Ritzville, Washington, 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
Ritzville, Washington, United States
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
5th Aug 2026
73AQILowest AQI recorded on
16th Aug 2025
14AQISame Day Analysis (10th August):
On this day, AQI across the 2 years varied significantly: 2026 ranks 1st highest AQI at 65 of Moderate air quality on the same day.
Day & Night AQI Trend: 10th Aug - 11th Aug 2026
Ritzville, Washington, United States
AQI
Day
Night
.
5 AM10th Aug 2026
8 PM
4 AM11th Aug 2026
Day time
Avg. Highest Time
5AM10th Aug
81AQI
Avg. Lowest Time
6PM10th Aug
42AQI
Night time
Avg. Highest Time
3AM11th Aug
82AQI
Avg. Lowest Time
12AM11th Aug
56AQI
In the last 24 hours,
Ritzville's AQI reached its highest point of 82 at 3 AM during the Night, while the lowest point, 42, was recorded at 6 PM during the Day between 10th Aug and 11th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Ritzville, Washington, United States
JulAug
13th - 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
13th Jul 2026315 AMAQI
13th Jul 2026346 AMAQI
13th Jul 2026347 AMAQI
13th Jul 2026368 AMAQI
13th Jul 2026359 AMAQI
13th Jul 20263710 AMAQI
13th Jul 20263211 AMAQI
13th Jul 20262812 PMAQI
13th Jul 2026321 PMAQI
13th Jul 2026302 PMAQI
13th Jul 2026343 PMAQI
13th Jul 2026304 PMAQI
13th Jul 2026345 PMAQI
13th Jul 2026326 PMAQI
13th Jul 2026277 PMAQI
13th Jul 2026268 PMAQI
13th Jul 2026239 PMAQI
13th Jul 20262210 PMAQI
13th Jul 20262211 PMAQI
14th Jul 20262612 AMAQI
14th Jul 2026321 AMAQI
14th Jul 2026322 AMAQI
14th Jul 2026323 AMAQI
14th Jul 2026324 AMAQI
24°C12/33°C
14th Jul 2026345 AMAQI
14th Jul 2026326 AMAQI
14th Jul 2026397 AMAQI
14th Jul 2026368 AMAQI
14th Jul 2026389 AMAQI
14th Jul 20263610 AMAQI
14th Jul 20263211 AMAQI
14th Jul 20262612 PMAQI
14th Jul 2026361 PMAQI
14th Jul 2026262 PMAQI
14th Jul 2026323 PMAQI
14th Jul 2026334 PMAQI
14th Jul 2026325 PMAQI
14th Jul 2026346 PMAQI
14th Jul 2026287 PMAQI
14th Jul 2026268 PMAQI
14th Jul 2026229 PMAQI
14th Jul 20262210 PMAQI
14th Jul 20262111 PMAQI
15th Jul 20262212 AMAQI
15th Jul 2026261 AMAQI
15th Jul 2026292 AMAQI
15th Jul 2026243 AMAQI
15th Jul 2026244 AMAQI
26°C18/32°C
15th Jul 2026265 AMAQI
15th Jul 2026296 AMAQI
15th Jul 2026287 AMAQI
15th Jul 2026268 AMAQI
15th Jul 2026289 AMAQI
15th Jul 20263210 AMAQI
15th Jul 20263011 AMAQI
15th Jul 20263012 PMAQI
15th Jul 2026311 PMAQI
15th Jul 2026302 PMAQI
15th Jul 2026283 PMAQI
15th Jul 2026314 PMAQI
15th Jul 2026325 PMAQI
15th Jul 2026326 PMAQI
15th Jul 2026307 PMAQI
15th Jul 2026308 PMAQI
15th Jul 2026289 PMAQI
15th Jul 20262610 PMAQI
15th Jul 20262511 PMAQI
16th Jul 20262612 AMAQI
16th Jul 2026281 AMAQI
16th Jul 2026302 AMAQI
16th Jul 2026293 AMAQI
16th Jul 2026294 AMAQI
28°C18/36°C
16th Jul 2026325 AMAQI
16th Jul 2026306 AMAQI
16th Jul 2026307 AMAQI
16th Jul 2026318 AMAQI
16th Jul 2026309 AMAQI
16th Jul 20262810 AMAQI
16th Jul 20263011 AMAQI
16th Jul 20263212 PMAQI
16th Jul 2026301 PMAQI
16th Jul 2026332 PMAQI
16th Jul 2026323 PMAQI
16th Jul 2026264 PMAQI
16th Jul 2026285 PMAQI
16th Jul 2026326 PMAQI
16th Jul 2026287 PMAQI
16th Jul 2026298 PMAQI
16th Jul 2026269 PMAQI
16th Jul 20262710 PMAQI
16th Jul 20262611 PMAQI
17th Jul 20262212 AMAQI
17th Jul 2026201 AMAQI
17th Jul 2026482 AMAQI
17th Jul 2026603 AMAQI
17th Jul 2026674 AMAQI
30°C23/38°C
17th Jul 2026675 AMAQI
17th Jul 2026726 AMAQI
17th Jul 2026747 AMAQI
17th Jul 2026768 AMAQI
17th Jul 2026749 AMAQI
17th Jul 20268110 AMAQI
17th Jul 20266811 AMAQI
17th Jul 20265812 PMAQI
17th Jul 2026511 PMAQI
17th Jul 2026402 PMAQI
17th Jul 2026643 PMAQI
17th Jul 2026714 PMAQI
17th Jul 2026505 PMAQI
17th Jul 2026516 PMAQI
17th Jul 2026527 PMAQI
17th Jul 2026508 PMAQI
17th Jul 2026429 PMAQI
17th Jul 20264610 PMAQI
17th Jul 20264411 PMAQI
18th Jul 20264612 AMAQI
18th Jul 2026501 AMAQI
18th Jul 2026482 AMAQI
18th Jul 2026623 AMAQI
18th Jul 2026654 AMAQI
25°C17/32°C
18th Jul 2026685 AMAQI
18th Jul 2026676 AMAQI
18th Jul 2026687 AMAQI
18th Jul 2026628 AMAQI
18th Jul 2026539 AMAQI
18th Jul 20264410 AMAQI
18th Jul 20264211 AMAQI
18th Jul 20265112 PMAQI
18th Jul 2026401 PMAQI
18th Jul 2026442 PMAQI
18th Jul 2026493 PMAQI
18th Jul 2026584 PMAQI
18th Jul 2026525 PMAQI
18th Jul 2026516 PMAQI
18th Jul 2026537 PMAQI
18th Jul 2026518 PMAQI
18th Jul 2026369 PMAQI
18th Jul 20264610 PMAQI
18th Jul 20263411 PMAQI
19th Jul 20265112 AMAQI
19th Jul 2026421 AMAQI
19th Jul 2026292 AMAQI
19th Jul 2026313 AMAQI
19th Jul 2026344 AMAQI
23°C15/30°C
19th Jul 2026385 AMAQI
19th Jul 2026296 AMAQI
19th Jul 2026557 AMAQI
19th Jul 2026278 AMAQI
19th Jul 2026449 AMAQI
19th Jul 20263910 AMAQI
19th Jul 20263811 AMAQI
19th Jul 20264612 PMAQI
19th Jul 2026761 PMAQI
19th Jul 2026742 PMAQI
19th Jul 2026763 PMAQI
19th Jul 2026584 PMAQI
19th Jul 2026425 PMAQI
19th Jul 2026766 PMAQI
19th Jul 2026717 PMAQI
19th Jul 2026708 PMAQI
19th Jul 2026659 PMAQI
19th Jul 20266210 PMAQI
19th Jul 20266811 PMAQI
20th Jul 20266912 AMAQI
20th Jul 2026671 AMAQI
20th Jul 2026562 AMAQI
20th Jul 2026623 AMAQI
20th Jul 2026644 AMAQI
23°C14/31°C
20th Jul 2026675 AMAQI
20th Jul 2026806 AMAQI
20th Jul 2026787 AMAQI
20th Jul 2026828 AMAQI
20th Jul 2026769 AMAQI
20th Jul 20268010 AMAQI
20th Jul 20265811 AMAQI
20th Jul 20266212 PMAQI
20th Jul 2026601 PMAQI
20th Jul 2026632 PMAQI
20th Jul 2026653 PMAQI
20th Jul 2026664 PMAQI
20th Jul 2026675 PMAQI
20th Jul 2026766 PMAQI
20th Jul 2026767 PMAQI
20th Jul 2026649 PMAQI
20th Jul 20267010 PMAQI
20th Jul 20266611 PMAQI
21st Jul 20266312 AMAQI
21st Jul 2026651 AMAQI
21st Jul 2026682 AMAQI
21st Jul 2026703 AMAQI
21st Jul 2026644 AMAQI
25°C16/34°C
21st Jul 2026705 AMAQI
21st Jul 2026716 AMAQI
21st Jul 2026697 AMAQI
21st Jul 2026768 AMAQI
21st Jul 2026739 AMAQI
21st Jul 20268010 AMAQI
21st Jul 20266611 AMAQI
21st Jul 20268312 PMAQI
21st Jul 2026761 PMAQI
21st Jul 2026822 PMAQI
21st Jul 2026713 PMAQI
21st Jul 2026744 PMAQI
21st Jul 2026785 PMAQI
21st Jul 2026696 PMAQI
21st Jul 2026687 PMAQI
21st Jul 2026718 PMAQI
21st Jul 2026609 PMAQI
21st Jul 20266410 PMAQI
21st Jul 20265811 PMAQI
22nd Jul 20265512 AMAQI
22nd Jul 2026711 AMAQI
22nd Jul 2026762 AMAQI
22nd Jul 2026733 AMAQI
22nd Jul 2026834 AMAQI
27°C18/36°C
22nd Jul 2026715 AMAQI
22nd Jul 2026786 AMAQI
22nd Jul 2026887 AMAQI
22nd Jul 2026768 AMAQI
22nd Jul 2026769 AMAQI
22nd Jul 20267610 AMAQI
22nd Jul 20267111 AMAQI
22nd Jul 20267112 PMAQI
22nd Jul 2026791 PMAQI
22nd Jul 2026782 PMAQI
22nd Jul 2026723 PMAQI
22nd Jul 2026824 PMAQI
22nd Jul 2026705 PMAQI
22nd Jul 2026806 PMAQI
22nd Jul 2026697 PMAQI
22nd Jul 2026658 PMAQI
22nd Jul 2026669 PMAQI
22nd Jul 20267010 PMAQI
22nd Jul 20266611 PMAQI
23rd Jul 20266712 AMAQI
23rd Jul 2026621 AMAQI
23rd Jul 2026702 AMAQI
23rd Jul 2026693 AMAQI
23rd Jul 2026664 AMAQI
29°C17/38°C
23rd Jul 2026745 AMAQI
23rd Jul 2026696 AMAQI
23rd Jul 2026707 AMAQI
23rd Jul 2026588 AMAQI
23rd Jul 2026579 AMAQI
23rd Jul 20265910 AMAQI
23rd Jul 20267011 AMAQI
23rd Jul 20266912 PMAQI
23rd Jul 2026741 PMAQI
23rd Jul 2026782 PMAQI
23rd Jul 2026563 PMAQI
23rd Jul 2026724 PMAQI
23rd Jul 2026705 PMAQI
23rd Jul 2026746 PMAQI
23rd Jul 2026707 PMAQI
23rd Jul 2026688 PMAQI
23rd Jul 2026579 PMAQI
23rd Jul 20266810 PMAQI
23rd Jul 20266211 PMAQI
24th Jul 20266412 AMAQI
24th Jul 2026701 AMAQI
24th Jul 2026662 AMAQI
24th Jul 2026623 AMAQI
24th Jul 2026694 AMAQI
29°C21/36°C
24th Jul 2026585 AMAQI
24th Jul 2026526 AMAQI
24th Jul 2026497 AMAQI
24th Jul 2026488 AMAQI
24th Jul 2026449 AMAQI
24th Jul 20266210 AMAQI
24th Jul 20265711 AMAQI
24th Jul 20265112 PMAQI
24th Jul 2026551 PMAQI
24th Jul 2026572 PMAQI
24th Jul 2026523 PMAQI
24th Jul 2026484 PMAQI
24th Jul 2026625 PMAQI
24th Jul 2026596 PMAQI
24th Jul 2026537 PMAQI
24th Jul 2026428 PMAQI
24th Jul 2026449 PMAQI
24th Jul 20264910 PMAQI
24th Jul 20265211 PMAQI
25th Jul 20265512 AMAQI
25th Jul 2026481 AMAQI
25th Jul 2026442 AMAQI
25th Jul 2026403 AMAQI
25th Jul 2026534 AMAQI
27°C19/35°C
25th Jul 2026515 AMAQI
25th Jul 2026506 AMAQI
25th Jul 2026487 AMAQI
25th Jul 2026488 AMAQI
25th Jul 2026429 AMAQI
25th Jul 20264210 AMAQI
25th Jul 20264211 AMAQI
25th Jul 20263612 PMAQI
25th Jul 2026421 PMAQI
25th Jul 2026562 PMAQI
25th Jul 2026593 PMAQI
25th Jul 2026574 PMAQI
25th Jul 2026535 PMAQI
25th Jul 2026446 PMAQI
25th Jul 2026697 PMAQI
25th Jul 2026668 PMAQI
25th Jul 2026609 PMAQI
25th Jul 20265310 PMAQI
25th Jul 20265411 PMAQI
26th Jul 20265012 AMAQI
26th Jul 2026521 AMAQI
26th Jul 2026622 AMAQI
26th Jul 2026543 AMAQI
26th Jul 2026344 AMAQI
25°C16/32°C
26th Jul 2026605 AMAQI
26th Jul 2026656 AMAQI
26th Jul 2026697 AMAQI
26th Jul 2026428 AMAQI
26th Jul 2026529 AMAQI
26th Jul 20264810 AMAQI
26th Jul 20265211 AMAQI
26th Jul 20265512 PMAQI
26th Jul 2026601 PMAQI
26th Jul 2026642 PMAQI
26th Jul 2026583 PMAQI
26th Jul 2026504 PMAQI
26th Jul 2026505 PMAQI
26th Jul 2026656 PMAQI
26th Jul 2026627 PMAQI
26th Jul 2026658 PMAQI
26th Jul 2026589 PMAQI
26th Jul 20265010 PMAQI
26th Jul 20265011 PMAQI
27th Jul 20265212 AMAQI
27th Jul 2026501 AMAQI
27th Jul 2026742 AMAQI
27th Jul 2026693 AMAQI
27th Jul 2026624 AMAQI
22°C14/30°C
27th Jul 2026685 AMAQI
27th Jul 2026636 AMAQI
27th Jul 2026647 AMAQI
27th Jul 2026678 AMAQI
27th Jul 2026609 AMAQI
27th Jul 20265810 AMAQI
27th Jul 20265311 AMAQI
27th Jul 20265312 PMAQI
27th Jul 2026571 PMAQI
27th Jul 2026682 PMAQI
27th Jul 2026423 PMAQI
27th Jul 2026504 PMAQI
27th Jul 2026485 PMAQI
27th Jul 2026526 PMAQI
27th Jul 2026557 PMAQI
27th Jul 2026588 PMAQI
27th Jul 2026539 PMAQI
27th Jul 20265010 PMAQI
27th Jul 20264611 PMAQI
28th Jul 20265012 AMAQI
28th Jul 2026511 AMAQI
28th Jul 2026542 AMAQI
28th Jul 2026553 AMAQI
28th Jul 2026594 AMAQI
23°C13/30°C
28th Jul 2026605 AMAQI
28th Jul 2026656 AMAQI
28th Jul 2026627 AMAQI
28th Jul 2026648 AMAQI
28th Jul 2026649 AMAQI
28th Jul 20265510 AMAQI
28th Jul 20264411 AMAQI
28th Jul 20265712 PMAQI
28th Jul 2026631 PMAQI
28th Jul 2026652 PMAQI
28th Jul 2026693 PMAQI
28th Jul 2026724 PMAQI
28th Jul 2026665 PMAQI
28th Jul 2026666 PMAQI
28th Jul 2026747 PMAQI
28th Jul 2026708 PMAQI
28th Jul 2026649 PMAQI
28th Jul 20266210 PMAQI
28th Jul 20266011 PMAQI
29th Jul 20266012 AMAQI
29th Jul 2026601 AMAQI
29th Jul 2026642 AMAQI
29th Jul 2026573 AMAQI
29th Jul 2026604 AMAQI
23°C14/30°C
29th Jul 2026625 AMAQI
29th Jul 2026506 AMAQI
29th Jul 2026567 AMAQI
29th Jul 2026628 AMAQI
29th Jul 2026719 AMAQI
29th Jul 20266810 AMAQI
29th Jul 20265811 AMAQI
29th Jul 20266212 PMAQI
29th Jul 2026541 PMAQI
29th Jul 2026442 PMAQI
29th Jul 2026593 PMAQI
29th Jul 2026634 PMAQI
29th Jul 2026595 PMAQI
29th Jul 2026536 PMAQI
29th Jul 2026507 PMAQI
29th Jul 2026608 PMAQI
29th Jul 2026649 PMAQI
29th Jul 20266610 PMAQI
29th Jul 20266511 PMAQI
30th Jul 20266712 AMAQI
30th Jul 2026691 AMAQI
30th Jul 2026672 AMAQI
30th Jul 2026633 AMAQI
30th Jul 2026684 AMAQI
22°C13/29°C
30th Jul 2026655 AMAQI
30th Jul 2026636 AMAQI
30th Jul 2026647 AMAQI
30th Jul 2026628 AMAQI
30th Jul 2026609 AMAQI
30th Jul 20266410 AMAQI
30th Jul 20265411 AMAQI
30th Jul 20264612 PMAQI
30th Jul 2026551 PMAQI
30th Jul 2026572 PMAQI
30th Jul 2026573 PMAQI
30th Jul 2026464 PMAQI
30th Jul 2026425 PMAQI
30th Jul 2026596 PMAQI
30th Jul 2026727 PMAQI
30th Jul 2026768 PMAQI
30th Jul 2026719 PMAQI
30th Jul 20266210 PMAQI
30th Jul 20265911 PMAQI
31st Jul 20266312 AMAQI
31st Jul 2026581 AMAQI
31st Jul 20261092 AMAQI
31st Jul 20261023 AMAQI
31st Jul 2026864 AMAQI
22°C12/30°C
31st Jul 2026785 AMAQI
31st Jul 2026706 AMAQI
31st Jul 2026487 AMAQI
31st Jul 2026558 AMAQI
31st Jul 2026569 AMAQI
31st Jul 20265110 AMAQI
31st Jul 20266911 AMAQI
31st Jul 20266212 PMAQI
31st Jul 2026581 PMAQI
31st Jul 2026662 PMAQI
31st Jul 2026643 PMAQI
31st Jul 2026624 PMAQI
31st Jul 2026485 PMAQI
31st Jul 2026596 PMAQI
31st Jul 2026647 PMAQI
31st Jul 2026708 PMAQI
31st Jul 2026689 PMAQI
31st Jul 202612810 PMAQI
31st Jul 20269011 PMAQI
1st Aug 20267812 AMAQI
1st Aug 2026721 AMAQI
1st Aug 2026562 AMAQI
1st Aug 2026543 AMAQI
1st Aug 2026564 AMAQI
24°C13/34°C
1st Aug 2026575 AMAQI
1st Aug 2026576 AMAQI
1st Aug 2026567 AMAQI
1st Aug 2026538 AMAQI
1st Aug 2026429 AMAQI
1st Aug 20265710 AMAQI
1st Aug 20266011 AMAQI
1st Aug 20268912 PMAQI
1st Aug 2026841 PMAQI
1st Aug 2026792 PMAQI
1st Aug 2026623 PMAQI
1st Aug 2026594 PMAQI
1st Aug 2026785 PMAQI
1st Aug 2026946 PMAQI
1st Aug 2026867 PMAQI
1st Aug 2026728 PMAQI
1st Aug 2026769 PMAQI
1st Aug 20268110 PMAQI
1st Aug 20266811 PMAQI
2nd Aug 20265812 AMAQI
2nd Aug 2026631 AMAQI
2nd Aug 2026532 AMAQI
2nd Aug 2026443 AMAQI
2nd Aug 2026464 AMAQI
23°C15/30°C
2nd Aug 2026405 AMAQI
2nd Aug 2026466 AMAQI
2nd Aug 2026467 AMAQI
2nd Aug 2026968 AMAQI
2nd Aug 2026449 AMAQI
2nd Aug 20265610 AMAQI
2nd Aug 20263811 AMAQI
2nd Aug 20265612 PMAQI
2nd Aug 2026601 PMAQI
2nd Aug 2026582 PMAQI
2nd Aug 2026563 PMAQI
2nd Aug 2026624 PMAQI
2nd Aug 2026655 PMAQI
2nd Aug 2026646 PMAQI
2nd Aug 2026627 PMAQI
2nd Aug 2026638 PMAQI
2nd Aug 20261169 PMAQI
2nd Aug 202610510 PMAQI
2nd Aug 20269811 PMAQI
3rd Aug 20268212 AMAQI
3rd Aug 2026691 AMAQI
3rd Aug 2026652 AMAQI
3rd Aug 2026503 AMAQI
3rd Aug 2026644 AMAQI
18°C11/25°C
3rd Aug 2026685 AMAQI
3rd Aug 2026686 AMAQI
3rd Aug 2026677 AMAQI
3rd Aug 2026798 AMAQI
3rd Aug 20261109 AMAQI
3rd Aug 20266810 AMAQI
3rd Aug 20266911 AMAQI
3rd Aug 20267112 PMAQI
3rd Aug 2026631 PMAQI
3rd Aug 2026642 PMAQI
3rd Aug 2026643 PMAQI
3rd Aug 2026674 PMAQI
3rd Aug 2026715 PMAQI
3rd Aug 2026666 PMAQI
3rd Aug 2026667 PMAQI
3rd Aug 2026678 PMAQI
3rd Aug 2026639 PMAQI
3rd Aug 20266210 PMAQI
3rd Aug 20267011 PMAQI
4th Aug 20266812 AMAQI
4th Aug 2026701 AMAQI
4th Aug 2026702 AMAQI
4th Aug 2026723 AMAQI
4th Aug 2026684 AMAQI
19°C10/27°C
4th Aug 2026685 AMAQI
4th Aug 2026716 AMAQI
4th Aug 2026837 AMAQI
4th Aug 2026748 AMAQI
4th Aug 2026769 AMAQI
4th Aug 20267110 AMAQI
4th Aug 20267311 AMAQI
4th Aug 20267212 PMAQI
4th Aug 2026741 PMAQI
4th Aug 2026732 PMAQI
4th Aug 2026683 PMAQI
4th Aug 2026574 PMAQI
4th Aug 2026695 PMAQI
4th Aug 2026726 PMAQI
4th Aug 2026727 PMAQI
4th Aug 2026678 PMAQI
4th Aug 2026669 PMAQI
4th Aug 20267110 PMAQI
4th Aug 20267611 PMAQI
5th Aug 20266512 AMAQI
5th Aug 2026701 AMAQI
5th Aug 2026722 AMAQI
5th Aug 2026723 AMAQI
5th Aug 2026784 AMAQI
21°C10/29°C
5th Aug 2026815 AMAQI
5th Aug 2026746 AMAQI
5th Aug 2026747 AMAQI
5th Aug 2026768 AMAQI
5th Aug 2026749 AMAQI
5th Aug 20267610 AMAQI
5th Aug 20267111 AMAQI
5th Aug 20267212 PMAQI
5th Aug 2026711 PMAQI
5th Aug 2026732 PMAQI
5th Aug 2026843 PMAQI
5th Aug 2026744 PMAQI
5th Aug 2026815 PMAQI
5th Aug 2026806 PMAQI
5th Aug 2026707 PMAQI
5th Aug 2026738 PMAQI
5th Aug 2026679 PMAQI
5th Aug 20267010 PMAQI
5th Aug 20266511 PMAQI
6th Aug 20266612 AMAQI
6th Aug 2026721 AMAQI
6th Aug 2026682 AMAQI
6th Aug 2026683 AMAQI
6th Aug 2026784 AMAQI
22°C11/33°C
6th Aug 2026755 AMAQI
6th Aug 2026696 AMAQI
6th Aug 2026667 AMAQI
6th Aug 2026738 AMAQI
6th Aug 2026809 AMAQI
6th Aug 20268210 AMAQI
6th Aug 20267411 AMAQI
6th Aug 20268012 PMAQI
6th Aug 2026781 PMAQI
6th Aug 2026702 PMAQI
6th Aug 2026743 PMAQI
6th Aug 2026734 PMAQI
6th Aug 2026745 PMAQI
6th Aug 2026726 PMAQI
6th Aug 2026737 PMAQI
6th Aug 2026708 PMAQI
6th Aug 2026649 PMAQI
6th Aug 20267010 PMAQI
6th Aug 20266411 PMAQI
7th Aug 20268012 AMAQI
7th Aug 2026811 AMAQI
7th Aug 2026702 AMAQI
7th Aug 2026743 AMAQI
7th Aug 2026704 AMAQI
24°C12/34°C
7th Aug 2026765 AMAQI
7th Aug 2026726 AMAQI
7th Aug 2026837 AMAQI
7th Aug 2026788 AMAQI
7th Aug 2026829 AMAQI
7th Aug 20267510 AMAQI
7th Aug 20267511 AMAQI
7th Aug 20267212 PMAQI
7th Aug 2026731 PMAQI
7th Aug 2026742 PMAQI
7th Aug 2026693 PMAQI
7th Aug 2026674 PMAQI
7th Aug 2026725 PMAQI
7th Aug 2026726 PMAQI
7th Aug 2026687 PMAQI
7th Aug 2026718 PMAQI
7th Aug 2026629 PMAQI
7th Aug 20266410 PMAQI
7th Aug 20266911 PMAQI
8th Aug 20266812 AMAQI
8th Aug 2026651 AMAQI
8th Aug 2026692 AMAQI
8th Aug 2026683 AMAQI
8th Aug 2026654 AMAQI
25°C14/34°C
8th Aug 2026625 AMAQI
8th Aug 2026676 AMAQI
8th Aug 2026667 AMAQI
8th Aug 2026698 AMAQI
8th Aug 2026719 AMAQI
8th Aug 20266810 AMAQI
8th Aug 20267211 AMAQI
8th Aug 20266812 PMAQI
8th Aug 2026711 PMAQI
8th Aug 2026692 PMAQI
8th Aug 2026683 PMAQI
8th Aug 2026724 PMAQI
8th Aug 2026735 PMAQI
8th Aug 2026766 PMAQI
8th Aug 2026667 PMAQI
8th Aug 2026668 PMAQI
8th Aug 2026659 PMAQI
8th Aug 20266610 PMAQI
8th Aug 20266211 PMAQI
9th Aug 20266912 AMAQI
9th Aug 2026711 AMAQI
9th Aug 2026742 AMAQI
9th Aug 2026703 AMAQI
9th Aug 2026674 AMAQI
24°C15/33°C
9th Aug 2026765 AMAQI
9th Aug 2026736 AMAQI
9th Aug 2026767 AMAQI
9th Aug 2026688 AMAQI
9th Aug 2026589 AMAQI
9th Aug 20267310 AMAQI
9th Aug 20267811 AMAQI
9th Aug 20267212 PMAQI
9th Aug 2026671 PMAQI
9th Aug 2026742 PMAQI
9th Aug 2026713 PMAQI
9th Aug 2026644 PMAQI
9th Aug 2026665 PMAQI
9th Aug 2026706 PMAQI
9th Aug 2026587 PMAQI
9th Aug 2026668 PMAQI
9th Aug 2026599 PMAQI
9th Aug 20266410 PMAQI
9th Aug 20266511 PMAQI
10th Aug 20266812 AMAQI
10th Aug 2026741 AMAQI
10th Aug 2026682 AMAQI
10th Aug 2026743 AMAQI
10th Aug 2026764 AMAQI
23°C13/31°C
10th Aug 2026815 AMAQI
10th Aug 2026786 AMAQI
10th Aug 2026707 AMAQI
10th Aug 2026658 AMAQI
10th Aug 2026809 AMAQI
10th Aug 20266610 AMAQI
10th Aug 20265911 AMAQI
10th Aug 20265512 PMAQI
10th Aug 2026591 PMAQI
10th Aug 2026622 PMAQI
10th Aug 2026553 PMAQI
10th Aug 2026504 PMAQI
10th Aug 2026505 PMAQI
10th Aug 2026426 PMAQI
10th Aug 2026527 PMAQI
10th Aug 2026768 PMAQI
10th Aug 2026669 PMAQI
10th Aug 20267010 PMAQI
10th Aug 20266411 PMAQI
11th Aug 20265612 AMAQI
11th Aug 2026681 AMAQI
11th Aug 2026712 AMAQI
11th Aug 2026823 AMAQI
11th Aug 2026694 AMAQI
22°C13/31°C
11th Aug 2026835 AMAQI
5 AM11th Aug 2026766 AMAQI
11th Aug 2026747 AMAQI
11th Aug 2026748 AMAQI
11th Aug 2026719 AMAQI
11th Aug 20267010 AMAQI
11th Aug 20267111 AMAQI
11th Aug 20267612 PMAQI
12 PM11th Aug 2026741 PMAQI
11th Aug 2026722 PMAQI
11th Aug 2026673 PMAQI
11th Aug 2026624 PMAQI
11th Aug 2026565 PMAQI
11th Aug 2026636 PMAQI
11th Aug 2026747 PMAQI
11th Aug 2026728 PMAQI
8 PM11th Aug 2026649 PMAQI
11th Aug 20266710 PMAQI
11th Aug 20266211 PMAQI
12 AM
4 AM
22°C13/30°C
Day time
Avg. Highest Time
5 AM - 10 AM
61AQI
6 hours / Day
180 hours / Month
Avg. Lowest Time
11 AM
57AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 10 AM (Avg. 61), while the lowest AQI was between 11 AM to 11 AM (Avg. 57).
Night time
Avg. Highest Time
10 PM
61AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
12 AM
56AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 PM to 10 PM (Avg. 61), while the lowest AQI was between 12 AM to 12 AM (Avg. 56).
2026 Days Vs Air Quality
Ritzville, Washington, United States
2026
87%
190
13%
29
Total number of days with different AQI categories in last 223 days in 2026 (142 days remaining)
Good
190 DaysModerate
29 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 87%
Health Risk Level:
Low
In 2026, 87% 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
Ritzville, Washington, United States
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
46AQI (US)
46AQI (US)
2nd January 2026
38AQI (US)
38AQI (US)
3rd January 2026
29AQI (US)
29AQI (US)
4th January 2026
20AQI (US)
20AQI (US)
5th January 2026
23AQI (US)
23AQI (US)
6th January 2026
24AQI (US)
24AQI (US)
7th January 2026
20AQI (US)
20AQI (US)
8th January 2026
18AQI (US)
18AQI (US)
9th January 2026
21AQI (US)
21AQI (US)
10th January 2026
21AQI (US)
21AQI (US)
11th January 2026
23AQI (US)
23AQI (US)
12th January 2026
22AQI (US)
22AQI (US)
13th January 2026
19AQI (US)
19AQI (US)
14th January 2026
27AQI (US)
27AQI (US)
15th January 2026
37AQI (US)
37AQI (US)
16th January 2026
35AQI (US)
35AQI (US)
17th January 2026
37AQI (US)
37AQI (US)
18th January 2026
46AQI (US)
46AQI (US)
19th January 2026
34AQI (US)
34AQI (US)
20th January 2026
28AQI (US)
28AQI (US)
21st January 2026
33AQI (US)
33AQI (US)
22nd January 2026
47AQI (US)
47AQI (US)
23rd January 2026
52AQI (US)
52AQI (US)
24th January 2026
48AQI (US)
48AQI (US)
25th January 2026
45AQI (US)
45AQI (US)
26th January 2026
46AQI (US)
46AQI (US)
27th January 2026
44AQI (US)
44AQI (US)
28th January 2026
45AQI (US)
45AQI (US)
29th January 2026
50AQI (US)
50AQI (US)
30th January 2026
45AQI (US)
45AQI (US)
31st January 2026
43AQI (US)
43AQI (US)
1st February 2026
47AQI (US)
47AQI (US)
2nd February 2026
48AQI (US)
48AQI (US)
3rd February 2026
47AQI (US)
47AQI (US)
4th February 2026
45AQI (US)
45AQI (US)
5th February 2026
45AQI (US)
45AQI (US)
6th February 2026
38AQI (US)
38AQI (US)
7th February 2026
38AQI (US)
38AQI (US)
8th February 2026
43AQI (US)
43AQI (US)
9th February 2026
44AQI (US)
44AQI (US)
10th February 2026
47AQI (US)
47AQI (US)
11th February 2026
43AQI (US)
43AQI (US)
12th February 2026
43AQI (US)
43AQI (US)
13th February 2026
50AQI (US)
50AQI (US)
14th February 2026
47AQI (US)
47AQI (US)
15th February 2026
38AQI (US)
38AQI (US)
16th February 2026
43AQI (US)
43AQI (US)
17th February 2026
44AQI (US)
44AQI (US)
18th February 2026
40AQI (US)
40AQI (US)
19th February 2026
40AQI (US)
40AQI (US)
20th February 2026
41AQI (US)
41AQI (US)
21st February 2026
34AQI (US)
34AQI (US)
22nd February 2026
34AQI (US)
34AQI (US)
23rd February 2026
38AQI (US)
38AQI (US)
24th February 2026
40AQI (US)
40AQI (US)
25th February 2026
39AQI (US)
39AQI (US)
26th February 2026
33AQI (US)
33AQI (US)
27th February 2026
33AQI (US)
33AQI (US)
28th February 2026
35AQI (US)
35AQI (US)
1st March 2026
37AQI (US)
37AQI (US)
2nd March 2026
50AQI (US)
50AQI (US)
3rd March 2026
45AQI (US)
45AQI (US)
4th March 2026
44AQI (US)
44AQI (US)
5th March 2026
42AQI (US)
42AQI (US)
6th March 2026
36AQI (US)
36AQI (US)
7th March 2026
40AQI (US)
40AQI (US)
8th March 2026
38AQI (US)
38AQI (US)
9th March 2026
39AQI (US)
39AQI (US)
10th March 2026
34AQI (US)
34AQI (US)
11th March 2026
39AQI (US)
39AQI (US)
12th March 2026
40AQI (US)
40AQI (US)
13th March 2026
37AQI (US)
37AQI (US)
14th March 2026
35AQI (US)
35AQI (US)
15th March 2026
33AQI (US)
33AQI (US)
16th March 2026
34AQI (US)
34AQI (US)
17th March 2026
32AQI (US)
32AQI (US)
18th March 2026
31AQI (US)
31AQI (US)
19th March 2026
30AQI (US)
30AQI (US)
20th March 2026
37AQI (US)
37AQI (US)
21st March 2026
36AQI (US)
36AQI (US)
22nd March 2026
34AQI (US)
34AQI (US)
23rd March 2026
37AQI (US)
37AQI (US)
24th March 2026
36AQI (US)
36AQI (US)
25th March 2026
32AQI (US)
32AQI (US)
26th March 2026
30AQI (US)
30AQI (US)
27th March 2026
28AQI (US)
28AQI (US)
28th March 2026
32AQI (US)
32AQI (US)
29th March 2026
29AQI (US)
29AQI (US)
30th March 2026
27AQI (US)
27AQI (US)
31st March 2026
26AQI (US)
26AQI (US)
1st April 2026
31AQI (US)
31AQI (US)
2nd April 2026
32AQI (US)
32AQI (US)
3rd April 2026
26AQI (US)
26AQI (US)
4th April 2026
29AQI (US)
29AQI (US)
5th April 2026
28AQI (US)
28AQI (US)
6th April 2026
26AQI (US)
26AQI (US)
7th April 2026
27AQI (US)
27AQI (US)
8th April 2026
29AQI (US)
29AQI (US)
9th April 2026
27AQI (US)
27AQI (US)
10th April 2026
30AQI (US)
30AQI (US)
11th April 2026
31AQI (US)
31AQI (US)
12th April 2026
27AQI (US)
27AQI (US)
13th April 2026
32AQI (US)
32AQI (US)
14th April 2026
32AQI (US)
32AQI (US)
15th April 2026
32AQI (US)
32AQI (US)
16th April 2026
28AQI (US)
28AQI (US)
17th April 2026
18th April 2026
31AQI (US)
31AQI (US)
19th April 2026
33AQI (US)
33AQI (US)
20th April 2026
28AQI (US)
28AQI (US)
21st April 2026
27AQI (US)
27AQI (US)
22nd April 2026
23rd April 2026
23AQI (US)
23AQI (US)
24th April 2026
28AQI (US)
28AQI (US)
25th April 2026
30AQI (US)
30AQI (US)
26th April 2026
33AQI (US)
33AQI (US)
27th April 2026
27AQI (US)
27AQI (US)
28th April 2026
23AQI (US)
23AQI (US)
29th April 2026
23AQI (US)
23AQI (US)
30th April 2026
25AQI (US)
25AQI (US)
1st May 2026
25AQI (US)
25AQI (US)
2nd May 2026
23AQI (US)
23AQI (US)
3rd May 2026
22AQI (US)
22AQI (US)
4th May 2026
29AQI (US)
29AQI (US)
5th May 2026
32AQI (US)
32AQI (US)
6th May 2026
30AQI (US)
30AQI (US)
7th May 2026
28AQI (US)
28AQI (US)
8th May 2026
27AQI (US)
27AQI (US)
9th May 2026
10th May 2026
31AQI (US)
31AQI (US)
11th May 2026
30AQI (US)
30AQI (US)
12th May 2026
26AQI (US)
26AQI (US)
13th May 2026
28AQI (US)
28AQI (US)
14th May 2026
25AQI (US)
25AQI (US)
15th May 2026
47AQI (US)
47AQI (US)
16th May 2026
52AQI (US)
52AQI (US)
17th May 2026
58AQI (US)
58AQI (US)
18th May 2026
57AQI (US)
57AQI (US)
19th May 2026
56AQI (US)
56AQI (US)
20th May 2026
49AQI (US)
49AQI (US)
21st May 2026
41AQI (US)
41AQI (US)
22nd May 2026
49AQI (US)
49AQI (US)
23rd May 2026
47AQI (US)
47AQI (US)
24th May 2026
46AQI (US)
46AQI (US)
25th May 2026
44AQI (US)
44AQI (US)
26th May 2026
27AQI (US)
27AQI (US)
27th May 2026
29AQI (US)
29AQI (US)
28th May 2026
28AQI (US)
28AQI (US)
29th May 2026
26AQI (US)
26AQI (US)
30th May 2026
28AQI (US)
28AQI (US)
31st May 2026
29AQI (US)
29AQI (US)
1st June 2026
31AQI (US)
31AQI (US)
2nd June 2026
31AQI (US)
31AQI (US)
3rd June 2026
30AQI (US)
30AQI (US)
4th June 2026
26AQI (US)
26AQI (US)
5th June 2026
28AQI (US)
28AQI (US)
6th June 2026
25AQI (US)
25AQI (US)
7th June 2026
24AQI (US)
24AQI (US)
8th June 2026
26AQI (US)
26AQI (US)
9th June 2026
26AQI (US)
26AQI (US)
10th June 2026
27AQI (US)
27AQI (US)
11th June 2026
28AQI (US)
28AQI (US)
12th June 2026
27AQI (US)
27AQI (US)
13th June 2026
25AQI (US)
25AQI (US)
14th June 2026
24AQI (US)
24AQI (US)
15th June 2026
26AQI (US)
26AQI (US)
16th June 2026
27AQI (US)
27AQI (US)
17th June 2026
28AQI (US)
28AQI (US)
18th June 2026
27AQI (US)
27AQI (US)
19th June 2026
25AQI (US)
25AQI (US)
20th June 2026
25AQI (US)
25AQI (US)
21st June 2026
22AQI (US)
22AQI (US)
22nd June 2026
25AQI (US)
25AQI (US)
23rd June 2026
25AQI (US)
25AQI (US)
24th June 2026
25AQI (US)
25AQI (US)
25th June 2026
29AQI (US)
29AQI (US)
26th June 2026
28AQI (US)
28AQI (US)
27th June 2026
30AQI (US)
30AQI (US)
28th June 2026
27AQI (US)
27AQI (US)
29th June 2026
25AQI (US)
25AQI (US)
30th June 2026
27AQI (US)
27AQI (US)
1st July 2026
26AQI (US)
26AQI (US)
2nd July 2026
27AQI (US)
27AQI (US)
3rd July 2026
28AQI (US)
28AQI (US)
4th July 2026
26AQI (US)
26AQI (US)
5th July 2026
26AQI (US)
26AQI (US)
6th July 2026
28AQI (US)
28AQI (US)
7th July 2026
30AQI (US)
30AQI (US)
8th July 2026
27AQI (US)
27AQI (US)
9th July 2026
28AQI (US)
28AQI (US)
10th July 2026
32AQI (US)
32AQI (US)
11th July 2026
31AQI (US)
31AQI (US)
12th July 2026
29AQI (US)
29AQI (US)
13th July 2026
30AQI (US)
30AQI (US)
14th July 2026
31AQI (US)
31AQI (US)
15th July 2026
28AQI (US)
28AQI (US)
16th July 2026
29AQI (US)
29AQI (US)
17th July 2026
56AQI (US)
56AQI (US)
18th July 2026
52AQI (US)
52AQI (US)
19th July 2026
52AQI (US)
52AQI (US)
20th July 2026
68AQI (US)
68AQI (US)
21st July 2026
70AQI (US)
70AQI (US)
22nd July 2026
73AQI (US)
73AQI (US)
23rd July 2026
67AQI (US)
67AQI (US)
24th July 2026
55AQI (US)
55AQI (US)
25th July 2026
50AQI (US)
50AQI (US)
26th July 2026
55AQI (US)
55AQI (US)
27th July 2026
57AQI (US)
57AQI (US)
28th July 2026
61AQI (US)
61AQI (US)
29th July 2026
59AQI (US)
59AQI (US)
30th July 2026
61AQI (US)
61AQI (US)
31st July 2026
70AQI (US)
70AQI (US)
1st August 2026
68AQI (US)
68AQI (US)
2nd August 2026
62AQI (US)
62AQI (US)
3rd August 2026
69AQI (US)
69AQI (US)
4th August 2026
71AQI (US)
71AQI (US)
5th August 2026
73AQI (US)
73AQI (US)
6th August 2026
72AQI (US)
72AQI (US)
7th August 2026
73AQI (US)
73AQI (US)
8th August 2026
68AQI (US)
68AQI (US)
9th August 2026
69AQI (US)
69AQI (US)
10th August 2026
65AQI (US)
65AQI (US)
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
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
34AQI (US)
41AQI (US)
35AQI (US)
29AQI (US)
36AQI (US)
27AQI (US)
44AQI (US)
69AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202637AQI (US)
30
1
28
31
28
26
4
30
17
14
10
190
29
Highest AQI (US) recorded in
August69AQI (US)
Lowest AQI (US) recorded in
June27AQI (US)
202531AQI (US)
6
30
31
30
31
24
7
12
17
1
30
1
18
12
28
3
240
40
1
Highest AQI (US) recorded in
September57AQI (US)
Lowest AQI (US) recorded in
May17AQI (US)
Most & Least Polluted Years Over the Last 2 Years
Most Polluted Year Recorded
2026(Avg.)
37AQI (US)Least Polluted Year Recorded
2025(Avg.)
31AQI (US)Ritzville's annual 2026 AQI (US) (37) shows an average percentage change of 19.3% (worsened AQI (US)) compared to previous years: 2025 (31).
