कोलकाता का कल का मौसम — tomorrow's high and low, rain chance, wind and sunrise for Kolkata, plus an hour-by-hour outlook and 7-day forecast.
Forecast data: Open-Meteo · Times in IST · For severe-weather warnings, follow IMD.
Kolkata has a tropical wet-and-dry climate: hot, humid summers, a heavy monsoon, and a short, mild winter. Its position near the Bay of Bengal also exposes it to occasional cyclones.
April and May are hot and very humid, with highs in the mid-30s °C. Sudden evening thunderstorms known as 'Kalbaishakhi' (nor'westers) bring strong winds and brief relief.
The monsoon typically arrives around mid-June and lasts until late September or early October. July and August are the wettest months.
December to February is dry and pleasant, with highs around 25–27 °C and cool nights in the low-to-mid teens.
Monthly averages for the last 12 complete months, calculated from Open-Meteo's historical weather data. A useful reality check next to the typical climate described above.
| Month | Avg high | Avg low | Rainfall | Rain days |
|---|
The Tomorrow card at the top of this page shows Kolkata's expected high and low temperature, chance of rain, expected rainfall, wind, UV index and sunrise/sunset for tomorrow. It updates live from Open-Meteo forecast models every time you open the page.
In Kolkata, the rainy season is usually mid-June to late September. The monsoon typically arrives around mid-June and lasts until late September or early October. July and August are the wettest months.
April or May is usually the hottest time of year in Kolkata. April and May are hot and very humid, with highs in the mid-30s °C. Sudden evening thunderstorms known as 'Kalbaishakhi' (nor'westers) bring strong winds and brief relief.
January is usually the coolest time of year in Kolkata. December to February is dry and pleasant, with highs around 25–27 °C and cool nights in the low-to-mid teens.
The best time to visit Kolkata is generally November to February, which also covers the festive season around Durga Puja's end and winter fairs.
Next-day forecasts are usually the most reliable part of any forecast, especially for temperature. Rain timing and amounts are harder to predict, particularly during the monsoon and thunderstorm season, so check again on the morning itself and follow India Meteorological Department (IMD) warnings for severe weather.