Dayan, Yunnan, China 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+
July Air Quality Analysis
Dayan, Yunnan, China
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
9th Jul 2022
66AQILowest AQI recorded on
16th Jul 2026
14AQISame Day Analysis (30th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 19 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 30th Jul - 31st Jul 2026
Dayan, Yunnan, China
AQI
Day
Night
.
6 AM30th Jul 2026
8 PM
5 AM31st Jul 2026
Day time
Avg. Highest Time
10AM30th Jul
28AQI
Avg. Lowest Time
7PM30th Jul
12AQI
Night time
Avg. Highest Time
5AM31st Jul
21AQI
Avg. Lowest Time
10PM30th Jul
13AQI
In the last 24 hours,
Dayan's AQI reached its highest point of 28 at 10 AM during the Day, while the lowest point, 12, was recorded at 7 PM during the Day between 30th Jul and 31st Jul 2026.
Day & Night AQI Trend : Jul 2026
Dayan, Yunnan, China
Jul
02nd - 03rd03rd - 04th04th - 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
Day
Night
2nd Jul 2026256 AMAQI
2nd Jul 2026137 AMAQI
2nd Jul 2026128 AMAQI
2nd Jul 2026249 AMAQI
2nd Jul 20262110 AMAQI
2nd Jul 20261911 AMAQI
2nd Jul 20261912 PMAQI
2nd Jul 2026191 PMAQI
2nd Jul 2026202 PMAQI
2nd Jul 2026203 PMAQI
2nd Jul 2026224 PMAQI
2nd Jul 2026215 PMAQI
2nd Jul 2026246 PMAQI
2nd Jul 2026187 PMAQI
2nd Jul 2026248 PMAQI
2nd Jul 2026249 PMAQI
2nd Jul 20262410 PMAQI
2nd Jul 20262611 PMAQI
3rd Jul 20262612 AMAQI
3rd Jul 2026231 AMAQI
3rd Jul 2026242 AMAQI
3rd Jul 2026233 AMAQI
3rd Jul 2026254 AMAQI
3rd Jul 2026235 AMAQI
13°C12/14°C
3rd Jul 2026136 AMAQI
3rd Jul 2026257 AMAQI
3rd Jul 2026228 AMAQI
3rd Jul 2026229 AMAQI
3rd Jul 20262110 AMAQI
3rd Jul 20262111 AMAQI
3rd Jul 20262512 PMAQI
3rd Jul 2026251 PMAQI
3rd Jul 2026222 PMAQI
3rd Jul 2026253 PMAQI
3rd Jul 2026254 PMAQI
3rd Jul 2026245 PMAQI
3rd Jul 2026196 PMAQI
3rd Jul 2026157 PMAQI
3rd Jul 2026248 PMAQI
3rd Jul 2026269 PMAQI
3rd Jul 20262710 PMAQI
3rd Jul 20262711 PMAQI
4th Jul 20262812 AMAQI
4th Jul 2026261 AMAQI
4th Jul 2026262 AMAQI
4th Jul 2026253 AMAQI
4th Jul 2026254 AMAQI
4th Jul 2026255 AMAQI
15°C12/21°C
4th Jul 2026246 AMAQI
4th Jul 2026257 AMAQI
4th Jul 2026238 AMAQI
4th Jul 2026239 AMAQI
4th Jul 20262310 AMAQI
4th Jul 20262211 AMAQI
4th Jul 20262212 PMAQI
4th Jul 2026221 PMAQI
4th Jul 2026222 PMAQI
4th Jul 2026253 PMAQI
4th Jul 2026254 PMAQI
4th Jul 2026175 PMAQI
4th Jul 2026246 PMAQI
4th Jul 2026247 PMAQI
4th Jul 2026248 PMAQI
4th Jul 2026249 PMAQI
4th Jul 20262410 PMAQI
4th Jul 20261811 PMAQI
5th Jul 20262212 AMAQI
5th Jul 2026211 AMAQI
5th Jul 2026222 AMAQI
5th Jul 2026213 AMAQI
5th Jul 2026184 AMAQI
5th Jul 2026225 AMAQI
17°C13/22°C
5th Jul 2026216 AMAQI
5th Jul 2026207 AMAQI
5th Jul 2026158 AMAQI
5th Jul 2026199 AMAQI
5th Jul 20261910 AMAQI
5th Jul 20261911 AMAQI
5th Jul 20262012 PMAQI
5th Jul 2026221 PMAQI
5th Jul 2026232 PMAQI
5th Jul 2026193 PMAQI
5th Jul 2026164 PMAQI
5th Jul 2026175 PMAQI
5th Jul 2026206 PMAQI
5th Jul 2026207 PMAQI
5th Jul 2026248 PMAQI
5th Jul 2026229 PMAQI
5th Jul 20262610 PMAQI
5th Jul 20262611 PMAQI
6th Jul 20262612 AMAQI
6th Jul 2026261 AMAQI
6th Jul 2026262 AMAQI
6th Jul 2026233 AMAQI
6th Jul 2026264 AMAQI
6th Jul 2026255 AMAQI
18°C14/25°C
6th Jul 2026236 AMAQI
6th Jul 2026237 AMAQI
6th Jul 2026198 AMAQI
6th Jul 2026229 AMAQI
6th Jul 20262110 AMAQI
6th Jul 20262011 AMAQI
6th Jul 20261912 PMAQI
6th Jul 2026231 PMAQI
6th Jul 2026232 PMAQI
6th Jul 2026173 PMAQI
6th Jul 2026174 PMAQI
6th Jul 2026205 PMAQI
6th Jul 2026226 PMAQI
6th Jul 2026267 PMAQI
6th Jul 2026258 PMAQI
6th Jul 2026249 PMAQI
6th Jul 20262210 PMAQI
6th Jul 20262611 PMAQI
7th Jul 20262812 AMAQI
7th Jul 2026281 AMAQI
7th Jul 2026282 AMAQI
7th Jul 2026263 AMAQI
7th Jul 2026284 AMAQI
7th Jul 2026295 AMAQI
19°C15/24°C
7th Jul 2026246 AMAQI
7th Jul 2026257 AMAQI
7th Jul 2026228 AMAQI
7th Jul 2026239 AMAQI
7th Jul 20261710 AMAQI
7th Jul 20261911 AMAQI
7th Jul 20262212 PMAQI
7th Jul 2026231 PMAQI
7th Jul 2026252 PMAQI
7th Jul 2026213 PMAQI
7th Jul 2026194 PMAQI
7th Jul 2026175 PMAQI
7th Jul 2026256 PMAQI
7th Jul 2026137 PMAQI
7th Jul 2026248 PMAQI
7th Jul 2026259 PMAQI
7th Jul 20262510 PMAQI
7th Jul 20262711 PMAQI
8th Jul 20261812 AMAQI
8th Jul 2026171 AMAQI
8th Jul 2026282 AMAQI
8th Jul 2026263 AMAQI
8th Jul 2026254 AMAQI
8th Jul 2026275 AMAQI
17°C15/21°C
8th Jul 2026146 AMAQI
8th Jul 2026237 AMAQI
8th Jul 2026228 AMAQI
8th Jul 2026269 AMAQI
8th Jul 20262410 AMAQI
8th Jul 20262311 AMAQI
8th Jul 20262212 PMAQI
8th Jul 2026241 PMAQI
8th Jul 2026242 PMAQI
8th Jul 2026253 PMAQI
8th Jul 2026244 PMAQI
8th Jul 2026185 PMAQI
8th Jul 2026196 PMAQI
8th Jul 2026197 PMAQI
8th Jul 2026228 PMAQI
8th Jul 2026239 PMAQI
8th Jul 20262210 PMAQI
8th Jul 20262911 PMAQI
9th Jul 20262812 AMAQI
9th Jul 2026261 AMAQI
9th Jul 2026282 AMAQI
9th Jul 2026263 AMAQI
9th Jul 2026264 AMAQI
9th Jul 2026235 AMAQI
18°C14/25°C
9th Jul 2026276 AMAQI
9th Jul 202697 AMAQI
9th Jul 2026208 AMAQI
9th Jul 2026219 AMAQI
9th Jul 20262210 AMAQI
9th Jul 20262311 AMAQI
9th Jul 20262112 PMAQI
9th Jul 2026241 PMAQI
9th Jul 2026262 PMAQI
9th Jul 2026203 PMAQI
9th Jul 2026184 PMAQI
9th Jul 2026185 PMAQI
9th Jul 2026196 PMAQI
9th Jul 2026247 PMAQI
9th Jul 2026268 PMAQI
9th Jul 2026269 PMAQI
9th Jul 20262910 PMAQI
9th Jul 20262711 PMAQI
10th Jul 20262412 AMAQI
10th Jul 2026271 AMAQI
10th Jul 2026252 AMAQI
10th Jul 2026233 AMAQI
10th Jul 2026184 AMAQI
10th Jul 2026175 AMAQI
18°C14/24°C
10th Jul 2026216 AMAQI
10th Jul 2026267 AMAQI
10th Jul 2026278 AMAQI
10th Jul 2026239 AMAQI
10th Jul 20262710 AMAQI
10th Jul 20262711 AMAQI
10th Jul 20262412 PMAQI
10th Jul 202691 PMAQI
10th Jul 2026102 PMAQI
10th Jul 2026103 PMAQI
10th Jul 2026104 PMAQI
10th Jul 2026105 PMAQI
10th Jul 2026116 PMAQI
10th Jul 2026127 PMAQI
10th Jul 2026298 PMAQI
10th Jul 2026289 PMAQI
10th Jul 20262810 PMAQI
10th Jul 20262911 PMAQI
11th Jul 20262912 AMAQI
11th Jul 2026291 AMAQI
11th Jul 2026142 AMAQI
11th Jul 2026213 AMAQI
11th Jul 2026264 AMAQI
11th Jul 2026185 AMAQI
19°C15/26°C
11th Jul 2026156 AMAQI
11th Jul 2026227 AMAQI
11th Jul 2026298 AMAQI
11th Jul 2026219 AMAQI
11th Jul 20262310 AMAQI
11th Jul 20262511 AMAQI
11th Jul 20262312 PMAQI
11th Jul 2026201 PMAQI
11th Jul 2026172 PMAQI
11th Jul 202683 PMAQI
11th Jul 202694 PMAQI
11th Jul 2026215 PMAQI
11th Jul 2026126 PMAQI
11th Jul 2026167 PMAQI
11th Jul 2026208 PMAQI
11th Jul 2026179 PMAQI
11th Jul 20261810 PMAQI
11th Jul 20261211 PMAQI
12th Jul 20261512 AMAQI
12th Jul 2026101 AMAQI
12th Jul 2026172 AMAQI
12th Jul 2026153 AMAQI
12th Jul 2026194 AMAQI
12th Jul 202695 AMAQI
19°C16/23°C
12th Jul 2026176 AMAQI
12th Jul 2026267 AMAQI
12th Jul 2026188 AMAQI
12th Jul 2026109 AMAQI
12th Jul 20262010 AMAQI
12th Jul 20262011 AMAQI
12th Jul 20261012 PMAQI
12th Jul 202681 PMAQI
12th Jul 2026102 PMAQI
12th Jul 2026133 PMAQI
12th Jul 2026174 PMAQI
12th Jul 2026165 PMAQI
12th Jul 2026156 PMAQI
12th Jul 2026227 PMAQI
12th Jul 2026188 PMAQI
12th Jul 2026199 PMAQI
12th Jul 2026810 PMAQI
12th Jul 20261111 PMAQI
13th Jul 20261812 AMAQI
13th Jul 2026141 AMAQI
13th Jul 2026192 AMAQI
13th Jul 2026133 AMAQI
13th Jul 2026194 AMAQI
13th Jul 2026185 AMAQI
19°C15/23°C
13th Jul 2026106 AMAQI
13th Jul 2026137 AMAQI
13th Jul 2026108 AMAQI
13th Jul 2026219 AMAQI
13th Jul 20262010 AMAQI
13th Jul 20261711 AMAQI
13th Jul 20261212 PMAQI
13th Jul 2026111 PMAQI
13th Jul 2026202 PMAQI
13th Jul 2026233 PMAQI
13th Jul 2026254 PMAQI
13th Jul 2026265 PMAQI
13th Jul 2026236 PMAQI
13th Jul 2026247 PMAQI
13th Jul 2026308 PMAQI
13th Jul 2026319 PMAQI
13th Jul 20263410 PMAQI
13th Jul 20263211 PMAQI
14th Jul 20263312 AMAQI
14th Jul 2026301 AMAQI
14th Jul 2026292 AMAQI
14th Jul 2026273 AMAQI
14th Jul 2026294 AMAQI
14th Jul 2026295 AMAQI
19°C15/26°C
14th Jul 2026296 AMAQI
14th Jul 2026267 AMAQI
14th Jul 2026298 AMAQI
14th Jul 2026309 AMAQI
14th Jul 20262410 AMAQI
14th Jul 20262311 AMAQI
14th Jul 20262012 PMAQI
14th Jul 2026201 PMAQI
14th Jul 2026182 PMAQI
14th Jul 2026223 PMAQI
14th Jul 2026264 PMAQI
14th Jul 2026295 PMAQI
14th Jul 2026296 PMAQI
14th Jul 2026287 PMAQI
14th Jul 2026308 PMAQI
14th Jul 2026319 PMAQI
14th Jul 20263510 PMAQI
14th Jul 20263511 PMAQI
15th Jul 20263212 AMAQI
15th Jul 2026321 AMAQI
15th Jul 2026302 AMAQI
15th Jul 2026273 AMAQI
15th Jul 2026304 AMAQI
15th Jul 2026265 AMAQI
19°C15/25°C
15th Jul 2026286 AMAQI
15th Jul 2026307 AMAQI
15th Jul 2026298 AMAQI
15th Jul 2026309 AMAQI
15th Jul 20262410 AMAQI
15th Jul 20262311 AMAQI
15th Jul 20262812 PMAQI
15th Jul 2026271 PMAQI
15th Jul 2026242 PMAQI
15th Jul 2026213 PMAQI
15th Jul 2026174 PMAQI
15th Jul 2026175 PMAQI
15th Jul 2026136 PMAQI
15th Jul 2026167 PMAQI
15th Jul 2026158 PMAQI
15th Jul 2026129 PMAQI
15th Jul 20261210 PMAQI
15th Jul 20261511 PMAQI
16th Jul 20261812 AMAQI
16th Jul 2026201 AMAQI
16th Jul 2026162 AMAQI
16th Jul 2026123 AMAQI
16th Jul 202684 AMAQI
16th Jul 2026105 AMAQI
19°C15/26°C
16th Jul 2026126 AMAQI
16th Jul 2026117 AMAQI
16th Jul 2026158 AMAQI
16th Jul 2026139 AMAQI
16th Jul 20261410 AMAQI
16th Jul 20261311 AMAQI
16th Jul 20261312 PMAQI
16th Jul 2026191 PMAQI
16th Jul 2026112 PMAQI
16th Jul 2026173 PMAQI
16th Jul 2026194 PMAQI
16th Jul 2026165 PMAQI
16th Jul 2026166 PMAQI
16th Jul 2026127 PMAQI
16th Jul 2026138 PMAQI
16th Jul 2026169 PMAQI
16th Jul 20261210 PMAQI
16th Jul 20261411 PMAQI
17th Jul 20261412 AMAQI
17th Jul 2026131 AMAQI
17th Jul 2026122 AMAQI
17th Jul 2026103 AMAQI
17th Jul 2026194 AMAQI
17th Jul 2026255 AMAQI
19°C15/24°C
17th Jul 2026266 AMAQI
17th Jul 2026227 AMAQI
17th Jul 2026258 AMAQI
17th Jul 2026279 AMAQI
17th Jul 20262510 AMAQI
17th Jul 20262411 AMAQI
17th Jul 20261812 PMAQI
17th Jul 2026191 PMAQI
17th Jul 2026212 PMAQI
17th Jul 2026153 PMAQI
17th Jul 2026154 PMAQI
17th Jul 2026145 PMAQI
17th Jul 2026136 PMAQI
17th Jul 2026177 PMAQI
17th Jul 2026178 PMAQI
17th Jul 2026189 PMAQI
17th Jul 20261810 PMAQI
17th Jul 20261711 PMAQI
18th Jul 20261712 AMAQI
18th Jul 2026181 AMAQI
18th Jul 2026162 AMAQI
18th Jul 2026163 AMAQI
18th Jul 2026174 AMAQI
18th Jul 2026185 AMAQI
18°C15/22°C
18th Jul 2026216 AMAQI
18th Jul 2026167 AMAQI
18th Jul 2026208 AMAQI
18th Jul 2026199 AMAQI
18th Jul 20262110 AMAQI
18th Jul 20261911 AMAQI
18th Jul 20262012 PMAQI
18th Jul 2026201 PMAQI
18th Jul 2026202 PMAQI
18th Jul 2026213 PMAQI
18th Jul 2026214 PMAQI
18th Jul 2026195 PMAQI
18th Jul 2026216 PMAQI
18th Jul 2026217 PMAQI
18th Jul 2026208 PMAQI
18th Jul 2026219 PMAQI
18th Jul 20261910 PMAQI
18th Jul 20261111 PMAQI
19th Jul 20261812 AMAQI
19th Jul 2026221 AMAQI
19th Jul 2026252 AMAQI
19th Jul 2026263 AMAQI
19th Jul 2026194 AMAQI
19th Jul 2026315 AMAQI
17°C15/21°C
19th Jul 2026246 AMAQI
19th Jul 2026217 AMAQI
19th Jul 2026178 AMAQI
19th Jul 2026189 AMAQI
19th Jul 20261510 AMAQI
19th Jul 20261611 AMAQI
19th Jul 20261512 PMAQI
19th Jul 2026181 PMAQI
19th Jul 2026182 PMAQI
19th Jul 2026163 PMAQI
19th Jul 2026134 PMAQI
19th Jul 2026135 PMAQI
19th Jul 2026116 PMAQI
19th Jul 2026177 PMAQI
19th Jul 2026138 PMAQI
19th Jul 2026249 PMAQI
19th Jul 20262310 PMAQI
19th Jul 20261811 PMAQI
20th Jul 20261612 AMAQI
20th Jul 2026221 AMAQI
20th Jul 2026222 AMAQI
20th Jul 2026213 AMAQI
20th Jul 2026174 AMAQI
20th Jul 2026155 AMAQI
15°C13/20°C
20th Jul 2026166 AMAQI
20th Jul 2026187 AMAQI
20th Jul 2026218 AMAQI
20th Jul 2026179 AMAQI
20th Jul 20261610 AMAQI
20th Jul 20262011 AMAQI
20th Jul 20262212 PMAQI
20th Jul 2026191 PMAQI
20th Jul 2026162 PMAQI
20th Jul 2026183 PMAQI
20th Jul 2026204 PMAQI
20th Jul 2026235 PMAQI
20th Jul 2026206 PMAQI
20th Jul 2026237 PMAQI
20th Jul 2026228 PMAQI
20th Jul 2026219 PMAQI
20th Jul 20262910 PMAQI
20th Jul 20262311 PMAQI
21st Jul 20262112 AMAQI
21st Jul 2026171 AMAQI
21st Jul 2026162 AMAQI
21st Jul 2026143 AMAQI
21st Jul 2026134 AMAQI
21st Jul 2026165 AMAQI
18°C12/25°C
21st Jul 2026196 AMAQI
21st Jul 2026197 AMAQI
21st Jul 2026158 AMAQI
21st Jul 2026149 AMAQI
21st Jul 20262210 AMAQI
21st Jul 20262512 PMAQI
21st Jul 2026261 PMAQI
21st Jul 2026242 PMAQI
21st Jul 2026233 PMAQI
21st Jul 2026224 PMAQI
21st Jul 2026235 PMAQI
21st Jul 2026446 PMAQI
21st Jul 2026267 PMAQI
21st Jul 2026248 PMAQI
21st Jul 2026179 PMAQI
21st Jul 20261510 PMAQI
21st Jul 20261611 PMAQI
22nd Jul 20261912 AMAQI
22nd Jul 2026181 AMAQI
22nd Jul 2026182 AMAQI
22nd Jul 2026183 AMAQI
22nd Jul 2026214 AMAQI
22nd Jul 2026165 AMAQI
18°C13/24°C
22nd Jul 2026216 AMAQI
22nd Jul 2026157 AMAQI
22nd Jul 2026208 AMAQI
22nd Jul 2026179 AMAQI
22nd Jul 20261710 AMAQI
22nd Jul 20262011 AMAQI
22nd Jul 20262012 PMAQI
22nd Jul 2026151 PMAQI
22nd Jul 2026142 PMAQI
22nd Jul 2026133 PMAQI
22nd Jul 2026154 PMAQI
22nd Jul 2026155 PMAQI
22nd Jul 2026156 PMAQI
22nd Jul 2026167 PMAQI
22nd Jul 2026188 PMAQI
22nd Jul 2026209 PMAQI
22nd Jul 20261810 PMAQI
22nd Jul 20262511 PMAQI
23rd Jul 20262912 AMAQI
23rd Jul 2026271 AMAQI
23rd Jul 2026442 AMAQI
23rd Jul 2026423 AMAQI
23rd Jul 2026374 AMAQI
23rd Jul 2026255 AMAQI
18°C14/23°C
23rd Jul 2026216 AMAQI
23rd Jul 2026177 AMAQI
23rd Jul 2026208 AMAQI
23rd Jul 2026239 AMAQI
23rd Jul 20262210 AMAQI
23rd Jul 20262611 AMAQI
23rd Jul 20262912 PMAQI
23rd Jul 2026191 PMAQI
23rd Jul 2026182 PMAQI
23rd Jul 2026153 PMAQI
23rd Jul 2026194 PMAQI
23rd Jul 2026215 PMAQI
23rd Jul 2026216 PMAQI
23rd Jul 2026337 PMAQI
23rd Jul 2026458 PMAQI
23rd Jul 2026509 PMAQI
23rd Jul 20264810 PMAQI
23rd Jul 20264611 PMAQI
24th Jul 20264212 AMAQI
24th Jul 2026271 AMAQI
24th Jul 2026112 AMAQI
24th Jul 2026143 AMAQI
24th Jul 2026164 AMAQI
24th Jul 2026155 AMAQI
18°C13/24°C
24th Jul 2026136 AMAQI
24th Jul 2026167 AMAQI
24th Jul 2026198 AMAQI
24th Jul 2026219 AMAQI
24th Jul 20263610 AMAQI
24th Jul 20263711 AMAQI
24th Jul 20261612 PMAQI
24th Jul 2026211 PMAQI
24th Jul 2026182 PMAQI
24th Jul 2026203 PMAQI
24th Jul 2026214 PMAQI
24th Jul 2026195 PMAQI
24th Jul 2026156 PMAQI
24th Jul 2026177 PMAQI
24th Jul 2026208 PMAQI
24th Jul 2026229 PMAQI
24th Jul 20262310 PMAQI
24th Jul 20261911 PMAQI
25th Jul 20262812 AMAQI
25th Jul 2026271 AMAQI
25th Jul 2026252 AMAQI
25th Jul 2026203 AMAQI
25th Jul 2026194 AMAQI
25th Jul 2026175 AMAQI
17°C14/23°C
25th Jul 2026286 AMAQI
25th Jul 2026247 AMAQI
25th Jul 2026188 AMAQI
25th Jul 2026239 AMAQI
25th Jul 20262210 AMAQI
25th Jul 20262311 AMAQI
25th Jul 20263312 PMAQI
25th Jul 2026291 PMAQI
25th Jul 2026252 PMAQI
25th Jul 2026193 PMAQI
25th Jul 2026174 PMAQI
25th Jul 2026205 PMAQI
25th Jul 2026206 PMAQI
25th Jul 2026187 PMAQI
25th Jul 2026218 PMAQI
25th Jul 2026259 PMAQI
25th Jul 20262710 PMAQI
25th Jul 20262211 PMAQI
26th Jul 20262012 AMAQI
26th Jul 2026201 AMAQI
26th Jul 2026182 AMAQI
26th Jul 2026203 AMAQI
26th Jul 2026204 AMAQI
26th Jul 2026185 AMAQI
18°C12/25°C
26th Jul 2026176 AMAQI
26th Jul 2026197 AMAQI
26th Jul 2026188 AMAQI
26th Jul 2026199 AMAQI
26th Jul 20262010 AMAQI
26th Jul 20262311 AMAQI
26th Jul 20262012 PMAQI
26th Jul 2026191 PMAQI
26th Jul 2026172 PMAQI
26th Jul 2026163 PMAQI
26th Jul 2026154 PMAQI
26th Jul 2026165 PMAQI
26th Jul 2026156 PMAQI
26th Jul 2026147 PMAQI
26th Jul 2026178 PMAQI
26th Jul 2026189 PMAQI
26th Jul 20261810 PMAQI
26th Jul 20261711 PMAQI
27th Jul 20261612 AMAQI
27th Jul 2026161 AMAQI
27th Jul 2026152 AMAQI
27th Jul 2026133 AMAQI
27th Jul 2026124 AMAQI
27th Jul 2026125 AMAQI
18°C12/25°C
27th Jul 2026126 AMAQI
27th Jul 2026137 AMAQI
27th Jul 2026128 AMAQI
27th Jul 2026119 AMAQI
27th Jul 20261610 AMAQI
27th Jul 20261411 AMAQI
27th Jul 20261312 PMAQI
27th Jul 2026121 PMAQI
27th Jul 2026142 PMAQI
27th Jul 2026163 PMAQI
27th Jul 2026134 PMAQI
27th Jul 2026155 PMAQI
27th Jul 2026146 PMAQI
27th Jul 2026157 PMAQI
27th Jul 2026128 PMAQI
27th Jul 2026149 PMAQI
27th Jul 20261510 PMAQI
27th Jul 20261511 PMAQI
28th Jul 20261412 AMAQI
28th Jul 2026131 AMAQI
28th Jul 2026142 AMAQI
28th Jul 2026133 AMAQI
28th Jul 2026144 AMAQI
28th Jul 2026125 AMAQI
15°C14/17°C
28th Jul 2026136 AMAQI
28th Jul 202687 AMAQI
28th Jul 2026148 AMAQI
28th Jul 2026199 AMAQI
28th Jul 20264210 AMAQI
28th Jul 20264211 AMAQI
28th Jul 20262012 PMAQI
28th Jul 2026181 PMAQI
28th Jul 2026172 PMAQI
28th Jul 2026183 PMAQI
28th Jul 2026184 PMAQI
28th Jul 2026195 PMAQI
28th Jul 2026206 PMAQI
28th Jul 2026227 PMAQI
28th Jul 2026178 PMAQI
28th Jul 2026129 PMAQI
28th Jul 20261610 PMAQI
28th Jul 20262211 PMAQI
29th Jul 20262712 AMAQI
29th Jul 2026181 AMAQI
29th Jul 2026192 AMAQI
29th Jul 2026193 AMAQI
29th Jul 2026174 AMAQI
29th Jul 2026235 AMAQI
15°C13/21°C
29th Jul 2026216 AMAQI
29th Jul 2026227 AMAQI
29th Jul 2026178 AMAQI
29th Jul 2026169 AMAQI
29th Jul 20261910 AMAQI
29th Jul 20262111 AMAQI
29th Jul 20261912 PMAQI
29th Jul 2026211 PMAQI
29th Jul 2026262 PMAQI
29th Jul 2026293 PMAQI
29th Jul 2026264 PMAQI
29th Jul 2026255 PMAQI
29th Jul 2026196 PMAQI
29th Jul 2026177 PMAQI
29th Jul 2026198 PMAQI
29th Jul 2026249 PMAQI
29th Jul 20261610 PMAQI
29th Jul 20261711 PMAQI
30th Jul 20261612 AMAQI
30th Jul 2026181 AMAQI
30th Jul 2026182 AMAQI
30th Jul 2026213 AMAQI
30th Jul 2026204 AMAQI
30th Jul 2026225 AMAQI
16°C14/20°C
30th Jul 2026236 AMAQI
30th Jul 2026247 AMAQI
30th Jul 2026278 AMAQI
30th Jul 2026269 AMAQI
30th Jul 20262810 AMAQI
30th Jul 20262411 AMAQI
30th Jul 20262212 PMAQI
30th Jul 2026181 PMAQI
30th Jul 2026192 PMAQI
30th Jul 2026193 PMAQI
30th Jul 2026144 PMAQI
30th Jul 2026135 PMAQI
30th Jul 2026146 PMAQI
30th Jul 2026127 PMAQI
30th Jul 2026158 PMAQI
30th Jul 2026169 PMAQI
30th Jul 20261310 PMAQI
30th Jul 20261611 PMAQI
31st Jul 20261812 AMAQI
31st Jul 2026151 AMAQI
31st Jul 2026192 AMAQI
31st Jul 2026173 AMAQI
31st Jul 2026194 AMAQI
31st Jul 2026215 AMAQI
15°C14/18°C
31st Jul 2026186 AMAQI
6 AM31st Jul 2026147 AMAQI
31st Jul 2026178 AMAQI
31st Jul 2026149 AMAQI
31st Jul 20262210 AMAQI
31st Jul 20261611 AMAQI
31st Jul 20262012 PMAQI
31st Jul 2026181 PMAQI
1 PM31st Jul 2026162 PMAQI
31st Jul 2026143 PMAQI
31st Jul 2026174 PMAQI
31st Jul 2026145 PMAQI
31st Jul 2026176 PMAQI
31st Jul 2026197 PMAQI
31st Jul 2026178 PMAQI
8 PM31st Jul 2026169 PMAQI
31st Jul 20261410 PMAQI
31st Jul 20261111 PMAQI
1 AM
5 AM
16°C13/20°C
Day time
Avg. Highest Time
10 AM - 11 AM
22AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
2 PM - 7 PM
19AQI
6 hours / Day
180 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 AM to 11 AM (Avg. 22), while the lowest AQI was between 2 PM to 7 PM (Avg. 19).
Night time
Avg. Highest Time
12 AM
23AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
3 AM
20AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 12 AM (Avg. 23), while the lowest AQI was between 3 AM to 3 AM (Avg. 20).
2026 Days Vs Air Quality
Dayan, Yunnan, China
2026
94%
199
6%
12
Total number of days with different AQI categories in last 212 days in 2026 (153 days remaining)
Good
199 DaysModerate
12 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2026, 94% of 212 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
Dayan, Yunnan, China
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
23AQI (US)
23AQI (US)
2nd January 2026
28AQI (US)
28AQI (US)
3rd January 2026
31AQI (US)
31AQI (US)
4th January 2026
32AQI (US)
32AQI (US)
5th January 2026
28AQI (US)
28AQI (US)
6th January 2026
25AQI (US)
25AQI (US)
7th January 2026
30AQI (US)
30AQI (US)
8th January 2026
27AQI (US)
27AQI (US)
9th January 2026
28AQI (US)
28AQI (US)
10th January 2026
25AQI (US)
25AQI (US)
11th January 2026
24AQI (US)
24AQI (US)
12th January 2026
29AQI (US)
29AQI (US)
13th January 2026
32AQI (US)
32AQI (US)
14th January 2026
23AQI (US)
23AQI (US)
15th January 2026
27AQI (US)
27AQI (US)
16th January 2026
19AQI (US)
19AQI (US)
17th January 2026
28AQI (US)
28AQI (US)
18th January 2026
24AQI (US)
24AQI (US)
19th January 2026
23AQI (US)
23AQI (US)
20th January 2026
18AQI (US)
18AQI (US)
21st January 2026
17AQI (US)
17AQI (US)
22nd January 2026
25AQI (US)
25AQI (US)
23rd January 2026
29AQI (US)
29AQI (US)
24th January 2026
24AQI (US)
24AQI (US)
25th January 2026
19AQI (US)
19AQI (US)
26th January 2026
26AQI (US)
26AQI (US)
27th January 2026
35AQI (US)
35AQI (US)
28th January 2026
21AQI (US)
21AQI (US)
29th January 2026
20AQI (US)
20AQI (US)
30th January 2026
21AQI (US)
21AQI (US)
31st January 2026
26AQI (US)
26AQI (US)
1st February 2026
22AQI (US)
22AQI (US)
2nd February 2026
41AQI (US)
41AQI (US)
3rd February 2026
65AQI (US)
65AQI (US)
4th February 2026
66AQI (US)
66AQI (US)
5th February 2026
34AQI (US)
34AQI (US)
6th February 2026
25AQI (US)
25AQI (US)
7th February 2026
22AQI (US)
22AQI (US)
8th February 2026
19AQI (US)
19AQI (US)
9th February 2026
18AQI (US)
18AQI (US)
10th February 2026
26AQI (US)
26AQI (US)
11th February 2026
26AQI (US)
26AQI (US)
12th February 2026
20AQI (US)
20AQI (US)
13th February 2026
22AQI (US)
22AQI (US)
14th February 2026
18AQI (US)
18AQI (US)
15th February 2026
24AQI (US)
24AQI (US)
16th February 2026
28AQI (US)
28AQI (US)
17th February 2026
34AQI (US)
34AQI (US)
18th February 2026
28AQI (US)
28AQI (US)
19th February 2026
40AQI (US)
40AQI (US)
20th February 2026
33AQI (US)
33AQI (US)
21st February 2026
24AQI (US)
24AQI (US)
22nd February 2026
46AQI (US)
46AQI (US)
23rd February 2026
28AQI (US)
28AQI (US)
24th February 2026
29AQI (US)
29AQI (US)
25th February 2026
29AQI (US)
29AQI (US)
26th February 2026
28AQI (US)
28AQI (US)
27th February 2026
36AQI (US)
36AQI (US)
28th February 2026
40AQI (US)
40AQI (US)
1st March 2026
33AQI (US)
33AQI (US)
2nd March 2026
30AQI (US)
30AQI (US)
3rd March 2026
29AQI (US)
29AQI (US)
4th March 2026
26AQI (US)
26AQI (US)
5th March 2026
28AQI (US)
28AQI (US)
6th March 2026
52AQI (US)
52AQI (US)
7th March 2026
52AQI (US)
52AQI (US)
8th March 2026
46AQI (US)
46AQI (US)
9th March 2026
46AQI (US)
46AQI (US)
10th March 2026
25AQI (US)
25AQI (US)
11th March 2026
35AQI (US)
35AQI (US)
12th March 2026
51AQI (US)
51AQI (US)
13th March 2026
46AQI (US)
46AQI (US)
14th March 2026
21AQI (US)
21AQI (US)
15th March 2026
15AQI (US)
15AQI (US)
16th March 2026
27AQI (US)
27AQI (US)
17th March 2026
29AQI (US)
29AQI (US)
18th March 2026
23AQI (US)
23AQI (US)
19th March 2026
24AQI (US)
24AQI (US)
20th March 2026
25AQI (US)
25AQI (US)
21st March 2026
26AQI (US)
26AQI (US)
22nd March 2026
34AQI (US)
34AQI (US)
23rd March 2026
17AQI (US)
17AQI (US)
24th March 2026
16AQI (US)
16AQI (US)
25th March 2026
23AQI (US)
23AQI (US)
26th March 2026
23AQI (US)
23AQI (US)
27th March 2026
30AQI (US)
30AQI (US)
28th March 2026
36AQI (US)
36AQI (US)
29th March 2026
20AQI (US)
20AQI (US)
30th March 2026
15AQI (US)
15AQI (US)
31st March 2026
20AQI (US)
20AQI (US)
1st April 2026
19AQI (US)
19AQI (US)
2nd April 2026
20AQI (US)
20AQI (US)
3rd April 2026
18AQI (US)
18AQI (US)
4th April 2026
21AQI (US)
21AQI (US)
5th April 2026
31AQI (US)
31AQI (US)
6th April 2026
30AQI (US)
30AQI (US)
7th April 2026
25AQI (US)
25AQI (US)
8th April 2026
20AQI (US)
20AQI (US)
9th April 2026
16AQI (US)
16AQI (US)
10th April 2026
18AQI (US)
18AQI (US)
11th April 2026
16AQI (US)
16AQI (US)
12th April 2026
26AQI (US)
26AQI (US)
13th April 2026
38AQI (US)
38AQI (US)
14th April 2026
26AQI (US)
26AQI (US)
15th April 2026
25AQI (US)
25AQI (US)
16th April 2026
20AQI (US)
20AQI (US)
17th April 2026
25AQI (US)
25AQI (US)
18th April 2026
25AQI (US)
25AQI (US)
19th April 2026
25AQI (US)
25AQI (US)
20th April 2026
18AQI (US)
18AQI (US)
21st April 2026
31AQI (US)
31AQI (US)
22nd April 2026
32AQI (US)
32AQI (US)
23rd April 2026
21AQI (US)
21AQI (US)
24th April 2026
35AQI (US)
35AQI (US)
25th April 2026
35AQI (US)
35AQI (US)
26th April 2026
26AQI (US)
26AQI (US)
27th April 2026
26AQI (US)
26AQI (US)
28th April 2026
17AQI (US)
17AQI (US)
29th April 2026
15AQI (US)
15AQI (US)
30th April 2026
24AQI (US)
24AQI (US)
1st May 2026
18AQI (US)
18AQI (US)
2nd May 2026
15AQI (US)
15AQI (US)
3rd May 2026
16AQI (US)
16AQI (US)
4th May 2026
16AQI (US)
16AQI (US)
5th May 2026
23AQI (US)
23AQI (US)
6th May 2026
17AQI (US)
17AQI (US)
7th May 2026
25AQI (US)
25AQI (US)
8th May 2026
26AQI (US)
26AQI (US)
9th May 2026
18AQI (US)
18AQI (US)
10th May 2026
32AQI (US)
32AQI (US)
11th May 2026
21AQI (US)
21AQI (US)
12th May 2026
16AQI (US)
16AQI (US)
13th May 2026
20AQI (US)
20AQI (US)
14th May 2026
21AQI (US)
21AQI (US)
15th May 2026
24AQI (US)
24AQI (US)
16th May 2026
51AQI (US)
51AQI (US)
17th May 2026
53AQI (US)
53AQI (US)
18th May 2026
51AQI (US)
51AQI (US)
19th May 2026
53AQI (US)
53AQI (US)
20th May 2026
59AQI (US)
59AQI (US)
21st May 2026
63AQI (US)
63AQI (US)
22nd May 2026
60AQI (US)
60AQI (US)
23rd May 2026
50AQI (US)
50AQI (US)
24th May 2026
45AQI (US)
45AQI (US)
25th May 2026
49AQI (US)
49AQI (US)
26th May 2026
35AQI (US)
35AQI (US)
27th May 2026
22AQI (US)
22AQI (US)
28th May 2026
24AQI (US)
24AQI (US)
29th May 2026
33AQI (US)
33AQI (US)
30th May 2026
18AQI (US)
18AQI (US)
31st May 2026
17AQI (US)
17AQI (US)
1st June 2026
16AQI (US)
16AQI (US)
2nd June 2026
25AQI (US)
25AQI (US)
3rd June 2026
22AQI (US)
22AQI (US)
4th June 2026
24AQI (US)
24AQI (US)
5th June 2026
19AQI (US)
19AQI (US)
6th June 2026
20AQI (US)
20AQI (US)
7th June 2026
17AQI (US)
17AQI (US)
8th June 2026
19AQI (US)
19AQI (US)
9th June 2026
22AQI (US)
22AQI (US)
10th June 2026
16AQI (US)
16AQI (US)
11th June 2026
22AQI (US)
22AQI (US)
12th June 2026
23AQI (US)
23AQI (US)
13th June 2026
19AQI (US)
19AQI (US)
14th June 2026
21AQI (US)
21AQI (US)
15th June 2026
19AQI (US)
19AQI (US)
16th June 2026
23AQI (US)
23AQI (US)
17th June 2026
22AQI (US)
22AQI (US)
18th June 2026
23AQI (US)
23AQI (US)
19th June 2026
21AQI (US)
21AQI (US)
20th June 2026
21AQI (US)
21AQI (US)
21st June 2026
19AQI (US)
19AQI (US)
22nd June 2026
19AQI (US)
19AQI (US)
23rd June 2026
22AQI (US)
22AQI (US)
24th June 2026
21AQI (US)
21AQI (US)
25th June 2026
21AQI (US)
21AQI (US)
26th June 2026
22AQI (US)
22AQI (US)
27th June 2026
17AQI (US)
17AQI (US)
28th June 2026
18AQI (US)
18AQI (US)
29th June 2026
22AQI (US)
22AQI (US)
30th June 2026
22AQI (US)
22AQI (US)
1st July 2026
23AQI (US)
23AQI (US)
2nd July 2026
21AQI (US)
21AQI (US)
3rd July 2026
23AQI (US)
23AQI (US)
4th July 2026
23AQI (US)
23AQI (US)
5th July 2026
21AQI (US)
21AQI (US)
6th July 2026
23AQI (US)
23AQI (US)
7th July 2026
23AQI (US)
23AQI (US)
8th July 2026
23AQI (US)
23AQI (US)
9th July 2026
23AQI (US)
23AQI (US)
10th July 2026
21AQI (US)
21AQI (US)
11th July 2026
19AQI (US)
19AQI (US)
12th July 2026
15AQI (US)
15AQI (US)
13th July 2026
20AQI (US)
20AQI (US)
14th July 2026
28AQI (US)
28AQI (US)
15th July 2026
23AQI (US)
23AQI (US)
16th July 2026
14AQI (US)
14AQI (US)
17th July 2026
18AQI (US)
18AQI (US)
18th July 2026
19AQI (US)
19AQI (US)
19th July 2026
19AQI (US)
19AQI (US)
20th July 2026
20AQI (US)
20AQI (US)
21st July 2026
20AQI (US)
20AQI (US)
22nd July 2026
18AQI (US)
18AQI (US)
23rd July 2026
29AQI (US)
29AQI (US)
24th July 2026
21AQI (US)
21AQI (US)
25th July 2026
23AQI (US)
23AQI (US)
26th July 2026
18AQI (US)
18AQI (US)
27th July 2026
14AQI (US)
14AQI (US)
28th July 2026
18AQI (US)
18AQI (US)
29th July 2026
21AQI (US)
21AQI (US)
30th July 2026
19AQI (US)
19AQI (US)
31st July 2026
1st August 2026
2nd August 2026
3rd August 2026
4th August 2026
5th August 2026
6th August 2026
7th August 2026
8th August 2026
9th August 2026
10th August 2026
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
25AQI (US)
31AQI (US)
30AQI (US)
24AQI (US)
32AQI (US)
21AQI (US)
21AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202626AQI (US)
31
26
2
28
3
30
24
7
30
30
199
12
Highest AQI (US) recorded in
May32AQI (US)
Lowest AQI (US) recorded in
July21AQI (US)
202551AQI (US)
31
14
14
5
26
4
26
5
26
20
10
25
6
18
13
17
13
24
7
30
31
193
172
Highest AQI (US) recorded in
January68AQI (US)
Lowest AQI (US) recorded in
November32AQI (US)
202451AQI (US)
13
18
10
19
16
15
4
26
10
21
21
9
29
2
14
17
17
13
28
3
19
11
31
181
185
Highest AQI (US) recorded in
April66AQI (US)
Lowest AQI (US) recorded in
October40AQI (US)
202354AQI (US)
31
26
2
7
24
6
23
1
19
12
29
1
29
2
24
7
13
17
21
10
24
2
26
5
198
160
3
Highest AQI (US) recorded in
February81AQI (US)
Lowest AQI (US) recorded in
July38AQI (US)
202255AQI (US)
27
4
12
10
1
1
28
2
11
19
20
11
29
1
16
8
1
11
18
6
25
30
31
133
186
3
Highest AQI (US) recorded in
March71AQI (US)
Lowest AQI (US) recorded in
June40AQI (US)
202150AQI (US)
15
16
13
15
29
2
30
25
6
29
1
30
1
27
4
30
29
2
21
9
15
16
234
129
2
Highest AQI (US) recorded in
March77AQI (US)
Lowest AQI (US) recorded in
June35AQI (US)
202045AQI (US)
2
11
4
16
1
15
3
30
29
2
29
2
27
3
25
6
15
15
19
12
195
70
1
Highest AQI (US) recorded in
April64AQI (US)
Lowest AQI (US) recorded in
June34AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2022(Avg.)
55AQI (US)Least Polluted Year Recorded
2026(Avg.)
26AQI (US)Dayan's annual 2026 AQI (US) (26) shows an average percentage change of -48.8% (improved AQI (US)) compared to previous years: 2020 (45), 2021 (50), 2022 (55), 2023 (54), 2024 (51), 2025 (51).
