Grand Portage, Minnesota, United States 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
Grand Portage, Minnesota, United States
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
1st Aug 2025
161AQILowest AQI recorded on
10th Aug 2025
35AQISame Day Analysis (10th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 35 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 10th Aug - 11th Aug 2025
Grand Portage, Minnesota, United States
AQI
Day
Night
.
5 AM10th Aug 2025
8 PM
4 AM11th Aug 2025
Day time
Avg. Highest Time
8PM10th Aug
38AQI
Avg. Lowest Time
12PM10th Aug
33AQI
Night time
Avg. Highest Time
2AM11th Aug
46AQI
Avg. Lowest Time
11PM10th Aug
36AQI
In the last 24 hours,
Grand Portage's AQI reached its highest point of 46 at 2 AM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Grand Portage, Minnesota, United States
JulAug
12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th
Day
Night
12th Jul 2025365 AMAQI
12th Jul 2025396 AMAQI
12th Jul 2025417 AMAQI
12th Jul 2025428 AMAQI
12th Jul 2025439 AMAQI
12th Jul 20254510 AMAQI
12th Jul 20254411 AMAQI
12th Jul 20254312 PMAQI
12th Jul 2025461 PMAQI
12th Jul 2025472 PMAQI
12th Jul 2025403 PMAQI
12th Jul 2025374 PMAQI
12th Jul 2025445 PMAQI
12th Jul 2025456 PMAQI
12th Jul 2025397 PMAQI
12th Jul 2025388 PMAQI
12th Jul 2025409 PMAQI
12th Jul 20253810 PMAQI
12th Jul 20254211 PMAQI
13th Jul 20254012 AMAQI
13th Jul 2025531 AMAQI
13th Jul 2025602 AMAQI
13th Jul 2025673 AMAQI
13th Jul 2025594 AMAQI
18°C14/22°C
13th Jul 2025515 AMAQI
13th Jul 2025496 AMAQI
13th Jul 2025537 AMAQI
13th Jul 2025568 AMAQI
13th Jul 2025569 AMAQI
13th Jul 20255610 AMAQI
13th Jul 20255611 AMAQI
13th Jul 20255612 PMAQI
13th Jul 2025591 PMAQI
13th Jul 2025582 PMAQI
13th Jul 2025593 PMAQI
13th Jul 2025614 PMAQI
13th Jul 2025605 PMAQI
13th Jul 2025606 PMAQI
13th Jul 2025597 PMAQI
13th Jul 2025578 PMAQI
13th Jul 2025589 PMAQI
13th Jul 20255910 PMAQI
13th Jul 20256711 PMAQI
14th Jul 20256712 AMAQI
14th Jul 2025641 AMAQI
14th Jul 2025662 AMAQI
14th Jul 2025753 AMAQI
14th Jul 2025874 AMAQI
19°C17/23°C
14th Jul 2025985 AMAQI
14th Jul 2025866 AMAQI
14th Jul 2025787 AMAQI
14th Jul 2025808 AMAQI
14th Jul 2025869 AMAQI
14th Jul 20258910 AMAQI
14th Jul 20258411 AMAQI
14th Jul 20258212 PMAQI
14th Jul 2025861 PMAQI
14th Jul 2025882 PMAQI
14th Jul 2025843 PMAQI
14th Jul 2025824 PMAQI
14th Jul 2025845 PMAQI
14th Jul 2025836 PMAQI
14th Jul 2025867 PMAQI
14th Jul 2025838 PMAQI
14th Jul 2025749 PMAQI
14th Jul 20258210 PMAQI
14th Jul 20258511 PMAQI
15th Jul 20258112 AMAQI
15th Jul 2025781 AMAQI
15th Jul 2025762 AMAQI
15th Jul 2025833 AMAQI
15th Jul 2025884 AMAQI
21°C16/26°C
15th Jul 2025885 AMAQI
15th Jul 2025916 AMAQI
15th Jul 2025887 AMAQI
15th Jul 2025888 AMAQI
15th Jul 2025909 AMAQI
15th Jul 20258710 AMAQI
15th Jul 20258811 AMAQI
15th Jul 20258612 PMAQI
15th Jul 2025881 PMAQI
15th Jul 2025842 PMAQI
15th Jul 2025843 PMAQI
15th Jul 2025864 PMAQI
15th Jul 2025855 PMAQI
15th Jul 2025856 PMAQI
15th Jul 2025827 PMAQI
15th Jul 2025818 PMAQI
15th Jul 2025739 PMAQI
15th Jul 20257210 PMAQI
15th Jul 20257211 PMAQI
16th Jul 20257012 AMAQI
16th Jul 2025631 AMAQI
16th Jul 2025502 AMAQI
16th Jul 2025523 AMAQI
16th Jul 2025504 AMAQI
16°C12/22°C
16th Jul 2025465 AMAQI
16th Jul 2025446 AMAQI
16th Jul 2025527 AMAQI
16th Jul 2025498 AMAQI
16th Jul 2025489 AMAQI
16th Jul 20254810 AMAQI
16th Jul 20254611 AMAQI
16th Jul 20254212 PMAQI
16th Jul 2025431 PMAQI
16th Jul 2025472 PMAQI
16th Jul 2025433 PMAQI
16th Jul 2025414 PMAQI
16th Jul 2025445 PMAQI
16th Jul 2025466 PMAQI
16th Jul 2025517 PMAQI
16th Jul 2025518 PMAQI
16th Jul 2025469 PMAQI
16th Jul 20254810 PMAQI
16th Jul 20254011 PMAQI
17th Jul 20253812 AMAQI
17th Jul 2025361 AMAQI
17th Jul 2025342 AMAQI
17th Jul 2025333 AMAQI
17th Jul 2025324 AMAQI
11°C10/11°C
17th Jul 2025325 AMAQI
17th Jul 2025316 AMAQI
17th Jul 2025307 AMAQI
17th Jul 2025318 AMAQI
17th Jul 2025319 AMAQI
17th Jul 20253510 AMAQI
17th Jul 20254811 AMAQI
17th Jul 20254812 PMAQI
17th Jul 2025481 PMAQI
17th Jul 2025482 PMAQI
17th Jul 2025443 PMAQI
17th Jul 2025474 PMAQI
17th Jul 2025455 PMAQI
17th Jul 2025466 PMAQI
17th Jul 2025307 PMAQI
17th Jul 2025358 PMAQI
17th Jul 2025489 PMAQI
17th Jul 20254210 PMAQI
17th Jul 20254011 PMAQI
18th Jul 20254412 AMAQI
18th Jul 2025491 AMAQI
18th Jul 2025532 AMAQI
18th Jul 2025513 AMAQI
18th Jul 2025524 AMAQI
16°C12/20°C
18th Jul 2025605 AMAQI
18th Jul 2025606 AMAQI
18th Jul 2025577 AMAQI
18th Jul 2025588 AMAQI
18th Jul 2025609 AMAQI
18th Jul 20256010 AMAQI
18th Jul 20255811 AMAQI
18th Jul 20255812 PMAQI
18th Jul 2025551 PMAQI
18th Jul 2025562 PMAQI
18th Jul 2025503 PMAQI
18th Jul 2025474 PMAQI
18th Jul 2025445 PMAQI
18th Jul 2025436 PMAQI
18th Jul 2025487 PMAQI
18th Jul 2025488 PMAQI
18th Jul 2025409 PMAQI
18th Jul 20254210 PMAQI
18th Jul 20254711 PMAQI
19th Jul 20254812 AMAQI
19th Jul 2025441 AMAQI
19th Jul 2025392 AMAQI
19th Jul 2025393 AMAQI
19th Jul 2025374 AMAQI
13°C10/17°C
19th Jul 2025365 AMAQI
19th Jul 2025386 AMAQI
19th Jul 2025387 AMAQI
19th Jul 2025388 AMAQI
19th Jul 2025399 AMAQI
19th Jul 20253710 AMAQI
19th Jul 20253711 AMAQI
19th Jul 20253612 PMAQI
19th Jul 2025381 PMAQI
19th Jul 2025372 PMAQI
19th Jul 2025383 PMAQI
19th Jul 2025404 PMAQI
19th Jul 2025405 PMAQI
19th Jul 2025416 PMAQI
19th Jul 2025427 PMAQI
19th Jul 2025428 PMAQI
19th Jul 2025469 PMAQI
19th Jul 20254210 PMAQI
19th Jul 20254211 PMAQI
20th Jul 20254712 AMAQI
20th Jul 2025551 AMAQI
20th Jul 2025542 AMAQI
20th Jul 2025603 AMAQI
20th Jul 2025544 AMAQI
15°C9/20°C
20th Jul 2025515 AMAQI
20th Jul 2025466 AMAQI
20th Jul 2025487 AMAQI
20th Jul 2025488 AMAQI
20th Jul 2025619 AMAQI
20th Jul 20255910 AMAQI
20th Jul 20255711 AMAQI
20th Jul 20256512 PMAQI
20th Jul 2025621 PMAQI
20th Jul 2025592 PMAQI
20th Jul 2025533 PMAQI
20th Jul 2025544 PMAQI
20th Jul 2025545 PMAQI
20th Jul 2025546 PMAQI
20th Jul 2025557 PMAQI
20th Jul 2025558 PMAQI
20th Jul 2025529 PMAQI
20th Jul 20255210 PMAQI
20th Jul 20255311 PMAQI
21st Jul 20255212 AMAQI
21st Jul 2025511 AMAQI
21st Jul 2025432 AMAQI
21st Jul 2025443 AMAQI
21st Jul 2025424 AMAQI
17°C15/21°C
21st Jul 2025445 AMAQI
21st Jul 2025476 AMAQI
21st Jul 2025487 AMAQI
21st Jul 2025528 AMAQI
21st Jul 2025519 AMAQI
21st Jul 20255210 AMAQI
21st Jul 20255211 AMAQI
21st Jul 20255312 PMAQI
21st Jul 2025541 PMAQI
21st Jul 2025542 PMAQI
21st Jul 2025543 PMAQI
21st Jul 2025544 PMAQI
21st Jul 2025545 PMAQI
21st Jul 2025546 PMAQI
21st Jul 2025497 PMAQI
21st Jul 2025528 PMAQI
21st Jul 2025519 PMAQI
21st Jul 20255010 PMAQI
21st Jul 20255211 PMAQI
22nd Jul 20255012 AMAQI
22nd Jul 2025461 AMAQI
22nd Jul 2025372 AMAQI
22nd Jul 2025373 AMAQI
22nd Jul 2025364 AMAQI
17°C14/19°C
22nd Jul 2025345 AMAQI
22nd Jul 2025366 AMAQI
22nd Jul 2025387 AMAQI
22nd Jul 2025398 AMAQI
22nd Jul 2025439 AMAQI
22nd Jul 20254210 AMAQI
22nd Jul 20254011 AMAQI
22nd Jul 20254012 PMAQI
22nd Jul 2025421 PMAQI
22nd Jul 2025442 PMAQI
22nd Jul 2025463 PMAQI
22nd Jul 2025474 PMAQI
22nd Jul 2025465 PMAQI
22nd Jul 2025496 PMAQI
22nd Jul 2025467 PMAQI
22nd Jul 2025488 PMAQI
22nd Jul 2025509 PMAQI
22nd Jul 20255110 PMAQI
22nd Jul 20255011 PMAQI
23rd Jul 20255212 AMAQI
23rd Jul 2025521 AMAQI
23rd Jul 2025542 AMAQI
23rd Jul 2025563 AMAQI
23rd Jul 2025514 AMAQI
17°C13/19°C
23rd Jul 2025465 AMAQI
23rd Jul 2025426 AMAQI
23rd Jul 2025467 AMAQI
23rd Jul 2025438 AMAQI
23rd Jul 2025419 AMAQI
23rd Jul 20254110 AMAQI
23rd Jul 20254011 AMAQI
23rd Jul 20254212 PMAQI
23rd Jul 2025411 PMAQI
23rd Jul 2025422 PMAQI
23rd Jul 2025393 PMAQI
23rd Jul 2025404 PMAQI
23rd Jul 2025385 PMAQI
23rd Jul 2025396 PMAQI
23rd Jul 2025427 PMAQI
23rd Jul 2025448 PMAQI
23rd Jul 2025409 PMAQI
23rd Jul 20253910 PMAQI
23rd Jul 20254011 PMAQI
24th Jul 20253912 AMAQI
24th Jul 2025391 AMAQI
24th Jul 2025332 AMAQI
24th Jul 2025363 AMAQI
24th Jul 2025394 AMAQI
19°C17/21°C
24th Jul 2025475 AMAQI
24th Jul 2025506 AMAQI
24th Jul 2025507 AMAQI
24th Jul 2025448 AMAQI
24th Jul 2025439 AMAQI
24th Jul 20254610 AMAQI
24th Jul 20254511 AMAQI
24th Jul 20254612 PMAQI
24th Jul 2025431 PMAQI
24th Jul 2025432 PMAQI
24th Jul 2025463 PMAQI
24th Jul 2025434 PMAQI
24th Jul 2025515 PMAQI
24th Jul 2025516 PMAQI
24th Jul 2025447 PMAQI
24th Jul 2025448 PMAQI
24th Jul 2025469 PMAQI
24th Jul 20254410 PMAQI
24th Jul 20254611 PMAQI
25th Jul 20255012 AMAQI
25th Jul 2025441 AMAQI
25th Jul 2025282 AMAQI
25th Jul 2025443 AMAQI
25th Jul 2025484 AMAQI
21°C17/25°C
25th Jul 2025485 AMAQI
25th Jul 2025516 AMAQI
25th Jul 2025527 AMAQI
25th Jul 2025528 AMAQI
25th Jul 2025529 AMAQI
25th Jul 20255310 AMAQI
25th Jul 20255211 AMAQI
25th Jul 20255312 PMAQI
25th Jul 2025561 PMAQI
25th Jul 2025522 PMAQI
25th Jul 2025543 PMAQI
25th Jul 2025564 PMAQI
25th Jul 2025525 PMAQI
25th Jul 2025546 PMAQI
25th Jul 2025537 PMAQI
25th Jul 2025528 PMAQI
25th Jul 2025539 PMAQI
25th Jul 20255510 PMAQI
25th Jul 20255511 PMAQI
26th Jul 20255612 AMAQI
26th Jul 2025601 AMAQI
26th Jul 2025642 AMAQI
26th Jul 2025643 AMAQI
26th Jul 2025604 AMAQI
19°C16/22°C
26th Jul 2025605 AMAQI
26th Jul 2025626 AMAQI
26th Jul 2025597 AMAQI
26th Jul 2025628 AMAQI
26th Jul 2025649 AMAQI
26th Jul 20256410 AMAQI
26th Jul 20256411 AMAQI
26th Jul 20256512 PMAQI
26th Jul 2025621 PMAQI
26th Jul 2025612 PMAQI
26th Jul 2025603 PMAQI
26th Jul 2025644 PMAQI
26th Jul 2025625 PMAQI
26th Jul 2025596 PMAQI
26th Jul 2025567 PMAQI
26th Jul 2025568 PMAQI
26th Jul 2025529 PMAQI
26th Jul 20255210 PMAQI
26th Jul 20255411 PMAQI
27th Jul 20255312 AMAQI
27th Jul 2025491 AMAQI
27th Jul 2025362 AMAQI
27th Jul 2025353 AMAQI
27th Jul 2025354 AMAQI
20°C16/24°C
27th Jul 2025345 AMAQI
27th Jul 2025376 AMAQI
27th Jul 2025387 AMAQI
27th Jul 2025408 AMAQI
27th Jul 2025389 AMAQI
27th Jul 20253610 AMAQI
27th Jul 20253811 AMAQI
27th Jul 20253612 PMAQI
27th Jul 2025331 PMAQI
27th Jul 2025332 PMAQI
27th Jul 2025373 PMAQI
27th Jul 2025384 PMAQI
27th Jul 2025385 PMAQI
27th Jul 2025376 PMAQI
27th Jul 2025387 PMAQI
27th Jul 2025388 PMAQI
27th Jul 2025379 PMAQI
27th Jul 20253810 PMAQI
27th Jul 20253811 PMAQI
28th Jul 20253712 AMAQI
28th Jul 2025351 AMAQI
28th Jul 2025282 AMAQI
28th Jul 2025253 AMAQI
28th Jul 2025254 AMAQI
21°C18/24°C
28th Jul 2025265 AMAQI
28th Jul 2025306 AMAQI
28th Jul 2025397 AMAQI
28th Jul 2025488 AMAQI
28th Jul 2025529 AMAQI
28th Jul 20255210 AMAQI
28th Jul 20254811 AMAQI
28th Jul 20254612 PMAQI
28th Jul 2025441 PMAQI
28th Jul 2025452 PMAQI
28th Jul 2025443 PMAQI
28th Jul 2025444 PMAQI
28th Jul 2025445 PMAQI
28th Jul 2025476 PMAQI
28th Jul 2025437 PMAQI
28th Jul 2025428 PMAQI
28th Jul 2025449 PMAQI
28th Jul 20254610 PMAQI
28th Jul 20254711 PMAQI
29th Jul 20254812 AMAQI
29th Jul 2025501 AMAQI
29th Jul 2025542 AMAQI
29th Jul 2025563 AMAQI
29th Jul 2025524 AMAQI
21°C17/26°C
29th Jul 2025545 AMAQI
29th Jul 2025586 AMAQI
29th Jul 2025577 AMAQI
29th Jul 2025588 AMAQI
29th Jul 2025619 AMAQI
29th Jul 20256610 AMAQI
29th Jul 20256411 AMAQI
29th Jul 20256712 PMAQI
29th Jul 2025661 PMAQI
29th Jul 2025712 PMAQI
29th Jul 2025643 PMAQI
29th Jul 2025664 PMAQI
29th Jul 2025635 PMAQI
29th Jul 2025676 PMAQI
29th Jul 2025567 PMAQI
29th Jul 2025568 PMAQI
29th Jul 2025579 PMAQI
29th Jul 20255810 PMAQI
29th Jul 20256011 PMAQI
30th Jul 20255912 AMAQI
30th Jul 2025751 AMAQI
30th Jul 2025682 AMAQI
30th Jul 2025663 AMAQI
30th Jul 2025714 AMAQI
20°C17/24°C
30th Jul 2025655 AMAQI
30th Jul 2025706 AMAQI
30th Jul 2025687 AMAQI
30th Jul 2025688 AMAQI
30th Jul 2025699 AMAQI
30th Jul 20256810 AMAQI
30th Jul 20257011 AMAQI
30th Jul 20257112 PMAQI
30th Jul 2025751 PMAQI
30th Jul 2025852 PMAQI
30th Jul 2025863 PMAQI
30th Jul 2025864 PMAQI
30th Jul 2025865 PMAQI
30th Jul 2025866 PMAQI
30th Jul 2025867 PMAQI
30th Jul 2025868 PMAQI
30th Jul 2025749 PMAQI
30th Jul 20257110 PMAQI
30th Jul 20257811 PMAQI
31st Jul 20257812 AMAQI
31st Jul 2025841 AMAQI
31st Jul 20251132 AMAQI
31st Jul 20251293 AMAQI
31st Jul 20251344 AMAQI
17°C15/21°C
31st Jul 20251495 AMAQI
31st Jul 20251596 AMAQI
31st Jul 20251607 AMAQI
31st Jul 20251628 AMAQI
31st Jul 20251619 AMAQI
31st Jul 202516410 AMAQI
31st Jul 202515811 AMAQI
31st Jul 202516012 PMAQI
31st Jul 20251631 PMAQI
31st Jul 20251602 PMAQI
31st Jul 20251483 PMAQI
31st Jul 20251584 PMAQI
31st Jul 20251535 PMAQI
31st Jul 20251626 PMAQI
31st Jul 20251627 PMAQI
31st Jul 20251648 PMAQI
31st Jul 20251589 PMAQI
31st Jul 202516010 PMAQI
31st Jul 202516111 PMAQI
1st Aug 202516212 AMAQI
1st Aug 20251611 AMAQI
1st Aug 20251632 AMAQI
1st Aug 20251643 AMAQI
1st Aug 20251614 AMAQI
16°C12/20°C
1st Aug 20251605 AMAQI
1st Aug 20251646 AMAQI
1st Aug 20251627 AMAQI
1st Aug 20251628 AMAQI
1st Aug 20251659 AMAQI
1st Aug 202515910 AMAQI
1st Aug 202516211 AMAQI
1st Aug 202516312 PMAQI
1st Aug 20251611 PMAQI
1st Aug 20251662 PMAQI
1st Aug 20251633 PMAQI
1st Aug 20251604 PMAQI
1st Aug 20251685 PMAQI
1st Aug 20251606 PMAQI
1st Aug 20251597 PMAQI
1st Aug 20251598 PMAQI
1st Aug 20251549 PMAQI
1st Aug 202516010 PMAQI
1st Aug 202515811 PMAQI
2nd Aug 202515912 AMAQI
2nd Aug 20251591 AMAQI
2nd Aug 20251592 AMAQI
2nd Aug 20251583 AMAQI
2nd Aug 20251564 AMAQI
20°C15/25°C
2nd Aug 20251595 AMAQI
2nd Aug 20251586 AMAQI
2nd Aug 20251587 AMAQI
2nd Aug 20251578 AMAQI
2nd Aug 20251539 AMAQI
2nd Aug 202515210 AMAQI
2nd Aug 202515211 AMAQI
2nd Aug 202514812 PMAQI
2nd Aug 20251421 PMAQI
2nd Aug 20251492 PMAQI
2nd Aug 20251483 PMAQI
2nd Aug 20251324 PMAQI
2nd Aug 20251475 PMAQI
2nd Aug 20251236 PMAQI
2nd Aug 20251487 PMAQI
2nd Aug 20251328 PMAQI
2nd Aug 20251129 PMAQI
2nd Aug 202511410 PMAQI
2nd Aug 202511211 PMAQI
3rd Aug 202511512 AMAQI
3rd Aug 20251181 AMAQI
3rd Aug 20251202 AMAQI
3rd Aug 20251243 AMAQI
3rd Aug 20251184 AMAQI
20°C18/24°C
3rd Aug 20251085 AMAQI
3rd Aug 2025986 AMAQI
3rd Aug 20251107 AMAQI
3rd Aug 20251008 AMAQI
3rd Aug 20251059 AMAQI
3rd Aug 202510810 AMAQI
3rd Aug 202510611 AMAQI
3rd Aug 20259412 PMAQI
3rd Aug 2025921 PMAQI
3rd Aug 2025932 PMAQI
3rd Aug 2025943 PMAQI
3rd Aug 2025924 PMAQI
3rd Aug 2025965 PMAQI
3rd Aug 2025886 PMAQI
3rd Aug 20251007 PMAQI
3rd Aug 2025968 PMAQI
3rd Aug 2025879 PMAQI
3rd Aug 20258010 PMAQI
3rd Aug 20258311 PMAQI
4th Aug 20257912 AMAQI
4th Aug 2025781 AMAQI
4th Aug 2025742 AMAQI
4th Aug 2025803 AMAQI
4th Aug 2025784 AMAQI
20°C17/22°C
4th Aug 2025795 AMAQI
4th Aug 2025766 AMAQI
4th Aug 2025787 AMAQI
4th Aug 2025748 AMAQI
4th Aug 2025739 AMAQI
4th Aug 20257810 AMAQI
4th Aug 20257911 AMAQI
4th Aug 20258412 PMAQI
4th Aug 2025821 PMAQI
4th Aug 2025792 PMAQI
4th Aug 2025843 PMAQI
4th Aug 2025874 PMAQI
4th Aug 2025905 PMAQI
4th Aug 2025866 PMAQI
4th Aug 2025787 PMAQI
4th Aug 2025758 PMAQI
4th Aug 2025819 PMAQI
4th Aug 20258610 PMAQI
4th Aug 20258711 PMAQI
5th Aug 20258412 AMAQI
5th Aug 2025831 AMAQI
5th Aug 2025862 AMAQI
5th Aug 2025853 AMAQI
5th Aug 2025834 AMAQI
19°C16/21°C
5th Aug 2025865 AMAQI
5th Aug 2025846 AMAQI
5th Aug 2025847 AMAQI
5th Aug 2025848 AMAQI
5th Aug 2025859 AMAQI
5th Aug 20258210 AMAQI
5th Aug 20257811 AMAQI
5th Aug 20257612 PMAQI
5th Aug 2025771 PMAQI
5th Aug 2025782 PMAQI
5th Aug 2025773 PMAQI
5th Aug 2025774 PMAQI
5th Aug 2025825 PMAQI
5th Aug 2025786 PMAQI
5th Aug 2025867 PMAQI
5th Aug 2025808 PMAQI
5th Aug 2025759 PMAQI
5th Aug 20256910 PMAQI
5th Aug 20256611 PMAQI
6th Aug 20256612 AMAQI
6th Aug 2025641 AMAQI
6th Aug 2025672 AMAQI
6th Aug 2025593 AMAQI
6th Aug 2025614 AMAQI
17°C13/21°C
6th Aug 2025645 AMAQI
6th Aug 2025666 AMAQI
6th Aug 2025607 AMAQI
6th Aug 2025628 AMAQI
6th Aug 2025639 AMAQI
6th Aug 20256710 AMAQI
6th Aug 20257511 AMAQI
6th Aug 20257512 PMAQI
6th Aug 2025811 PMAQI
6th Aug 2025772 PMAQI
6th Aug 2025683 PMAQI
6th Aug 2025684 PMAQI
6th Aug 2025615 PMAQI
6th Aug 2025576 PMAQI
6th Aug 2025677 PMAQI
6th Aug 2025678 PMAQI
6th Aug 2025639 PMAQI
6th Aug 20256210 PMAQI
6th Aug 20256511 PMAQI
7th Aug 20256212 AMAQI
7th Aug 2025651 AMAQI
7th Aug 2025692 AMAQI
7th Aug 2025703 AMAQI
7th Aug 2025724 AMAQI
16°C14/18°C
7th Aug 2025745 AMAQI
7th Aug 2025766 AMAQI
7th Aug 2025737 AMAQI
7th Aug 2025718 AMAQI
7th Aug 2025689 AMAQI
7th Aug 20257410 AMAQI
7th Aug 20257111 AMAQI
7th Aug 20256912 PMAQI
7th Aug 2025651 PMAQI
7th Aug 2025642 PMAQI
7th Aug 2025673 PMAQI
7th Aug 2025644 PMAQI
7th Aug 2025645 PMAQI
7th Aug 2025626 PMAQI
7th Aug 2025647 PMAQI
7th Aug 2025648 PMAQI
7th Aug 2025629 PMAQI
7th Aug 20256210 PMAQI
7th Aug 20256211 PMAQI
8th Aug 20256112 AMAQI
8th Aug 2025581 AMAQI
8th Aug 2025542 AMAQI
8th Aug 2025523 AMAQI
8th Aug 2025494 AMAQI
20°C16/23°C
8th Aug 2025485 AMAQI
8th Aug 2025476 AMAQI
8th Aug 2025507 AMAQI
8th Aug 2025518 AMAQI
8th Aug 2025499 AMAQI
8th Aug 20255110 AMAQI
8th Aug 20255211 AMAQI
8th Aug 20255012 PMAQI
8th Aug 2025481 PMAQI
8th Aug 2025502 PMAQI
8th Aug 2025523 PMAQI
8th Aug 2025534 PMAQI
8th Aug 2025525 PMAQI
8th Aug 2025546 PMAQI
8th Aug 2025537 PMAQI
8th Aug 2025548 PMAQI
8th Aug 2025539 PMAQI
8th Aug 20255310 PMAQI
8th Aug 20255411 PMAQI
9th Aug 20255312 AMAQI
9th Aug 2025541 AMAQI
9th Aug 2025502 AMAQI
9th Aug 2025513 AMAQI
9th Aug 2025514 AMAQI
21°C19/23°C
9th Aug 2025515 AMAQI
9th Aug 2025526 AMAQI
9th Aug 2025527 AMAQI
9th Aug 2025538 AMAQI
9th Aug 2025469 AMAQI
9th Aug 20253810 AMAQI
9th Aug 20253811 AMAQI
9th Aug 20253612 PMAQI
9th Aug 2025361 PMAQI
9th Aug 2025392 PMAQI
9th Aug 2025433 PMAQI
9th Aug 2025454 PMAQI
9th Aug 2025425 PMAQI
9th Aug 2025456 PMAQI
9th Aug 2025497 PMAQI
9th Aug 2025508 PMAQI
9th Aug 2025459 PMAQI
9th Aug 20254510 PMAQI
9th Aug 20254311 PMAQI
10th Aug 20254212 AMAQI
10th Aug 2025381 AMAQI
10th Aug 2025312 AMAQI
10th Aug 2025343 AMAQI
10th Aug 2025344 AMAQI
18°C16/20°C
10th Aug 2025335 AMAQI
10th Aug 2025346 AMAQI
10th Aug 2025357 AMAQI
10th Aug 2025368 AMAQI
10th Aug 2025339 AMAQI
10th Aug 20253310 AMAQI
10th Aug 20253311 AMAQI
10th Aug 20253312 PMAQI
10th Aug 2025351 PMAQI
10th Aug 2025352 PMAQI
10th Aug 2025343 PMAQI
10th Aug 2025344 PMAQI
10th Aug 2025345 PMAQI
10th Aug 2025346 PMAQI
10th Aug 2025367 PMAQI
10th Aug 2025388 PMAQI
10th Aug 2025379 PMAQI
10th Aug 20253810 PMAQI
10th Aug 20253611 PMAQI
11th Aug 20253712 AMAQI
11th Aug 2025421 AMAQI
11th Aug 2025462 AMAQI
20°C16/24°C
5 AM
12 PM
8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 PM
67AQI
16 hours / Day
480 hours / Month
Avg. Lowest Time
5 AM - 8 PM
67AQI
16 hours / Day
480 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 PM (Avg. 67), while the lowest AQI was between 5 AM to 8 PM (Avg. 67).
Night time
Avg. Highest Time
12 AM - 11 PM
64AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 11 PM
64AQI
8 hours / Day
240 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 64), while the lowest AQI was between 12 AM to 11 PM (Avg. 64).
2025 Days Vs Air Quality
Grand Portage, Minnesota, United States
2025
84%
115
13%
18
2%
3
0.7%
1
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Good
115 DaysModerate
18 DaysPoor
3 DaysUnhealthy
1 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 84%
Health Risk Level:
Low
In 2025, 84% of 223 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
Grand Portage, Minnesota, United States
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 March 2025
17AQI
17AQI
2nd March 2025
18AQI
18AQI
3rd March 2025
15AQI
15AQI
4th March 2025
16AQI
16AQI
5th March 2025
16AQI
16AQI
1st April 2025
15AQI
15AQI
2nd April 2025
17AQI
17AQI
3rd April 2025
16AQI
16AQI
4th April 2025
17AQI
17AQI
5th April 2025
16AQI
16AQI
6th April 2025
16AQI
16AQI
7th April 2025
15AQI
15AQI
8th April 2025
14AQI
14AQI
9th April 2025
18AQI
18AQI
10th April 2025
21AQI
21AQI
11th April 2025
26AQI
26AQI
12th April 2025
30AQI
30AQI
13th April 2025
35AQI
35AQI
14th April 2025
27AQI
27AQI
15th April 2025
14AQI
14AQI
16th April 2025
13AQI
13AQI
17th April 2025
18AQI
18AQI
18th April 2025
21AQI
21AQI
19th April 2025
17AQI
17AQI
20th April 2025
14AQI
14AQI
21st April 2025
13AQI
13AQI
22nd April 2025
13AQI
13AQI
23rd April 2025
15AQI
15AQI
24th April 2025
14AQI
14AQI
25th April 2025
16AQI
16AQI
26th April 2025
14AQI
14AQI
27th April 2025
15AQI
15AQI
28th April 2025
18AQI
18AQI
29th April 2025
13AQI
13AQI
30th April 2025
13AQI
13AQI
1st May 2025
16AQI
16AQI
2nd May 2025
16AQI
16AQI
3rd May 2025
14AQI
14AQI
4th May 2025
15AQI
15AQI
5th May 2025
16AQI
16AQI
6th May 2025
19AQI
19AQI
7th May 2025
16AQI
16AQI
8th May 2025
15AQI
15AQI
9th May 2025
23AQI
23AQI
10th May 2025
15AQI
15AQI
11th May 2025
15AQI
15AQI
12th May 2025
24AQI
24AQI
13th May 2025
30AQI
30AQI
14th May 2025
26AQI
26AQI
15th May 2025
22AQI
22AQI
16th May 2025
24AQI
24AQI
17th May 2025
15AQI
15AQI
18th May 2025
17AQI
17AQI
19th May 2025
13AQI
13AQI
20th May 2025
13AQI
13AQI
21st May 2025
18AQI
18AQI
22nd May 2025
12AQI
12AQI
23rd May 2025
11AQI
11AQI
24th May 2025
13AQI
13AQI
25th May 2025
15AQI
15AQI
26th May 2025
17AQI
17AQI
27th May 2025
19AQI
19AQI
28th May 2025
20AQI
20AQI
29th May 2025
32AQI
32AQI
30th May 2025
29AQI
29AQI
31st May 2025
29AQI
29AQI
1st June 2025
28AQI
28AQI
2nd June 2025
31AQI
31AQI
3rd June 2025
52AQI
52AQI
4th June 2025
50AQI
50AQI
5th June 2025
53AQI
53AQI
6th June 2025
48AQI
48AQI
7th June 2025
59AQI
59AQI
8th June 2025
49AQI
49AQI
9th June 2025
58AQI
58AQI
10th June 2025
50AQI
50AQI
11th June 2025
64AQI
64AQI
12th June 2025
40AQI
40AQI
13th June 2025
26AQI
26AQI
14th June 2025
23AQI
23AQI
15th June 2025
26AQI
26AQI
16th June 2025
30AQI
30AQI
17th June 2025
26AQI
26AQI
18th June 2025
40AQI
40AQI
19th June 2025
31AQI
31AQI
20th June 2025
29AQI
29AQI
21st June 2025
34AQI
34AQI
22nd June 2025
34AQI
34AQI
23rd June 2025
38AQI
38AQI
24th June 2025
36AQI
36AQI
25th June 2025
36AQI
36AQI
26th June 2025
32AQI
32AQI
27th June 2025
26AQI
26AQI
28th June 2025
30AQI
30AQI
29th June 2025
24AQI
24AQI
30th June 2025
22AQI
22AQI
1st July 2025
29AQI
29AQI
2nd July 2025
35AQI
35AQI
3rd July 2025
35AQI
35AQI
4th July 2025
37AQI
37AQI
5th July 2025
42AQI
42AQI
6th July 2025
37AQI
37AQI
7th July 2025
26AQI
26AQI
8th July 2025
28AQI
28AQI
9th July 2025
30AQI
30AQI
10th July 2025
29AQI
29AQI
11th July 2025
31AQI
31AQI
12th July 2025
39AQI
39AQI
13th July 2025
57AQI
57AQI
14th July 2025
81AQI
81AQI
15th July 2025
83AQI
83AQI
16th July 2025
49AQI
49AQI
17th July 2025
39AQI
39AQI
18th July 2025
51AQI
51AQI
19th July 2025
40AQI
40AQI
20th July 2025
55AQI
55AQI
21st July 2025
50AQI
50AQI
22nd July 2025
43AQI
43AQI
23rd July 2025
44AQI
44AQI
24th July 2025
44AQI
44AQI
25th July 2025
50AQI
50AQI
26th July 2025
60AQI
60AQI
27th July 2025
38AQI
38AQI
28th July 2025
40AQI
40AQI
29th July 2025
59AQI
59AQI
30th July 2025
74AQI
74AQI
31st July 2025
147AQI
147AQI
1st August 2025
161AQI
161AQI
2nd August 2025
144AQI
144AQI
3rd August 2025
101AQI
101AQI
4th August 2025
80AQI
80AQI
5th August 2025
80AQI
80AQI
6th August 2025
66AQI
66AQI
7th August 2025
67AQI
67AQI
8th August 2025
52AQI
52AQI
9th August 2025
47AQI
47AQI
10th August 2025
35AQI
35AQI
16AQI
17AQI
19AQI
38AQI
48AQI
83AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202534AQI
5
30
31
25
5
22
8
1
2
5
2
1
115
18
3
1
Highest AQI recorded in
August83AQI
Lowest AQI recorded in
March16AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
34AQILeast Polluted Year Recorded
2025(Avg.)
34AQIGrand Portage's annual 2025 AQI (34) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
