Air Quality in Calcutta, South Africa
Partly Cloudy
19.5°C · 55.7% humidity
19.5°
Feels 19.5°
60
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Model forecast
Nearby Monitoring Stations
Calcutta's air quality — share it
AQI Forecast
54
3pm
54
54
60
6pm
58
57
68
9pm
68
67
67
12am
67
66
54
3am
54
54
54
6am
66
66
66
9am
66
66
66
12pm
66
66
Calcutta's air quality is influenced by vehicle emissions, biomass burning, dust, and industrial activity. Dry seasons and Harmattan winds can significantly elevate particulate pollution levels. Current PM2.5 concentration in Calcutta is 1.1× the WHO 24-hour guideline of 15 µg/m³.
55.7%
Humidity
25.2 km/h
Wind NW
1019.5 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
16.35 µg/m³
PM10
41.15 µg/m³
050100150200300500
What is the weather forecast for Calcutta?
Temperature & Precipitation
PM2.516.35 µg/m³
×1.1 WHO
Moderate
PM1041.15 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Calcutta?
07-21
23.6° 12.1°
07-22
29.5° 16.5°
07-23
26.4° 14.2°
0.13 mm
07-24
24.9° 13.4°
07-25
26.7° 16.8°
07-26
27.5° 14.7°
07-27
20.3° 13.7°
Both models agree
Avg diff: 3.0°C
What cities are near Calcutta?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T16:51 UTC.