Water temperature in Kolkata

This data the coastal Kolkata water temperature today, tomorrow and the upcoming days. Besides, you can also get information about the weather and surf forecast, as well as the data on sunrise / sunset and moonrise / moonset at a given point on any given day.

Current water temperature in Kolkata

Water temperature in Kolkata today is 29°C. Based on our historical data over a period of ten years, the warmest water in this day in Kolkata was 30°C, and the coldest was recorded in 2021 at 28°C. Water temperature in Kolkata is expected to drop to 27.8°C in the next 10 days. September average water temperature in Kolkata is 28.6°C, the minimum temperature is 26°C, and the maximum is 31°C.

The swimming season in Kolkata lasts from January to December, twelve months per year! During those months, Kolkata water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Kolkata in winter reaches 21.3°C, in spring 29.8°C, in summer the average temperature rises to 30°C, and in autumn it is 27°C.

Kolkata water temperature now

Current temperature and weather

Data in a table show Kolkata temperature today (6 September 2025). For more information and forecast for a few days, go to the weather forecast Kolkata.

0-3 h	3-6 h	6-9 h	9-12 h
26.7°C	26.4°C	27.2°C	30.9°C

12-15 h	15-18 h	18-21 h	21-24 h
30.6°C	29.3°C	27.4°C	26.5°C

Kolkata water temperature by month

These figures shows the average, minimum and maximum monthly water temperature in Kolkata. In addition to the table values, the graph below displays of changes average surface temperature during the year. Values are calculated based on the data over the past 10 years. Using them, you can check the water temperature in Kolkata on any day of this period that interests you. Click on the month link and you will see a table for each day, or alternatively you can view the temperature curve of the month and select 2 different years you want to compare, either in a table or as a curve

Chart monthly average water temperature in Kolkata

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Our report for Kolkata is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.