Weather in Kolkata in August 2025
Average weather
Average temperature in Kolkata in August
The expected average maximum temperature in August is +32°C with a maximum of +35°C and a minimum of +26°C.
The average maximum temperature goes up 11% by the end of the month, compared with the beginning of the month, from +34°C to +35°C.
Is Kolkata warm or cold in August?
Kolkata is typically hot in August.
Maximum temperatures go up compared to the previous month from +32°C to +32°C. The minimum temperature also goes up from +27°C to +27°C.
Make sure that you pack your summer linen and swimming costumes; it’s probably going to be hot.
Take a look at how August is compared to other months in Kolkata:
Climate in Kolkata in August
| July | August | September | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +32°C | +32°C | +32°C | ||||
| Min. temperature | ||||||
| +24°C | +25°C | +23°C | ||||
| Max. temperature | ||||||
| +38°C | +36°C | +36°C | ||||
| Rainfall | ||||||
| 248 mm | 213 mm | 175 mm | ||||
| Wind | ||||||
| 2 m/s | 2 m/s | 1 m/s | ||||
| Humidity | ||||||
| 86% | 86% | 86% | ||||
| Air pressure | ||||||
| 999 HPa | 1000 HPa | 1004 HPa | ||||
| Sunny days | ||||||
| 0 | 0 | 1 | ||||
| Cloudy days | ||||||
| 1 | 2 | 2 | ||||
| Rainy days | ||||||
| 26 | 25 | 22 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
August weather is still as ok as in July. The temperature levels stay the same in the area of +32°C for average maximum temperature during the day. As August arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 248 mm to 213 mm. Humidity levels don’t change as the month goes on, averaging around 86%. The average wind speed doesn’t change much during August, staying around 2 m/s. The amount of sunny days stay about the same, averaging 0 sunny days during the month.
September brings much the same weather, it remains ok.
Wind
The average wind speed is 2 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Kolkata is gradually decreasing during August, going from 4 m/s to 1 m/s over the course of the month.
Rain
How was the weather last August in Kolkata?
Climate Change over Years
The climate in Kolkata in August has not changed much over the last 43 years.
The average temperature was the lowest in 1981 (+30°C) and the highest in 2009 (+32°C). The driest year was 2012 with only 487 mm of rainfall, and the wettest year was 1990 with 1926 mm.
FAQ
Is August a good time to visit Kolkata?
Can you sunbathe in Kolkata in August?
Is Kolkata rainy in August?
Is it sunny in Kolkata in August?
Other cities in India
Monthly weather in Kolkata
Source of the data
For this page, we’ve looked at the typical weather in Kolkata, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.