Air Quality in Kolkata, India
Windy
28.2°C · 79.8% humidity
28.2°
Feels 34.3°
87
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
90 stations
Nearby Monitoring Stations
AQI Forecast
Calibrated
88
2am
88
88
87
5am
88
88
88
8am
88
88
88
11am
88
88
88
2pm
88
88
88
5pm
88
88
88
8pm
105
105
105
11pm
105
105
Station readings
10h ago
AQI 97
PM2.5 34.0 µg/m³ · 10h ago
CAMS model
adj +22
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
83
83
83
83
83
Air Quality Index Trend
20h · 1 stnKolkata's air quality is impacted by vehicle emissions, industrial pollution, and seasonal crop burning in surrounding agricultural regions. Winter months from November to February see the worst conditions due to temperature inversions. Current PM2.5 concentration in Kolkata is 5.8× the WHO annual guideline of 5 µg/m³.
79.8%
Humidity
53.6 km/h
Wind ENE
999.7 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
28.96 µg/m³
PM10
73.05 µg/m³
050100150200300500
What is the weather forecast for Kolkata?
Temperature & Precipitation
PM2.5 Trend
20h · 1 stationPM2.528.96 µg/m³
×1.9 WHO
Moderate
PM1073.05 µg/m³
Moderate
UV INDEX0.7
Low
Station readings (90 stations within 25 km)
28.96
Median
29.05
Average
4.9
Low
51.01
High
PM2.5 µg/m³ · Model: 23.15 · Bias: -5.8
What is the 7-day forecast for Kolkata?
05-28
28.4° 24.3°
150.5 mm
05-29
34.3° 28.2°
1.5 mm
05-30
35.0° 27.5°
0.19 mm
05-31
38.2° 28.8°
0.06 mm
06-01
37.4° 29.3°
0.88 mm
06-02
40.8° 28.2°
4.44 mm
06-03
36.8° 29.9°
3.13 mm
Both models agree
Avg diff: 1.7°C
Where are air quality stations near Kolkata?
86
Maulana Azad Collage
96
Presidency University
80
Lorreto College
89
Lady Brabourne College
35
Fort William, Kolkata, India
153
Fort William, Kolkata, India
76
Fort William, Kolkata, India
85
Flora Fountain
16
Ballygunge, Kolkata, India
61
Ballygunge, Kolkata, India
What cities are near Kolkata?
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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 2026-05-29T00:01 UTC.