Climate in Kolkata (West Bengal), India

The graphs below show the monthly weather averages over the year.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Average monthly minimum and maximum temperature in Kolkata, India

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Monthly hours of sunshine

The average monthly total hours of sunshine over the year

Average monthly hours of sunshine in Kolkata, India

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* Data from: Calcutta, India (12 KM, 7 Miles).

Average water temperature

The mean water temperature over the year.

Average monthly water temperature in Kolkata, India

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* Data from: Calcutta, India (12 KM, 7 Miles).

Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc.

Average monthly rainfall, snow, precipitation in Kolkata, India

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Monthly rainy days

The average number of days each month with rain, snow, hail etc.

Average monthly rainy days in Kolkata, India

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Average humidity

The mean monthly relative humidity over the year

Average monthly relative humidity in Kolkata, India

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* Data from: Calcutta, India (12 KM, 7 Miles).

Average wind speed

The mean monthly wind speed over the year (in meters per second)

Average monthly wind speed in Kolkata, India

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* Data from: Calcutta, India (12 KM, 7 Miles).

Weather Forecasts for Kolkata

Fri   Mar 29
37°C | 25°C
S 7 km/h
0.3 mm
partly cloudy and small chance of slight rain

partly cloudy and small chance of slight rain

Sat   Mar 30
36°C | 26°C
NW 7 km/h
partly cloudy and no rain

partly cloudy and no rain

Sun   Mar 31
38°C | 27°C
SW 7 km/h
0.2 mm
partly cloudy and small chance of slight rain

partly cloudy and small chance of slight rain

The best time of year to visit Kolkata in India

Kolkata is subject to a tropical wet-and-dry climate. Summer months are hot and humid and May is generally the hottest month. Heavy rain and hailstorms can occur at the beginning of summer. Winter is mild and lasts only two months.

The monsoon season runs from June through September. Most rain falls in the city during this period. Due to the huge density of the city, it also suffers from a huge smog problem. The best time of year to visit Kolkata is from November until March.

Other facts from our historical weather data:

  • When is the rainy season in Kolkata?
    Rainy season in Kolkata occurs in the months of June, July, August and September.
  • Does Kolkata have a dry season?
    Yes, the months of January and December are very dry.
  • Which is the wettest month in Kolkata?
    July tops the wettest month list with 354 mm of rainfall.
  • Which is the driest month in Kolkata?
    December is the driest month with 10 mm of precipitation.
  • Which is the sunniest month in Kolkata?
    April is the sunniest month with an average of 241 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.