Country Background
HistoryAQIPM₂.₅PM₁₀

San Sai District, Chiang Mai, Thailand 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

San Sai District, Chiang Mai, Thailand

2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
6th Aug 2026
45AQI
Lowest AQI recorded on
9th Aug 2026
25AQI

Same Day Analysis (13th August):
On this day, AQI across the 1 years varied significantly: 2026 ranks 1st highest AQI at 40 of Good air quality on the same day.

2026 Days Vs Air Quality

San Sai District, Chiang Mai, Thailand

2026

39%

74

33%

62

12%

23

11%

21

5%

10

Total number of days with different AQI categories in last 225 days in 2026 (140 days remaining)

Good
74 Days
Moderate
62 Days
Poor
23 Days
Unhealthy
21 Days
Severe
10 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 39%

Health Risk Level:

High

In 2026, 39% of 225 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.

Annual Air Quality Insights

San Sai District, Chiang Mai, Thailand

AQI levels in 2026

AQI (US)
PM₂.₅
PM₁₀
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
2nd January 2026
3rd January 2026
4th January 2026
5th January 2026
6th January 2026
7th January 2026
8th January 2026
9th January 2026
10th January 2026
11th January 2026
12th January 2026
13th January 2026
14th January 2026
15th January 2026
16th January 2026
17th January 2026
18th January 2026
19th January 2026
20th January 2026
21st January 2026
22nd January 2026
23rd January 2026
24th January 2026
25th January 2026
26th January 2026
27th January 2026
28th January 2026
29th January 2026
30th January 2026
31st January 2026
1st February 2026
2nd February 2026
3rd February 2026
4th February 2026
5th February 2026
94AQI (US)
6th February 2026
104AQI (US)
7th February 2026
105AQI (US)
8th February 2026
100AQI (US)
9th February 2026
105AQI (US)
10th February 2026
96AQI (US)
11th February 2026
92AQI (US)
12th February 2026
81AQI (US)
13th February 2026
70AQI (US)
14th February 2026
77AQI (US)
15th February 2026
94AQI (US)
16th February 2026
94AQI (US)
17th February 2026
102AQI (US)
18th February 2026
125AQI (US)
19th February 2026
120AQI (US)
20th February 2026
115AQI (US)
21st February 2026
105AQI (US)
22nd February 2026
98AQI (US)
23rd February 2026
111AQI (US)
24th February 2026
82AQI (US)
25th February 2026
46AQI (US)
26th February 2026
57AQI (US)
27th February 2026
76AQI (US)
28th February 2026
99AQI (US)
1st March 2026
109AQI (US)
2nd March 2026
107AQI (US)
3rd March 2026
133AQI (US)
4th March 2026
153AQI (US)
5th March 2026
165AQI (US)
6th March 2026
158AQI (US)
7th March 2026
127AQI (US)
8th March 2026
102AQI (US)
9th March 2026
123AQI (US)
10th March 2026
134AQI (US)
11th March 2026
91AQI (US)
12th March 2026
90AQI (US)
13th March 2026
78AQI (US)
14th March 2026
78AQI (US)
15th March 2026
91AQI (US)
16th March 2026
96AQI (US)
17th March 2026
93AQI (US)
18th March 2026
100AQI (US)
19th March 2026
94AQI (US)
20th March 2026
89AQI (US)
21st March 2026
107AQI (US)
22nd March 2026
97AQI (US)
23rd March 2026
88AQI (US)
24th March 2026
140AQI (US)
25th March 2026
166AQI (US)
26th March 2026
197AQI (US)
27th March 2026
219AQI (US)
28th March 2026
222AQI (US)
29th March 2026
241AQI (US)
30th March 2026
277AQI (US)
31st March 2026
228AQI (US)
1st April 2026
268AQI (US)
2nd April 2026
285AQI (US)
3rd April 2026
274AQI (US)
4th April 2026
275AQI (US)
5th April 2026
229AQI (US)
6th April 2026
184AQI (US)
7th April 2026
172AQI (US)
8th April 2026
153AQI (US)
9th April 2026
154AQI (US)
10th April 2026
158AQI (US)
11th April 2026
157AQI (US)
12th April 2026
191AQI (US)
13th April 2026
182AQI (US)
14th April 2026
167AQI (US)
15th April 2026
144AQI (US)
16th April 2026
156AQI (US)
17th April 2026
187AQI (US)
18th April 2026
171AQI (US)
19th April 2026
170AQI (US)
20th April 2026
149AQI (US)
21st April 2026
154AQI (US)
22nd April 2026
154AQI (US)
23rd April 2026
156AQI (US)
24th April 2026
146AQI (US)
25th April 2026
106AQI (US)
26th April 2026
96AQI (US)
27th April 2026
91AQI (US)
28th April 2026
100AQI (US)
29th April 2026
94AQI (US)
30th April 2026
103AQI (US)
1st May 2026
80AQI (US)
2nd May 2026
82AQI (US)
3rd May 2026
86AQI (US)
4th May 2026
93AQI (US)
5th May 2026
85AQI (US)
6th May 2026
80AQI (US)
7th May 2026
72AQI (US)
8th May 2026
58AQI (US)
9th May 2026
54AQI (US)
10th May 2026
50AQI (US)
11th May 2026
43AQI (US)
12th May 2026
52AQI (US)
13th May 2026
25AQI (US)
14th May 2026
39AQI (US)
15th May 2026
25AQI (US)
16th May 2026
22AQI (US)
17th May 2026
25AQI (US)
18th May 2026
35AQI (US)
19th May 2026
48AQI (US)
20th May 2026
61AQI (US)
21st May 2026
70AQI (US)
22nd May 2026
59AQI (US)
23rd May 2026
36AQI (US)
24th May 2026
33AQI (US)
25th May 2026
29AQI (US)
26th May 2026
38AQI (US)
27th May 2026
56AQI (US)
28th May 2026
51AQI (US)
29th May 2026
26AQI (US)
30th May 2026
35AQI (US)
31st May 2026
49AQI (US)
1st June 2026
70AQI (US)
2nd June 2026
84AQI (US)
3rd June 2026
78AQI (US)
4th June 2026
60AQI (US)
5th June 2026
38AQI (US)
6th June 2026
22AQI (US)
7th June 2026
46AQI (US)
8th June 2026
36AQI (US)
9th June 2026
38AQI (US)
10th June 2026
26AQI (US)
11th June 2026
22AQI (US)
12th June 2026
20AQI (US)
13th June 2026
23AQI (US)
14th June 2026
24AQI (US)
15th June 2026
24AQI (US)
16th June 2026
29AQI (US)
17th June 2026
33AQI (US)
18th June 2026
32AQI (US)
19th June 2026
42AQI (US)
20th June 2026
44AQI (US)
21st June 2026
33AQI (US)
22nd June 2026
40AQI (US)
23rd June 2026
47AQI (US)
24th June 2026
41AQI (US)
25th June 2026
51AQI (US)
26th June 2026
41AQI (US)
27th June 2026
56AQI (US)
28th June 2026
44AQI (US)
29th June 2026
34AQI (US)
30th June 2026
36AQI (US)
1st July 2026
44AQI (US)
2nd July 2026
28AQI (US)
3rd July 2026
25AQI (US)
4th July 2026
24AQI (US)
5th July 2026
30AQI (US)
6th July 2026
45AQI (US)
7th July 2026
67AQI (US)
8th July 2026
60AQI (US)
9th July 2026
48AQI (US)
10th July 2026
47AQI (US)
11th July 2026
47AQI (US)
12th July 2026
30AQI (US)
13th July 2026
48AQI (US)
14th July 2026
58AQI (US)
15th July 2026
53AQI (US)
16th July 2026
63AQI (US)
17th July 2026
74AQI (US)
18th July 2026
81AQI (US)
19th July 2026
79AQI (US)
20th July 2026
65AQI (US)
21st July 2026
53AQI (US)
22nd July 2026
38AQI (US)
23rd July 2026
41AQI (US)
24th July 2026
55AQI (US)
25th July 2026
40AQI (US)
26th July 2026
33AQI (US)
27th July 2026
36AQI (US)
28th July 2026
44AQI (US)
29th July 2026
36AQI (US)
30th July 2026
34AQI (US)
31st July 2026
34AQI (US)
1st August 2026
40AQI (US)
2nd August 2026
32AQI (US)
3rd August 2026
27AQI (US)
4th August 2026
30AQI (US)
5th August 2026
38AQI (US)
6th August 2026
45AQI (US)
7th August 2026
32AQI (US)
8th August 2026
29AQI (US)
9th August 2026
25AQI (US)
10th August 2026
25AQI (US)
11th August 2026
39AQI (US)
12th August 2026
40AQI (US)
13th August 2026
40AQI (US)
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

94AQI (US)

135AQI (US)

168AQI (US)

52AQI (US)

40AQI (US)

47AQI (US)

34AQI (US)

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202685AQI (US)

1
14
9
12
9
5
5
4
5
16
5
16
15
24
6
20
11
13
74
62
23
21
10

Highest AQI (US) recorded in

April

168AQI (US)

Lowest AQI (US) recorded in

August

34AQI (US)

Most & Least Polluted Years Over the Last 1 Years

Most Polluted Year Recorded
2026(Avg.)
85AQI (US)
Least Polluted Year Recorded
2026(Avg.)
85AQI (US)

San Sai District's annual 2026 AQI (US) (85) shows an average percentage change of NaN% (improved AQI (US)) compared to previous years: .