025389 AMAQI
31st Jul 20253810 AMAQI
31st Jul 20253611 AMAQI
31st Jul 20253112 PMAQI
31st Jul 2025301 PMAQI
31st Jul 2025282 PMAQI
31st Jul 2025263 PMAQI
31st Jul 2025264 PMAQI
31st Jul 2025285 PMAQI
31st Jul 2025316 PMAQI
31st Jul 2025277 PMAQI
31st Jul 2025318 PMAQI
31st Jul 2025309 PMAQI
31st Jul 20253010 PMAQI
31st Jul 20252711 PMAQI
1st Aug 20252812 AMAQI
1st Aug 2025311 AMAQI
1st Aug 2025322 AMAQI
1st Aug 2025383 AMAQI
26°C23/30°C
1st Aug 2025374 AMAQI
1st Aug 2025365 AMAQI
1st Aug 2025366 AMAQI
1st Aug 2025367 AMAQI
1st Aug 2025368 AMAQI
1st Aug 2025379 AMAQI
1st Aug 20253210 AMAQI
1st Aug 20254611 AMAQI
1st Aug 20254512 PMAQI
1st Aug 2025411 PMAQI
1st Aug 2025312 PMAQI
1st Aug 2025263 PMAQI
1st Aug 2025444 PMAQI
1st Aug 2025325 PMAQI
1st Aug 2025406 PMAQI
1st Aug 2025267 PMAQI
1st Aug 2025288 PMAQI
1st Aug 2025289 PMAQI
1st Aug 20253210 PMAQI
1st Aug 20252811 PMAQI
2nd Aug 20252912 AMAQI
2nd Aug 2025341 AMAQI
2nd Aug 2025382 AMAQI
2nd Aug 2025393 AMAQI
26°C23/30°C
2nd Aug 2025394 AMAQI
2nd Aug 2025395 AMAQI
2nd Aug 2025406 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025398 AMAQI
2nd Aug 2025369 AMAQI
2nd Aug 20253610 AMAQI
2nd Aug 20254811 AMAQI
2nd Aug 20252712 PMAQI
2nd Aug 2025421 PMAQI
2nd Aug 2025502 PMAQI
2nd Aug 2025493 PMAQI
2nd Aug 2025424 PMAQI
2nd Aug 2025425 PMAQI
2nd Aug 2025486 PMAQI
2nd Aug 2025497 PMAQI
2nd Aug 2025398 PMAQI
2nd Aug 2025379 PMAQI
2nd Aug 20253410 PMAQI
2nd Aug 20253811 PMAQI
3rd Aug 20253212 AMAQI
3rd Aug 2025341 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025373 AMAQI
29°C25/36°C
3rd Aug 2025384 AMAQI
3rd Aug 2025395 AMAQI
3rd Aug 2025386 AMAQI
3rd Aug 2025387 AMAQI
3rd Aug 2025388 AMAQI
3rd Aug 2025439 AMAQI
3rd Aug 20254710 AMAQI
3rd Aug 20255211 AMAQI
3rd Aug 20255612 PMAQI
3rd Aug 2025501 PMAQI
3rd Aug 2025542 PMAQI
3rd Aug 2025513 PMAQI
3rd Aug 2025424 PMAQI
3rd Aug 2025475 PMAQI
3rd Aug 2025506 PMAQI
3rd Aug 2025427 PMAQI
3rd Aug 2025408 PMAQI
3rd Aug 2025349 PMAQI
3rd Aug 20253610 PMAQI
3rd Aug 20253611 PMAQI
4th Aug 20253412 AMAQI
4th Aug 2025381 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025393 AMAQI
28°C25/33°C
4th Aug 2025404 AMAQI
4th Aug 2025425 AMAQI
4th Aug 2025416 AMAQI
4th Aug 2025407 AMAQI
4th Aug 2025428 AMAQI
4th Aug 2025549 AMAQI
4th Aug 20255910 AMAQI
4th Aug 20257011 AMAQI
4th Aug 20256712 PMAQI
4th Aug 2025711 PMAQI
4th Aug 2025742 PMAQI
4th Aug 2025713 PMAQI
4th Aug 2025784 PMAQI
4th Aug 2025865 PMAQI
4th Aug 2025746 PMAQI
4th Aug 2025687 PMAQI
4th Aug 2025648 PMAQI
4th Aug 2025579 PMAQI
4th Aug 20255310 PMAQI
4th Aug 20254411 PMAQI
5th Aug 20254812 AMAQI
5th Aug 2025411 AMAQI
5th Aug 2025402 AMAQI
5th Aug 2025403 AMAQI
30°C25/35°C
5th Aug 2025484 AMAQI
4 AM5th Aug 2025505 AMAQI
5th Aug 2025466 AMAQI
5th Aug 2025467 AMAQI
5th Aug 2025498 AMAQI
5th Aug 2025549 AMAQI
5th Aug 20255710 AMAQI
5th Aug 20255711 AMAQI
11 AM5th Aug 20256012 PMAQI
5th Aug 2025431 PMAQI
6 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 8 AM
47AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
9 AM - 6 PM
45AQI
10 hours / Day
300 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 8 AM (Avg. 47), while the lowest AQI was between 9 AM to 6 PM (Avg. 45).
Night time
Avg. Highest Time
1 AM - 3 AM
46AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
7 PM - 11 PM
41AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 3 AM (Avg. 46), while the lowest AQI was between 7 PM to 11 PM (Avg. 41).
2025 Days Vs Air Quality
Hokota, Ibaraki, Japan
2025
92%
199
8%
17
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Good
199 DaysModerate
17 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 92%
Health Risk Level:
Very Low
In 2025, 92% of 217 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
Hokota, Ibaraki, Japan
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
32AQI
32AQI
2nd January 2025
31AQI
31AQI
3rd January 2025
26AQI
26AQI
4th January 2025
26AQI
26AQI
5th January 2025
33AQI
33AQI
6th January 2025
57AQI
57AQI
7th January 2025
33AQI
33AQI
8th January 2025
38AQI
38AQI
9th January 2025
28AQI
28AQI
10th January 2025
30AQI
30AQI
11th January 2025
30AQI
30AQI
12th January 2025
31AQI
31AQI
13th January 2025
29AQI
29AQI
14th January 2025
35AQI
35AQI
15th January 2025
35AQI
35AQI
16th January 2025
35AQI
35AQI
17th January 2025
31AQI
31AQI
18th January 2025
36AQI
36AQI
19th January 2025
41AQI
41AQI
20th January 2025
38AQI
38AQI
21st January 2025
40AQI
40AQI
22nd January 2025
38AQI
38AQI
23rd January 2025
41AQI
41AQI
24th January 2025
36AQI
36AQI
25th January 2025
35AQI
35AQI
26th January 2025
32AQI
32AQI
27th January 2025
34AQI
34AQI
28th January 2025
39AQI
39AQI
29th January 2025
31AQI
31AQI
30th January 2025
32AQI
32AQI
31st January 2025
28AQI
28AQI
1st February 2025
36AQI
36AQI
2nd February 2025
28AQI
28AQI
3rd February 2025
34AQI
34AQI
4th February 2025
29AQI
29AQI
5th February 2025
31AQI
31AQI
6th February 2025
29AQI
29AQI
7th February 2025
29AQI
29AQI
8th February 2025
29AQI
29AQI
9th February 2025
30AQI
30AQI
10th February 2025
30AQI
30AQI
11th February 2025
30AQI
30AQI
12th February 2025
40AQI
40AQI
13th February 2025
33AQI
33AQI
14th February 2025
33AQI
33AQI
15th February 2025
32AQI
32AQI
16th February 2025
36AQI
36AQI
17th February 2025
35AQI
35AQI
18th February 2025
30AQI
30AQI
19th February 2025
30AQI
30AQI
20th February 2025
29AQI
29AQI
21st February 2025
31AQI
31AQI
22nd February 2025
30AQI
30AQI
23rd February 2025
31AQI
31AQI
24th February 2025
32AQI
32AQI
25th February 2025
34AQI
34AQI
26th February 2025
35AQI
35AQI
27th February 2025
40AQI
40AQI
28th February 2025
47AQI
47AQI
1st March 2025
45AQI
45AQI
2nd March 2025
58AQI
58AQI
3rd March 2025
37AQI
37AQI
4th March 2025
39AQI
39AQI
5th March 2025
28AQI
28AQI
6th March 2025
32AQI
32AQI
7th March 2025
32AQI
32AQI
8th March 2025
32AQI
32AQI
9th March 2025
33AQI
33AQI
10th March 2025
36AQI
36AQI
11th March 2025
38AQI
38AQI
12th March 2025
40AQI
40AQI
13th March 2025
39AQI
39AQI
14th March 2025
33AQI
33AQI
15th March 2025
33AQI
33AQI
16th March 2025
22AQI
22AQI
17th March 2025
21AQI
21AQI
18th March 2025
23AQI
23AQI
19th March 2025
19AQI
19AQI
20th March 2025
23AQI
23AQI
21st March 2025
38AQI
38AQI
22nd March 2025
49AQI
49AQI
23rd March 2025
49AQI
49AQI
24th March 2025
43AQI
43AQI
25th March 2025
66AQI
66AQI
26th March 2025
71AQI
71AQI
27th March 2025
67AQI
67AQI
28th March 2025
46AQI
46AQI
29th March 2025
39AQI
39AQI
30th March 2025
36AQI
36AQI
31st March 2025
33AQI
33AQI
1st April 2025
27AQI
27AQI
2nd April 2025
25AQI
25AQI
3rd April 2025
20AQI
20AQI
4th April 2025
23AQI
23AQI
5th April 2025
24AQI
24AQI
6th April 2025
25AQI
25AQI
7th April 2025
31AQI
31AQI
8th April 2025
38AQI
38AQI
9th April 2025
30AQI
30AQI
10th April 2025
47AQI
47AQI
11th April 2025
46AQI
46AQI
12th April 2025
36AQI
36AQI
13th April 2025
29AQI
29AQI
14th April 2025
39AQI
39AQI
15th April 2025
28AQI
28AQI
16th April 2025
28AQI
28AQI
17th April 2025
44AQI
44AQI
18th April 2025
51AQI
51AQI
19th April 2025
62AQI
62AQI
20th April 2025
50AQI
50AQI
21st April 2025
46AQI
46AQI
22nd April 2025
47AQI
47AQI
23rd April 2025
30AQI
30AQI
24th April 2025
36AQI
36AQI
25th April 2025
41AQI
41AQI
26th April 2025
47AQI
47AQI
27th April 2025
50AQI
50AQI
28th April 2025
51AQI
51AQI
29th April 2025
35AQI
35AQI
30th April 2025
44AQI
44AQI
1st May 2025
34AQI
34AQI
2nd May 2025
28AQI
28AQI
3rd May 2025
33AQI
33AQI
4th May 2025
36AQI
36AQI
5th May 2025
34AQI
34AQI
6th May 2025
29AQI
29AQI
7th May 2025
26AQI
26AQI
8th May 2025
29AQI
29AQI
9th May 2025
30AQI
30AQI
10th May 2025
23AQI
23AQI
11th May 2025
32AQI
32AQI
12th May 2025
21AQI
21AQI
13th May 2025
37AQI
37AQI
14th May 2025
31AQI
31AQI
15th May 2025
38AQI
38AQI
16th May 2025
43AQI
43AQI
17th May 2025
28AQI
28AQI
18th May 2025
48AQI
48AQI
19th May 2025
39AQI
39AQI
20th May 2025
65AQI
65AQI
21st May 2025
50AQI
50AQI
22nd May 2025
50AQI
50AQI
23rd May 2025
44AQI
44AQI
24th May 2025
42AQI
42AQI
25th May 2025
28AQI
28AQI
26th May 2025
29AQI
29AQI
27th May 2025
28AQI
28AQI
28th May 2025
25AQI
25AQI
29th May 2025
28AQI
28AQI
30th May 2025
26AQI
26AQI
31st May 2025
18AQI
18AQI
1st June 2025
20AQI
20AQI
2nd June 2025
31AQI
31AQI
3rd June 2025
31AQI
31AQI
4th June 2025
28AQI
28AQI
5th June 2025
42AQI
42AQI
6th June 2025
46AQI
46AQI
7th June 2025
51AQI
51AQI
8th June 2025
63AQI
63AQI
9th June 2025
47AQI
47AQI
10th June 2025
35AQI
35AQI
11th June 2025
33AQI
33AQI
12th June 2025
45AQI
45AQI
13th June 2025
39AQI
39AQI
14th June 2025
36AQI
36AQI
15th June 2025
34AQI
34AQI
16th June 2025
33AQI
33AQI
17th June 2025
45AQI
45AQI
18th June 2025
39AQI
39AQI
19th June 2025
38AQI
38AQI
20th June 2025
33AQI
33AQI
21st June 2025
30AQI
30AQI
22nd June 2025
23AQI
23AQI
23rd June 2025
27AQI
27AQI
24th June 2025
25AQI
25AQI
25th June 2025
25AQI
25AQI
26th June 2025
25AQI
25AQI
27th June 2025
32AQI
32AQI
28th June 2025
32AQI
32AQI
29th June 2025
38AQI
38AQI
30th June 2025
44AQI
44AQI
1st July 2025
42AQI
42AQI
2nd July 2025
47AQI
47AQI
3rd July 2025
45AQI
45AQI
4th July 2025
42AQI
42AQI
5th July 2025
55AQI
55AQI
6th July 2025
70AQI
70AQI
7th July 2025
79AQI
79AQI
8th July 2025
78AQI
78AQI
9th July 2025
72AQI
72AQI
10th July 2025
54AQI
54AQI
11th July 2025
47AQI
47AQI
12th July 2025
47AQI
47AQI
13th July 2025
49AQI
49AQI
14th July 2025
42AQI
42AQI
15th July 2025
39AQI
39AQI
16th July 2025
37AQI
37AQI
17th July 2025
41AQI
41AQI
18th July 2025
38AQI
38AQI
19th July 2025
34AQI
34AQI
20th July 2025
32AQI
32AQI
21st July 2025
39AQI
39AQI
22nd July 2025
37AQI
37AQI
23rd July 2025
40AQI
40AQI
24th July 2025
41AQI
41AQI
25th July 2025
40AQI
40AQI
26th July 2025
39AQI
39AQI
27th July 2025
36AQI
36AQI
28th July 2025
37AQI
37AQI
29th July 2025
34AQI
34AQI
30th July 2025
35AQI
35AQI
31st July 2025
33AQI
33AQI
1st August 2025
34AQI
34AQI
2nd August 2025
40AQI
40AQI
3rd August 2025
42AQI
42AQI
4th August 2025
45AQI
45AQI
34AQI
33AQI
39AQI
38AQI
34AQI
36AQI
45AQI
40AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202537AQI
30
1
28
27
4
27
3
30
1
28
2
25
6
4
199
17
Highest AQI recorded in
July45AQI
Lowest AQI recorded in
February33AQI
202436AQI
28
3
25
4
25
6
26
4
26
5
27
3
14
17
31
26
4
30
1
30
30
1
318
48
Highest AQI recorded in
July51AQI
Lowest AQI recorded in
August26AQI
202337AQI
29
2
26
2
26
5
24
6
27
4
24
4
2
28
3
30
1
30
31
21
8
25
6
321
41
2
Highest AQI recorded in
June43AQI
Lowest AQI recorded in
August29AQI
202234AQI
31
21
29
2
26
4
30
1
26
4
18
3
1
28
29
2
28
2
31
298
18
Highest AQI recorded in
April39AQI
Lowest AQI recorded in
August29AQI
202130AQI
30
1
26
2
28
2
30
31
27
3
31
31
30
31
29
1
27
4
351
13
Highest AQI recorded in
June36AQI
Lowest AQI recorded in
April17AQI
202032AQI
8
3
20
1
18
26
4
31
25
6
19
30
1
15
5
6
2
198
22
Highest AQI recorded in
December41AQI
Lowest AQI recorded in
July26AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
37AQILeast Polluted Year Recorded
2021(Avg.)
30AQIHokota's annual 2025 AQI (37) shows an average percentage change of 10.9% (worsened AQI) compared to previous years: 2020 (32), 2021 (30), 2022 (34), 2023 (37), 2024 (36).
