Air Quality in Chennai, India
Drizzle
29.2°C · 68.0% humidity
29.2°
Feels 34.3°
60
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Model forecast
Nearby Monitoring Stations
Chennai's air quality — share it
AQI Forecast
54
5pm
54
54
60
8pm
58
57
56
11pm
56
55
55
2am
55
54
54
5am
54
54
54
8am
54
54
54
11am
54
54
54
2pm
54
54
Chennai's air quality is affected by vehicle emissions, industrial activity, and seasonal crop burning. Air quality typically worsens from November to February due to temperature inversions trapping pollutants near the surface. Current PM2.5 concentration in Chennai is 1.1× the WHO 24-hour guideline of 15 µg/m³.
68.0%
Humidity
54.5 km/h
Wind SSW
1007.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
16.35 µg/m³
PM10
41.2 µg/m³
050100150200300500
What is the weather forecast for Chennai?
Temperature & Precipitation
PM2.516.35 µg/m³
×1.1 WHO
Moderate
PM1041.2 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Chennai?
09-05
36.0° 28.0°
0.25 mm
09-06
35.0° 27.4°
1.5 mm
09-07
35.4° 28.4°
0.56 mm
09-08
30.9° 27.2°
1.0 mm
09-09
32.5° 27.7°
2.13 mm
09-10
31.8° 27.8°
1.06 mm
09-11
31.0° 27.2°
3.37 mm
Both models agree
Avg diff: 1.0°C
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T15:05 UTC.