Air Quality in Si Maha Phot, Thailand
Drizzle
26.6°C · 85.2% humidity
26.6°
Feels 26.6°
66
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
3 stations
Nearby Monitoring Stations
Si Maha Phot's air quality — share it
AQI Forecast
Calibrated
66
4am
66
66
66
7am
46
39
39
10am
39
39
39
1pm
39
39
39
4pm
39
39
39
7pm
46
66
66
10pm
66
66
66
1am
66
66
Station readings
58
CAMS model
adj +12
54
54
54
54
34
27
27
27
27
27
27
27
27
27
27
27
34
54
54
54
54
54
54
54
Air Quality Index Trend
8h · 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 3.9× the WHO annual guideline of 5 µg/m³.
85.2%
Humidity
29.3 km/h
Wind WNW
1008.4 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
19.4 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Si Maha Phot?
Temperature & Precipitation
PM2.5 Trend
8h · 1 stationPM2.519.4 µg/m³
×1.3 WHO
Moderate
PM1020.55 µg/m³
Good
UV INDEX1.4
Low
Station readings (3 stations within 25 km)
19.4
Median
19.4
Average
15.4
Low
24.0
High
PM2.5 µg/m³ · Model: 10.0 · Bias: -9.4
What is the 7-day forecast for Si Maha Phot?
05-29
31.3° 25.1°
9.31 mm
05-30
35.3° 25.9°
21.38 mm
05-31
29.3° 25.0°
17.19 mm
06-01
27.8° 25.5°
28.44 mm
06-02
26.6° 24.8°
21.75 mm
06-03
27.2° 24.9°
8.06 mm
06-04
29.6° 25.3°
19.19 mm
Both models agree
Avg diff: 2.9°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 2026-05-29T00:26 UTC.