Air Quality in Si Maha Phot, Thailand
Drizzle
24.5°C · 91.1% humidity
24.5°
Feels 24.5°
79
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
1 station
Nearby Monitoring Stations
Si Maha Phot's air quality — share it
AQI Forecast
Calibrated
74
9pm
74
74
79
12am
72
60
56
3am
54
59
57
6am
56
49
48
9am
46
46
45
12pm
47
47
54
3pm
54
54
54
6pm
54
74
Station readings
11h ago
AQI 76
PM2.5 24.0 µg/m³ · 11h ago
CAMS model
adj +20
54
54
54
34
34
27
27
27
34
34
34
27
27
25
25
25
27
27
34
34
34
34
34
54
Air Quality Index Trend
4h · 1 stnSi Maha Phot's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. The worst conditions typically occur from February to April during the regional burning season. Current PM2.5 concentration in Si Maha Phot is 1.7× the WHO 24-hour guideline of 15 µg/m³.
91.1%
Humidity
38.5 km/h
Wind W
1006.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
25.4 µg/m³
PM10
27.4 µg/m³
050100150200300500
What is the weather forecast for Si Maha Phot?
Temperature & Precipitation
PM2.5 Trend
4h · 1 stationPM2.525.4 µg/m³
×1.7 WHO
Moderate
PM1027.4 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
25.4
Median
25.4
Average
25.4
Low
25.4
High
PM2.5 µg/m³ · Model: 10.85 · Bias: -14.6
What is the 7-day forecast for Si Maha Phot?
07-21
28.4° 24.5°
14.13 mm
07-22
30.4° 24.2°
2.19 mm
07-23
25.2° 23.8°
10.25 mm
07-24
29.0° 24.0°
11.94 mm
07-25
26.2° 24.1°
9.44 mm
07-26
30.3° 23.6°
4.5 mm
07-27
28.3° 25.0°
7.13 mm
Both models agree
Avg diff: 3.6°C
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T17:26 UTC.