Hill St, Pullman, 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
Hill St, Pullman, Washington, United States
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
20th Aug 2023
315AQILowest AQI recorded on
10th Aug 2023
13AQISame Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 47 of Good air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Hill St, Pullman, Washington, United States
AQI
Day
Night
.
5 AM2nd Aug 2025
8 PM
4 AM3rd Aug 2025
Day time
Avg. Highest Time
2PM2nd Aug
58AQI
Avg. Lowest Time
7AM2nd Aug
35AQI
Night time
Avg. Highest Time
3AM3rd Aug
56AQI
Avg. Lowest Time
10PM2nd Aug
40AQI
In the last 24 hours,
Hill St's AQI reached its highest point of 58 at 2 PM during the Day, while the lowest point, 35, was recorded at 7 AM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Hill St, Pullman, Washington, United States
JulAug
04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd
Day
Night
4th Jul 2025165 AMAQI
4th Jul 2025156 AMAQI
4th Jul 2025177 AMAQI
4th Jul 2025168 AMAQI
4th Jul 2025189 AMAQI
4th Jul 20251610 AMAQI
4th Jul 20251611 AMAQI
4th Jul 20251512 PMAQI
4th Jul 2025151 PMAQI
4th Jul 2025182 PMAQI
4th Jul 2025173 PMAQI
4th Jul 2025174 PMAQI
4th Jul 2025175 PMAQI
4th Jul 2025176 PMAQI
4th Jul 2025187 PMAQI
4th Jul 2025188 PMAQI
4th Jul 2025189 PMAQI
4th Jul 20251710 PMAQI
4th Jul 20251811 PMAQI
5th Jul 20251812 AMAQI
5th Jul 2025211 AMAQI
5th Jul 2025202 AMAQI
5th Jul 2025213 AMAQI
5th Jul 2025174 AMAQI
19°C12/24°C
5th Jul 2025155 AMAQI
5th Jul 2025176 AMAQI
5th Jul 2025207 AMAQI
5th Jul 2025188 AMAQI
5th Jul 2025189 AMAQI
5th Jul 20251810 AMAQI
5th Jul 20251811 AMAQI
5th Jul 20251812 PMAQI
5th Jul 2025181 PMAQI
5th Jul 2025172 PMAQI
5th Jul 2025203 PMAQI
5th Jul 2025194 PMAQI
5th Jul 2025185 PMAQI
5th Jul 2025196 PMAQI
5th Jul 2025207 PMAQI
5th Jul 2025188 PMAQI
5th Jul 2025189 PMAQI
5th Jul 20251810 PMAQI
5th Jul 20251811 PMAQI
6th Jul 20251812 AMAQI
6th Jul 2025161 AMAQI
6th Jul 2025162 AMAQI
6th Jul 2025153 AMAQI
6th Jul 2025164 AMAQI
21°C14/28°C
6th Jul 2025155 AMAQI
6th Jul 2025156 AMAQI
6th Jul 2025177 AMAQI
6th Jul 2025178 AMAQI
6th Jul 2025189 AMAQI
6th Jul 20251710 AMAQI
6th Jul 20251811 AMAQI
6th Jul 20251812 PMAQI
6th Jul 2025201 PMAQI
6th Jul 2025202 PMAQI
6th Jul 2025213 PMAQI
6th Jul 2025194 PMAQI
6th Jul 2025195 PMAQI
6th Jul 2025176 PMAQI
6th Jul 2025197 PMAQI
6th Jul 2025198 PMAQI
6th Jul 2025189 PMAQI
6th Jul 20251710 PMAQI
6th Jul 20251811 PMAQI
7th Jul 20251812 AMAQI
7th Jul 2025181 AMAQI
7th Jul 2025192 AMAQI
7th Jul 2025203 AMAQI
7th Jul 2025184 AMAQI
22°C11/31°C
7th Jul 2025175 AMAQI
7th Jul 2025186 AMAQI
7th Jul 2025187 AMAQI
7th Jul 2025188 AMAQI
7th Jul 2025189 AMAQI
7th Jul 20251810 AMAQI
7th Jul 20251811 AMAQI
7th Jul 20251912 PMAQI
7th Jul 2025191 PMAQI
7th Jul 2025182 PMAQI
7th Jul 2025193 PMAQI
7th Jul 2025194 PMAQI
7th Jul 2025195 PMAQI
7th Jul 2025196 PMAQI
7th Jul 2025207 PMAQI
7th Jul 2025208 PMAQI
7th Jul 2025209 PMAQI
7th Jul 20252010 PMAQI
7th Jul 20252111 PMAQI
8th Jul 20252012 AMAQI
8th Jul 2025191 AMAQI
8th Jul 2025192 AMAQI
8th Jul 2025213 AMAQI
8th Jul 2025194 AMAQI
25°C13/34°C
8th Jul 2025195 AMAQI
8th Jul 2025186 AMAQI
8th Jul 2025187 AMAQI
8th Jul 2025198 AMAQI
8th Jul 2025199 AMAQI
8th Jul 20252110 AMAQI
8th Jul 20252011 AMAQI
8th Jul 20252112 PMAQI
8th Jul 2025201 PMAQI
8th Jul 2025202 PMAQI
8th Jul 2025223 PMAQI
8th Jul 2025224 PMAQI
8th Jul 2025205 PMAQI
8th Jul 2025226 PMAQI
8th Jul 2025217 PMAQI
8th Jul 2025218 PMAQI
8th Jul 2025209 PMAQI
8th Jul 20252210 PMAQI
8th Jul 20252011 PMAQI
9th Jul 20252212 AMAQI
9th Jul 2025211 AMAQI
9th Jul 2025182 AMAQI
9th Jul 2025183 AMAQI
9th Jul 2025184 AMAQI
27°C14/37°C
9th Jul 2025185 AMAQI
9th Jul 2025166 AMAQI
9th Jul 2025187 AMAQI
9th Jul 2025188 AMAQI
9th Jul 2025189 AMAQI
9th Jul 20251610 AMAQI
9th Jul 20251611 AMAQI
9th Jul 20251812 PMAQI
9th Jul 2025171 PMAQI
9th Jul 2025192 PMAQI
9th Jul 2025173 PMAQI
9th Jul 2025174 PMAQI
9th Jul 2025175 PMAQI
9th Jul 2025176 PMAQI
9th Jul 2025187 PMAQI
9th Jul 2025198 PMAQI
9th Jul 2025199 PMAQI
9th Jul 20251910 PMAQI
9th Jul 20251611 PMAQI
10th Jul 20251612 AMAQI
10th Jul 2025161 AMAQI
10th Jul 2025152 AMAQI
10th Jul 2025143 AMAQI
10th Jul 2025134 AMAQI
26°C19/33°C
10th Jul 2025135 AMAQI
10th Jul 2025136 AMAQI
10th Jul 2025137 AMAQI
10th Jul 2025148 AMAQI
10th Jul 2025149 AMAQI
10th Jul 20251510 AMAQI
10th Jul 20251611 AMAQI
10th Jul 20252412 PMAQI
10th Jul 2025141 PMAQI
10th Jul 2025132 PMAQI
10th Jul 2025163 PMAQI
10th Jul 2025164 PMAQI
10th Jul 2025135 PMAQI
10th Jul 2025146 PMAQI
10th Jul 2025157 PMAQI
10th Jul 2025168 PMAQI
10th Jul 2025149 PMAQI
10th Jul 20251410 PMAQI
10th Jul 20251511 PMAQI
11th Jul 20251512 AMAQI
11th Jul 2025141 AMAQI
11th Jul 2025162 AMAQI
11th Jul 2025143 AMAQI
11th Jul 2025164 AMAQI
24°C18/30°C
11th Jul 2025175 AMAQI
11th Jul 2025196 AMAQI
11th Jul 2025147 AMAQI
11th Jul 2025168 AMAQI
11th Jul 2025189 AMAQI
11th Jul 20251810 AMAQI
11th Jul 20252211 AMAQI
11th Jul 20252112 PMAQI
11th Jul 2025231 PMAQI
11th Jul 2025232 PMAQI
11th Jul 2025233 PMAQI
11th Jul 2025244 PMAQI
11th Jul 2025205 PMAQI
11th Jul 2025196 PMAQI
11th Jul 2025187 PMAQI
11th Jul 2025188 PMAQI
11th Jul 2025209 PMAQI
11th Jul 20252010 PMAQI
11th Jul 20252111 PMAQI
12th Jul 20251912 AMAQI
12th Jul 2025201 AMAQI
12th Jul 2025202 AMAQI
12th Jul 2025223 AMAQI
12th Jul 2025184 AMAQI
24°C14/33°C
12th Jul 2025205 AMAQI
12th Jul 2025166 AMAQI
12th Jul 2025197 AMAQI
12th Jul 2025238 AMAQI
12th Jul 2025229 AMAQI
12th Jul 20251910 AMAQI
12th Jul 20251811 AMAQI
12th Jul 20251712 PMAQI
12th Jul 2025191 PMAQI
12th Jul 2025182 PMAQI
12th Jul 2025213 PMAQI
12th Jul 2025224 PMAQI
12th Jul 2025205 PMAQI
12th Jul 2025206 PMAQI
12th Jul 2025207 PMAQI
12th Jul 2025238 PMAQI
12th Jul 2025189 PMAQI
12th Jul 20251910 PMAQI
12th Jul 20251911 PMAQI
13th Jul 20252112 AMAQI
13th Jul 2025191 AMAQI
13th Jul 2025182 AMAQI
13th Jul 2025173 AMAQI
13th Jul 2025154 AMAQI
26°C15/35°C
13th Jul 2025155 AMAQI
13th Jul 2025146 AMAQI
13th Jul 2025187 AMAQI
13th Jul 2025168 AMAQI
13th Jul 2025169 AMAQI
13th Jul 20251610 AMAQI
13th Jul 20251711 AMAQI
13th Jul 20251312 PMAQI
13th Jul 2025161 PMAQI
13th Jul 2025182 PMAQI
13th Jul 2025193 PMAQI
13th Jul 2025184 PMAQI
13th Jul 2025185 PMAQI
13th Jul 2025206 PMAQI
13th Jul 2025207 PMAQI
13th Jul 2025188 PMAQI
13th Jul 2025189 PMAQI
13th Jul 20252010 PMAQI
13th Jul 20252011 PMAQI
14th Jul 20252012 AMAQI
14th Jul 2025181 AMAQI
14th Jul 2025172 AMAQI
14th Jul 2025163 AMAQI
14th Jul 2025164 AMAQI
29°C18/38°C
14th Jul 2025175 AMAQI
14th Jul 2025166 AMAQI
14th Jul 2025177 AMAQI
14th Jul 2025168 AMAQI
14th Jul 2025169 AMAQI
14th Jul 20251610 AMAQI
14th Jul 20251611 AMAQI
14th Jul 20251512 PMAQI
14th Jul 2025151 PMAQI
14th Jul 2025152 PMAQI
14th Jul 2025173 PMAQI
14th Jul 2025194 PMAQI
14th Jul 2025195 PMAQI
14th Jul 2025186 PMAQI
14th Jul 2025187 PMAQI
14th Jul 2025208 PMAQI
14th Jul 2025199 PMAQI
14th Jul 20251810 PMAQI
14th Jul 20251911 PMAQI
15th Jul 20252112 AMAQI
15th Jul 2025231 AMAQI
15th Jul 2025192 AMAQI
15th Jul 2025173 AMAQI
15th Jul 2025164 AMAQI
28°C20/36°C
15th Jul 2025155 AMAQI
15th Jul 2025146 AMAQI
15th Jul 2025167 AMAQI
15th Jul 2025168 AMAQI
15th Jul 2025169 AMAQI
15th Jul 20251610 AMAQI
15th Jul 20251511 AMAQI
15th Jul 20251612 PMAQI
15th Jul 2025161 PMAQI
15th Jul 2025162 PMAQI
15th Jul 2025173 PMAQI
15th Jul 2025184 PMAQI
15th Jul 2025185 PMAQI
15th Jul 2025196 PMAQI
15th Jul 2025197 PMAQI
15th Jul 2025218 PMAQI
15th Jul 2025209 PMAQI
15th Jul 20252010 PMAQI
15th Jul 20252011 PMAQI
16th Jul 20252312 AMAQI
16th Jul 2025261 AMAQI
16th Jul 2025292 AMAQI
16th Jul 2025303 AMAQI
16th Jul 2025324 AMAQI
24°C16/30°C
16th Jul 2025325 AMAQI
16th Jul 2025336 AMAQI
16th Jul 2025327 AMAQI
16th Jul 2025328 AMAQI
16th Jul 2025339 AMAQI
16th Jul 20253210 AMAQI
16th Jul 20253211 AMAQI
16th Jul 20253312 PMAQI
16th Jul 2025331 PMAQI
16th Jul 2025332 PMAQI
16th Jul 2025333 PMAQI
16th Jul 2025324 PMAQI
16th Jul 2025315 PMAQI
16th Jul 2025306 PMAQI
16th Jul 2025307 PMAQI
16th Jul 2025328 PMAQI
16th Jul 2025309 PMAQI
16th Jul 20253410 PMAQI
16th Jul 20253411 PMAQI
17th Jul 20253412 AMAQI
17th Jul 2025351 AMAQI
17th Jul 2025442 AMAQI
17th Jul 2025453 AMAQI
17th Jul 2025444 AMAQI
23°C12/31°C
17th Jul 2025435 AMAQI
17th Jul 2025416 AMAQI
17th Jul 2025417 AMAQI
17th Jul 2025408 AMAQI
17th Jul 2025389 AMAQI
17th Jul 20253810 AMAQI
17th Jul 20253811 AMAQI
17th Jul 20253912 PMAQI
17th Jul 2025371 PMAQI
17th Jul 2025392 PMAQI
17th Jul 2025373 PMAQI
17th Jul 2025374 PMAQI
17th Jul 2025375 PMAQI
17th Jul 2025366 PMAQI
17th Jul 2025367 PMAQI
17th Jul 2025368 PMAQI
17th Jul 2025339 PMAQI
17th Jul 20253210 PMAQI
17th Jul 20253111 PMAQI
18th Jul 20253312 AMAQI
18th Jul 2025221 AMAQI
18th Jul 2025222 AMAQI
18th Jul 2025223 AMAQI
18th Jul 2025204 AMAQI
25°C14/34°C
18th Jul 2025205 AMAQI
18th Jul 2025226 AMAQI
18th Jul 2025227 AMAQI
18th Jul 2025228 AMAQI
18th Jul 2025229 AMAQI
18th Jul 20252210 AMAQI
18th Jul 20252211 AMAQI
18th Jul 20252412 PMAQI
18th Jul 2025251 PMAQI
18th Jul 2025312 PMAQI
18th Jul 2025263 PMAQI
18th Jul 2025284 PMAQI
18th Jul 2025285 PMAQI
18th Jul 2025286 PMAQI
18th Jul 2025257 PMAQI
18th Jul 2025258 PMAQI
18th Jul 2025289 PMAQI
18th Jul 20252810 PMAQI
18th Jul 20252811 PMAQI
19th Jul 20252912 AMAQI
19th Jul 2025241 AMAQI
19th Jul 2025232 AMAQI
19th Jul 2025233 AMAQI
19th Jul 2025234 AMAQI
26°C16/34°C
19th Jul 2025255 AMAQI
19th Jul 2025326 AMAQI
19th Jul 2025327 AMAQI
19th Jul 2025368 AMAQI
19th Jul 2025449 AMAQI
19th Jul 20254610 AMAQI
19th Jul 20254811 AMAQI
19th Jul 20254112 PMAQI
19th Jul 2025361 PMAQI
19th Jul 2025332 PMAQI
19th Jul 2025323 PMAQI
19th Jul 2025284 PMAQI
19th Jul 2025275 PMAQI
19th Jul 2025266 PMAQI
19th Jul 2025277 PMAQI
19th Jul 2025268 PMAQI
19th Jul 2025249 PMAQI
19th Jul 20252410 PMAQI
19th Jul 20252511 PMAQI
20th Jul 20252712 AMAQI
20th Jul 2025271 AMAQI
20th Jul 2025332 AMAQI
20th Jul 2025333 AMAQI
20th Jul 2025264 AMAQI
23°C16/30°C
20th Jul 2025345 AMAQI
20th Jul 2025426 AMAQI
20th Jul 2025507 AMAQI
20th Jul 2025518 AMAQI
20th Jul 2025479 AMAQI
20th Jul 20254810 AMAQI
20th Jul 20255111 AMAQI
20th Jul 20254912 PMAQI
20th Jul 2025441 PMAQI
20th Jul 2025402 PMAQI
20th Jul 2025423 PMAQI
20th Jul 2025404 PMAQI
20th Jul 2025375 PMAQI
20th Jul 2025356 PMAQI
20th Jul 2025367 PMAQI
20th Jul 2025348 PMAQI
20th Jul 2025319 PMAQI
20th Jul 20253010 PMAQI
20th Jul 20253511 PMAQI
21st Jul 20253212 AMAQI
21st Jul 2025301 AMAQI
21st Jul 2025302 AMAQI
21st Jul 2025303 AMAQI
21st Jul 2025284 AMAQI
22°C14/27°C
21st Jul 2025285 AMAQI
21st Jul 2025266 AMAQI
21st Jul 2025247 AMAQI
21st Jul 2025248 AMAQI
21st Jul 2025239 AMAQI
21st Jul 20252210 AMAQI
21st Jul 20252311 AMAQI
21st Jul 20252412 PMAQI
21st Jul 2025231 PMAQI
21st Jul 2025252 PMAQI
21st Jul 2025273 PMAQI
21st Jul 2025284 PMAQI
21st Jul 2025285 PMAQI
21st Jul 2025276 PMAQI
21st Jul 2025287 PMAQI
21st Jul 2025278 PMAQI
21st Jul 2025269 PMAQI
21st Jul 20252810 PMAQI
21st Jul 20252711 PMAQI
22nd Jul 20252612 AMAQI
22nd Jul 2025271 AMAQI
22nd Jul 2025302 AMAQI
22nd Jul 2025323 AMAQI
22nd Jul 2025394 AMAQI
21°C16/27°C
22nd Jul 2025475 AMAQI
22nd Jul 2025466 AMAQI
22nd Jul 2025437 AMAQI
22nd Jul 2025458 AMAQI
22nd Jul 2025459 AMAQI
22nd Jul 20254210 AMAQI
22nd Jul 20254011 AMAQI
22nd Jul 20253812 PMAQI
22nd Jul 2025391 PMAQI
22nd Jul 2025362 PMAQI
22nd Jul 2025343 PMAQI
22nd Jul 2025334 PMAQI
22nd Jul 2025325 PMAQI
22nd Jul 2025326 PMAQI
22nd Jul 2025337 PMAQI
22nd Jul 2025328 PMAQI
22nd Jul 2025309 PMAQI
22nd Jul 20253010 PMAQI
22nd Jul 20253111 PMAQI
23rd Jul 20253112 AMAQI
23rd Jul 2025311 AMAQI
23rd Jul 2025322 AMAQI
23rd Jul 2025323 AMAQI
23rd Jul 2025314 AMAQI
22°C15/29°C
23rd Jul 2025325 AMAQI
23rd Jul 2025326 AMAQI
23rd Jul 2025337 AMAQI
23rd Jul 2025348 AMAQI
23rd Jul 2025349 AMAQI
23rd Jul 20253310 AMAQI
23rd Jul 20253411 AMAQI
23rd Jul 20253212 PMAQI
23rd Jul 2025321 PMAQI
23rd Jul 2025312 PMAQI
23rd Jul 2025333 PMAQI
23rd Jul 2025324 PMAQI
23rd Jul 2025325 PMAQI
23rd Jul 2025326 PMAQI
23rd Jul 2025317 PMAQI
23rd Jul 2025318 PMAQI
23rd Jul 2025309 PMAQI
23rd Jul 20252910 PMAQI
23rd Jul 20252911 PMAQI
24th Jul 20252812 AMAQI
24th Jul 2025241 AMAQI
24th Jul 2025252 AMAQI
24th Jul 2025263 AMAQI
24th Jul 2025264 AMAQI
24°C13/33°C
24th Jul 2025265 AMAQI
24th Jul 2025256 AMAQI
24th Jul 2025277 AMAQI
24th Jul 2025278 AMAQI
24th Jul 2025289 AMAQI
24th Jul 20252710 AMAQI
24th Jul 20253011 AMAQI
24th Jul 20253012 PMAQI
24th Jul 2025311 PMAQI
24th Jul 2025322 PMAQI
24th Jul 2025333 PMAQI
24th Jul 2025324 PMAQI
24th Jul 2025305 PMAQI
24th Jul 2025306 PMAQI
24th Jul 2025297 PMAQI
24th Jul 2025278 PMAQI
24th Jul 2025269 PMAQI
24th Jul 20252610 PMAQI
24th Jul 20252511 PMAQI
25th Jul 20252512 AMAQI
25th Jul 2025211 AMAQI
25th Jul 2025202 AMAQI
25th Jul 2025203 AMAQI
25th Jul 2025224 AMAQI
26°C15/34°C
25th Jul 2025195 AMAQI
25th Jul 2025186 AMAQI
25th Jul 2025197 AMAQI
25th Jul 2025238 AMAQI
25th Jul 2025189 AMAQI
25th Jul 20251810 AMAQI
25th Jul 20251811 AMAQI
25th Jul 20251812 PMAQI
25th Jul 2025181 PMAQI
25th Jul 2025182 PMAQI
25th Jul 2025213 PMAQI
25th Jul 2025184 PMAQI
25th Jul 2025195 PMAQI
25th Jul 2025196 PMAQI
25th Jul 2025207 PMAQI
25th Jul 2025208 PMAQI
25th Jul 2025189 PMAQI
25th Jul 20251810 PMAQI
25th Jul 20251811 PMAQI
26th Jul 20251812 AMAQI
26th Jul 2025161 AMAQI
26th Jul 2025162 AMAQI
26th Jul 2025153 AMAQI
26th Jul 2025144 AMAQI
25°C17/33°C
26th Jul 2025145 AMAQI
26th Jul 2025146 AMAQI
26th Jul 2025157 AMAQI
26th Jul 2025158 AMAQI
26th Jul 2025159 AMAQI
26th Jul 20251610 AMAQI
26th Jul 20251611 AMAQI
26th Jul 20251612 PMAQI
26th Jul 2025161 PMAQI
26th Jul 2025162 PMAQI
26th Jul 2025163 PMAQI
26th Jul 2025164 PMAQI
26th Jul 2025165 PMAQI
26th Jul 2025166 PMAQI
26th Jul 2025177 PMAQI
26th Jul 2025188 PMAQI
26th Jul 2025169 PMAQI
26th Jul 20251610 PMAQI
26th Jul 20251711 PMAQI
27th Jul 20251612 AMAQI
27th Jul 2025161 AMAQI
27th Jul 2025162 AMAQI
27th Jul 2025153 AMAQI
27th Jul 2025144 AMAQI
24°C15/31°C
27th Jul 2025155 AMAQI
27th Jul 2025146 AMAQI
27th Jul 2025167 AMAQI
27th Jul 2025158 AMAQI
27th Jul 2025159 AMAQI
27th Jul 20251610 AMAQI
27th Jul 20251611 AMAQI
27th Jul 20251512 PMAQI
27th Jul 2025161 PMAQI
27th Jul 2025162 PMAQI
27th Jul 2025163 PMAQI
27th Jul 2025154 PMAQI
27th Jul 2025155 PMAQI
27th Jul 2025156 PMAQI
27th Jul 2025167 PMAQI
27th Jul 2025168 PMAQI
27th Jul 2025169 PMAQI
27th Jul 20251610 PMAQI
27th Jul 20251511 PMAQI
28th Jul 20251612 AMAQI
28th Jul 2025151 AMAQI
28th Jul 2025152 AMAQI
28th Jul 2025143 AMAQI
28th Jul 2025144 AMAQI
24°C16/32°C
28th Jul 2025145 AMAQI
28th Jul 2025156 AMAQI
28th Jul 2025177 AMAQI
28th Jul 2025168 AMAQI
28th Jul 2025179 AMAQI
28th Jul 20251610 AMAQI
28th Jul 20251611 AMAQI
28th Jul 20251612 PMAQI
28th Jul 2025161 PMAQI
28th Jul 2025162 PMAQI
28th Jul 2025183 PMAQI
28th Jul 2025184 PMAQI
28th Jul 2025185 PMAQI
28th Jul 2025176 PMAQI
28th Jul 2025187 PMAQI
28th Jul 2025188 PMAQI
28th Jul 2025189 PMAQI
28th Jul 20251810 PMAQI
28th Jul 20251811 PMAQI
29th Jul 20251712 AMAQI
29th Jul 2025181 AMAQI
29th Jul 2025242 AMAQI
29th Jul 2025253 AMAQI
29th Jul 2025264 AMAQI
26°C16/35°C
29th Jul 2025265 AMAQI
29th Jul 2025246 AMAQI
29th Jul 2025247 AMAQI
29th Jul 2025238 AMAQI
29th Jul 2025249 AMAQI
29th Jul 20252510 AMAQI
29th Jul 20252411 AMAQI
29th Jul 20252312 PMAQI
29th Jul 2025221 PMAQI
29th Jul 2025222 PMAQI
29th Jul 2025233 PMAQI
29th Jul 2025224 PMAQI
29th Jul 2025215 PMAQI
29th Jul 2025206 PMAQI
29th Jul 2025237 PMAQI
29th Jul 2025238 PMAQI
29th Jul 2025219 PMAQI
29th Jul 20252110 PMAQI
29th Jul 20252011 PMAQI
30th Jul 20252112 AMAQI
30th Jul 2025181 AMAQI
30th Jul 2025192 AMAQI
30th Jul 2025193 AMAQI
30th Jul 2025194 AMAQI
28°C16/37°C
30th Jul 2025205 AMAQI
30th Jul 2025216 AMAQI
30th Jul 2025207 AMAQI
30th Jul 2025218 AMAQI
30th Jul 2025199 AMAQI
30th Jul 20252010 AMAQI
30th Jul 20252011 AMAQI
30th Jul 20252212 PMAQI
30th Jul 2025201 PMAQI
30th Jul 2025222 PMAQI
30th Jul 2025223 PMAQI
30th Jul 2025224 PMAQI
30th Jul 2025225 PMAQI
30th Jul 2025226 PMAQI
30th Jul 2025227 PMAQI
30th Jul 2025228 PMAQI
30th Jul 2025249 PMAQI
30th Jul 20252210 PMAQI
30th Jul 20252311 PMAQI
31st Jul 20252512 AMAQI
31st Jul 2025221 AMAQI
31st Jul 2025242 AMAQI
31st Jul 2025233 AMAQI
31st Jul 2025234 AMAQI
29°C17/38°C
31st Jul 2025235 AMAQI
31st Jul 2025246 AMAQI
31st Jul 2025287 AMAQI
31st Jul 2025288 AMAQI
31st Jul 2025299 AMAQI
31st Jul 20253010 AMAQI
31st Jul 20253011 AMAQI
31st Jul 20252912 PMAQI
31st Jul 2025341 PMAQI
31st Jul 2025302 PMAQI
31st Jul 2025323 PMAQI
31st Jul 2025324 PMAQI
31st Jul 2025315 PMAQI
31st Jul 2025316 PMAQI
31st Jul 2025297 PMAQI
31st Jul 2025328 PMAQI
31st Jul 2025349 PMAQI
31st Jul 20253210 PMAQI
31st Jul 20253011 PMAQI
1st Aug 20253212 AMAQI
1st Aug 2025351 AMAQI
1st Aug 2025282 AMAQI
1st Aug 2025273 AMAQI
1st Aug 2025294 AMAQI
28°C20/36°C
1st Aug 2025295 AMAQI
1st Aug 2025306 AMAQI
1st Aug 2025297 AMAQI
1st Aug 2025318 AMAQI
1st Aug 2025319 AMAQI
1st Aug 20253110 AMAQI
1st Aug 20253411 AMAQI
1st Aug 20253812 PMAQI
1st Aug 2025441 PMAQI
1st Aug 2025492 PMAQI
1st Aug 2025533 PMAQI
1st Aug 2025564 PMAQI
1st Aug 2025585 PMAQI
1st Aug 2025576 PMAQI
1st Aug 2025347 PMAQI
1st Aug 2025468 PMAQI
1st Aug 2025539 PMAQI
1st Aug 20255510 PMAQI
1st Aug 20255711 PMAQI
2nd Aug 20255412 AMAQI
2nd Aug 2025541 AMAQI
2nd Aug 2025532 AMAQI
2nd Aug 2025463 AMAQI
2nd Aug 2025424 AMAQI
24°C19/29°C
2nd Aug 2025395 AMAQI
2nd Aug 2025386 AMAQI
2nd Aug 2025357 AMAQI
2nd Aug 2025368 AMAQI
2nd Aug 2025409 AMAQI
2nd Aug 20254510 AMAQI
2nd Aug 20254911 AMAQI
2nd Aug 20255512 PMAQI
2nd Aug 2025551 PMAQI
2nd Aug 2025582 PMAQI
2nd Aug 2025573 PMAQI
2nd Aug 2025564 PMAQI
2nd Aug 2025545 PMAQI
2nd Aug 2025546 PMAQI
2nd Aug 2025507 PMAQI
2nd Aug 2025508 PMAQI
2nd Aug 2025489 PMAQI
2nd Aug 20254010 PMAQI
2nd Aug 20254611 PMAQI
3rd Aug 20255212 AMAQI
3rd Aug 2025531 AMAQI
3rd Aug 2025552 AMAQI
3rd Aug 2025563 AMAQI
3rd Aug 2025554 AMAQI
25°C16/34°C
3rd Aug 2025565 AMAQI
5 AM12 PM
8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 PM
25AQI
16 hours / Day
480 hours / Month
Avg. Lowest Time
5 AM - 8 PM
25AQI
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. 25), while the lowest AQI was between 5 AM to 8 PM (Avg. 25).
Night time
Avg. Highest Time
12 AM - 11 PM
24AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 11 PM
24AQI
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. 24), while the lowest AQI was between 12 AM to 11 PM (Avg. 24).
2025 Days Vs Air Quality
Hill St, Pullman, Washington, United States
2025
100%
214
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
214 DaysModerate
0 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 100%
Health Risk Level:
Very Low
In 2025, 100% of 215 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
Hill St, Pullman, Washington, 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 January 2025
25AQI
25AQI
2nd January 2025
23AQI
23AQI
3rd January 2025
19AQI
19AQI
4th January 2025
18AQI
18AQI
5th January 2025
22AQI
22AQI
6th January 2025
23AQI
23AQI
7th January 2025
18AQI
18AQI
8th January 2025
24AQI
24AQI
9th January 2025
22AQI
22AQI
10th January 2025
28AQI
28AQI
11th January 2025
21AQI
21AQI
12th January 2025
19AQI
19AQI
13th January 2025
25AQI
25AQI
14th January 2025
21AQI
21AQI
15th January 2025
35AQI
35AQI
16th January 2025
31AQI
31AQI
17th January 2025
32AQI
32AQI
18th January 2025
22AQI
22AQI
19th January 2025
22AQI
22AQI
20th January 2025
20AQI
20AQI
21st January 2025
26AQI
26AQI
22nd January 2025
43AQI
43AQI
23rd January 2025
37AQI
37AQI
24th January 2025
42AQI
42AQI
25th January 2025
25AQI
25AQI
26th January 2025
30AQI
30AQI
27th January 2025
31AQI
31AQI
28th January 2025
33AQI
33AQI
29th January 2025
36AQI
36AQI
30th January 2025
37AQI
37AQI
31st January 2025
30AQI
30AQI
1st February 2025
15AQI
15AQI
2nd February 2025
18AQI
18AQI
3rd February 2025
19AQI
19AQI
4th February 2025
24AQI
24AQI
5th February 2025
20AQI
20AQI
6th February 2025
27AQI
27AQI
7th February 2025
24AQI
24AQI
8th February 2025
25AQI
25AQI
9th February 2025
43AQI
43AQI
10th February 2025
26AQI
26AQI
11th February 2025
26AQI
26AQI
12th February 2025
32AQI
32AQI
13th February 2025
21AQI
21AQI
14th February 2025
33AQI
33AQI
15th February 2025
30AQI
30AQI
16th February 2025
30AQI
30AQI
17th February 2025
32AQI
32AQI
18th February 2025
35AQI
35AQI
19th February 2025
22AQI
22AQI
20th February 2025
28AQI
28AQI
21st February 2025
21AQI
21AQI
22nd February 2025
20AQI
20AQI
23rd February 2025
19AQI
19AQI
24th February 2025
18AQI
18AQI
25th February 2025
22AQI
22AQI
26th February 2025
19AQI
19AQI
27th February 2025
18AQI
18AQI
28th February 2025
19AQI
19AQI
1st March 2025
20AQI
20AQI
2nd March 2025
24AQI
24AQI
3rd March 2025
18AQI
18AQI
4th March 2025
18AQI
18AQI
5th March 2025
16AQI
16AQI
6th March 2025
15AQI
15AQI
7th March 2025
16AQI
16AQI
8th March 2025
17AQI
17AQI
9th March 2025
17AQI
17AQI
10th March 2025
16AQI
16AQI
11th March 2025
16AQI
16AQI
12th March 2025
16AQI
16AQI
13th March 2025
16AQI
16AQI
14th March 2025
15AQI
15AQI
15th March 2025
14AQI
14AQI
16th March 2025
14AQI
14AQI
17th March 2025
14AQI
14AQI
18th March 2025
14AQI
14AQI
19th March 2025
15AQI
15AQI
20th March 2025
15AQI
15AQI
21st March 2025
15AQI
15AQI
22nd March 2025
15AQI
15AQI
23rd March 2025
15AQI
15AQI
24th March 2025
14AQI
14AQI
25th March 2025
20AQI
20AQI
26th March 2025
19AQI
19AQI
27th March 2025
16AQI
16AQI
28th March 2025
16AQI
16AQI
29th March 2025
14AQI
14AQI
30th March 2025
15AQI
15AQI
31st March 2025
16AQI
16AQI
1st April 2025
16AQI
16AQI
2nd April 2025
16AQI
16AQI
3rd April 2025
15AQI
15AQI
4th April 2025
16AQI
16AQI
5th April 2025
15AQI
15AQI
6th April 2025
18AQI
18AQI
7th April 2025
19AQI
19AQI
8th April 2025
13AQI
13AQI
9th April 2025
12AQI
12AQI
10th April 2025
15AQI
15AQI
11th April 2025
15AQI
15AQI
12th April 2025
15AQI
15AQI
13th April 2025
16AQI
16AQI
14th April 2025
20AQI
20AQI
15th April 2025
24AQI
24AQI
16th April 2025
21AQI
21AQI
17th April 2025
18AQI
18AQI
18th April 2025
17AQI
17AQI
19th April 2025
15AQI
15AQI
20th April 2025
17AQI
17AQI
21st April 2025
13AQI
13AQI
22nd April 2025
13AQI
13AQI
23rd April 2025
17AQI
17AQI
24th April 2025
26AQI
26AQI
25th April 2025
20AQI
20AQI
26th April 2025
25AQI
25AQI
27th April 2025
29AQI
29AQI
28th April 2025
18AQI
18AQI
29th April 2025
14AQI
14AQI
30th April 2025
16AQI
16AQI
1st May 2025
17AQI
17AQI
2nd May 2025
20AQI
20AQI
3rd May 2025
15AQI
15AQI
4th May 2025
13AQI
13AQI
5th May 2025
13AQI
13AQI
6th May 2025
14AQI
14AQI
7th May 2025
14AQI
14AQI
8th May 2025
14AQI
14AQI
9th May 2025
16AQI
16AQI
10th May 2025
19AQI
19AQI
11th May 2025
17AQI
17AQI
12th May 2025
15AQI
15AQI
13th May 2025
13AQI
13AQI
14th May 2025
14AQI
14AQI
15th May 2025
15AQI
15AQI
16th May 2025
13AQI
13AQI
17th May 2025
12AQI
12AQI
18th May 2025
12AQI
12AQI
19th May 2025
12AQI
12AQI
20th May 2025
11AQI
11AQI
21st May 2025
11AQI
11AQI
22nd May 2025
14AQI
14AQI
23rd May 2025
16AQI
16AQI
24th May 2025
15AQI
15AQI
25th May 2025
17AQI
17AQI
26th May 2025
17AQI
17AQI
27th May 2025
13AQI
13AQI
28th May 2025
14AQI
14AQI
29th May 2025
15AQI
15AQI
30th May 2025
14AQI
14AQI
31st May 2025
19AQI
19AQI
1st June 2025
25AQI
25AQI
2nd June 2025
13AQI
13AQI
3rd June 2025
14AQI
14AQI
4th June 2025
15AQI
15AQI
5th June 2025
17AQI
17AQI
6th June 2025
18AQI
18AQI
7th June 2025
18AQI
18AQI
8th June 2025
19AQI
19AQI
9th June 2025
21AQI
21AQI
10th June 2025
22AQI
22AQI
11th June 2025
26AQI
26AQI
12th June 2025
37AQI
37AQI
13th June 2025
20AQI
20AQI
14th June 2025
18AQI
18AQI
15th June 2025
18AQI
18AQI
16th June 2025
19AQI
19AQI
17th June 2025
21AQI
21AQI
18th June 2025
16AQI
16AQI
19th June 2025
16AQI
16AQI
20th June 2025
17AQI
17AQI
21st June 2025
12AQI
12AQI
22nd June 2025
12AQI
12AQI
23rd June 2025
22AQI
22AQI
24th June 2025
37AQI
37AQI
25th June 2025
33AQI
33AQI
26th June 2025
18AQI
18AQI
27th June 2025
14AQI
14AQI
28th June 2025
12AQI
12AQI
29th June 2025
15AQI
15AQI
30th June 2025
16AQI
16AQI
1st July 2025
19AQI
19AQI
2nd July 2025
22AQI
22AQI
3rd July 2025
18AQI
18AQI
4th July 2025
17AQI
17AQI
5th July 2025
18AQI
18AQI
6th July 2025
17AQI
17AQI
7th July 2025
19AQI
19AQI
8th July 2025
20AQI
20AQI
9th July 2025
18AQI
18AQI
10th July 2025
15AQI
15AQI
11th July 2025
18AQI
18AQI
12th July 2025
20AQI
20AQI
13th July 2025
18AQI
18AQI
14th July 2025
17AQI
17AQI
15th July 2025
18AQI
18AQI
16th July 2025
31AQI
31AQI
17th July 2025
38AQI
38AQI
18th July 2025
25AQI
25AQI
19th July 2025
29AQI
29AQI
20th July 2025
37AQI
37AQI
21st July 2025
27AQI
27AQI
22nd July 2025
35AQI
35AQI
23rd July 2025
32AQI
32AQI
24th July 2025
28AQI
28AQI
25th July 2025
19AQI
19AQI
26th July 2025
16AQI
16AQI
27th July 2025
15AQI
15AQI
28th July 2025
16AQI
16AQI
29th July 2025
23AQI
23AQI
30th July 2025
21AQI
21AQI
31st July 2025
28AQI
28AQI
1st August 2025
40AQI
40AQI
2nd August 2025
47AQI
47AQI
27AQI
25AQI
16AQI
17AQI
15AQI
19AQI
22AQI
44AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202520AQI
31
28
31
30
31
30
31
2
214
Highest AQI recorded in
August44AQI
Lowest AQI recorded in
May15AQI
202422AQI
29
2
29
31
30
31
29
25
6
27
4
26
4
31
26
4
31
345
20
Highest AQI recorded in
July37AQI
Lowest AQI recorded in
March9AQI
202321AQI
31
28
31
30
28
3
29
1
31
23
6
1
1
29
1
30
1
27
2
31
348
14
1
1
Highest AQI recorded in
August52AQI
Lowest AQI recorded in
April12AQI
202221AQI
30
21
31
24
31
30
21
1
19
6
2
2
25
6
25
5
27
285
17
2
2
Highest AQI recorded in
September52AQI
Lowest AQI recorded in
March9AQI
202122AQI
30
28
31
30
31
27
26
4
1
16
8
4
2
1
25
5
31
29
1
31
335
18
5
2
1
Highest AQI recorded in
August64AQI
Lowest AQI recorded in
May11AQI
202023AQI
13
20
18
30
31
31
21
1
1
7
31
30
31
256
1
1
7
Highest AQI recorded in
September68AQI
Lowest AQI recorded in
May10AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2020(Avg.)
23AQILeast Polluted Year Recorded
2025(Avg.)
20AQIHill St's annual 2025 AQI (20) shows an average percentage change of -5.4% (improved AQI) compared to previous years: 2020 (23), 2021 (22), 2022 (21), 2023 (21), 2024 (22).
