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Kolkāta Weather by Month
Average temperatures, rainfall and humidity for Kolkāta, India, month by month, built from OpenWeather’s historical records. Use it to see what a typical Kolkāta month looks like before you travel — then check the live Kolkāta forecast for the days ahead.
Warmest month
April
36°C average high
Coolest month
January
13°C average low
Wettest month
August
161 mm of rain
Driest month
November
5 mm of rain
Average temperature and rainfall in Kolkāta by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 25°C | 13°C | 6°C / 36°C | 7 mm | 72% | 8 km/h |
| February | 29°C | 17°C | 10°C / 36°C | 6 mm | 66% | 8 km/h |
| March | 33°C | 22°C | 14°C / 41°C | 13 mm | 64% | 10 km/h |
| April | 36°C | 26°C | 19°C / 44°C | 27 mm | 68% | 13 km/h |
| May | 35°C | 26°C | 20°C / 42°C | 53 mm | 74% | 15 km/h |
| June | 35°C | 27°C | 22°C / 42°C | 91 mm | 79% | 13 km/h |
| July | 33°C | 27°C | 21°C / 39°C | 84 mm | 85% | 12 km/h |
| August | 32°C | 27°C | 23°C / 39°C | 161 mm | 86% | 11 km/h |
| September | 33°C | 26°C | 21°C / 40°C | 144 mm | 84% | 10 km/h |
| October | 32°C | 24°C | 18°C / 39°C | 128 mm | 80% | 8 km/h |
| November | 29°C | 19°C | 11°C / 34°C | 5 mm | 69% | 7 km/h |
| December | 25°C | 15°C | 7°C / 31°C | 8 mm | 72% | 7 km/h |
Best time to visit Kolkāta
The most comfortable time to visit Kolkāta is generally December to February, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rain concentrates around August, totalling about 728 mm a year.
Travellers who prefer heat should aim for April, when highs average 36°C. August is the month to avoid if rain would spoil your plans — it averages 161 mm, roughly 34× the rainfall of the driest month (November).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Kolkāta forecast for what is happening now.