Ranong, Ranong, Thailand Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
Ranong, Ranong, Thailand
AQI Trends: Highest and Lowest
Same Day Analysis (12th August ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 1st highest AQI at 50 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 13th Aug - 14th Aug 2025
Ranong, Ranong, Thailand
6 AM13th Aug 2025
6 PM
5 AM14th Aug 2025
AQI
AQI
51AQI
30AQI
In the last 24 hours,
Ranong's AQI reached its highest point of 51 at 6 AM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 13th Aug and 14th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Ranong, Ranong, Thailand
27°C25/30°C
27°C25/29°C
27°C25/29°C
27°C26/29°C
27°C25/28°C
27°C25/28°C
27°C26/28°C
27°C26/28°C
27°C26/28°C
27°C26/29°C
27°C26/30°C
27°C26/29°C
27°C26/29°C
27°C26/29°C
27°C26/29°C
27°C26/29°C
27°C26/29°C
28°C26/30°C
27°C25/31°C
27°C25/30°C
27°C25/30°C
28°C26/30°C
27°C25/30°C
27°C26/30°C
27°C25/30°C
27°C25/29°C
27°C25/29°C
26°C25/27°C
26°C24/28°C
--°C/°C
--°C/°C
50AQI
42AQI
50AQI
47AQI
2025 Days Vs Air Quality
Ranong, Ranong, Thailand
41%
91
57%
127
3%
6
Total number of days with different AQI categories in last 225 days in 2025 (140 days remaining)
Under WHO’s Safe Air Quality Limits: 41%
Health Risk Level:
Significant
In 2025, 41% of 225 days were within WHO’s safe air quality limits, and 59% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Ranong, Ranong, Thailand
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
74AQI
74AQI
76AQI
84AQI
90AQI
96AQI
99AQI
106AQI
96AQI
86AQI
77AQI
74AQI
82AQI
83AQI
84AQI
75AQI
77AQI
84AQI
86AQI
92AQI
94AQI
94AQI
101AQI
98AQI
99AQI
89AQI
83AQI
87AQI
97AQI
101AQI
98AQI
92AQI
89AQI
90AQI
92AQI
97AQI
99AQI
101AQI
96AQI
85AQI
94AQI
96AQI
96AQI
95AQI
92AQI
103AQI
84AQI
87AQI
79AQI
75AQI
72AQI
75AQI
70AQI
78AQI
72AQI
70AQI
68AQI
73AQI
66AQI
74AQI
70AQI
73AQI
75AQI
77AQI
88AQI
86AQI
89AQI
77AQI
81AQI
79AQI
80AQI
66AQI
67AQI
69AQI
69AQI
83AQI
81AQI
79AQI
87AQI
100AQI
96AQI
103AQI
85AQI
94AQI
88AQI
85AQI
88AQI
89AQI
87AQI
81AQI
76AQI
68AQI
60AQI
57AQI
58AQI
57AQI
54AQI
59AQI
56AQI
58AQI
57AQI
52AQI
49AQI
53AQI
55AQI
54AQI
55AQI
48AQI
47AQI
51AQI
53AQI
54AQI
60AQI
57AQI
61AQI
57AQI
52AQI
54AQI
43AQI
45AQI
56AQI
60AQI
57AQI
49AQI
50AQI
44AQI
38AQI
48AQI
33AQI
36AQI
37AQI
36AQI
34AQI
39AQI
49AQI
53AQI
51AQI
44AQI
43AQI
37AQI
44AQI
38AQI
38AQI
30AQI
29AQI
29AQI
33AQI
37AQI
43AQI
46AQI
61AQI
63AQI
48AQI
42AQI
44AQI
37AQI
39AQI
33AQI
28AQI
37AQI
46AQI
33AQI
31AQI
28AQI
40AQI
40AQI
32AQI
34AQI
36AQI
31AQI
30AQI
33AQI
27AQI
27AQI
33AQI
46AQI
51AQI
52AQI
53AQI
52AQI
50AQI
47AQI
43AQI
41AQI
40AQI
43AQI
46AQI
40AQI
38AQI
37AQI
41AQI
37AQI
36AQI
40AQI
38AQI
42AQI
43AQI
43AQI
46AQI
45AQI
44AQI
45AQI
45AQI
44AQI
46AQI
45AQI
52AQI
47AQI
46AQI
43AQI
43AQI
49AQI
55AQI
56AQI
53AQI
52AQI
51AQI
51AQI
43AQI
35AQI
34AQI
36AQI
45AQI
50AQI
88AQI
85AQI
82AQI
55AQI
43AQI
39AQI
43AQI
47AQI
No. of days
202561AQI
Highest AQI recorded in
January88AQI
Lowest AQI recorded in
June39AQI
202454AQI
Highest AQI recorded in
December76AQI
Lowest AQI recorded in
August33AQI
202351AQI
Highest AQI recorded in
April87AQI
Lowest AQI recorded in
August11AQI
202254AQI
Highest AQI recorded in
December66AQI
Lowest AQI recorded in
November43AQI
Most & Least Polluted Years Over the Last 4 Years
Ranong's annual 2025 AQI (61) shows an average percentage change of 15.7% (worsened AQI) compared to previous years: 2022 (54), 2023 (51), 2024 (54).