Kolkata, West Bengal, India climate
Average temperatures, precipitation and all-time records for Kolkata, West Bengal, India, with every day graded against ~45 years of local climate history (1981–2026). Its warmest month is April, averaging a high of 40°C, and its coldest is January, with an average low of 11°C.
Kolkata, also known as Calcutta, is the capital and largest city of the Indian state of West Bengal. It lies on the eastern bank of the Hooghly River, 80 km (50 mi) west of the border with Bangladesh. via Wikipedia
How today compares
Latest recorded day: 2026-07-21. Each reading placed on Kolkata, West Bengal, India's own ±7-day seasonal distribution.
Notable weather in Kolkata
In May 2020, Cyclone Amphan, the most powerful storm recorded in the Bay of Bengal, struck Kolkata directly, uprooting trees and cutting power across the city. Read more →
Kolkata average temperatures by month
Typical daily high and low, and average precipitation, for each month in Kolkata, West Bengal, India, based on 1981–2026 records. The wettest month is July (10 mm on an average day).
| Month | Avg high | Avg low | Avg precip |
|---|---|---|---|
| January | 26°C | 11°C | 0 mm |
| February | 30°C | 15°C | 0 mm |
| March | 36°C | 20°C | 0 mm |
| April | 40°C | 25°C | 3 mm |
| May | 38°C | 27°C | 5 mm |
| June | 34°C | 27°C | 8 mm |
| July | 32°C | 26°C | 10 mm |
| August | 31°C | 26°C | 10 mm |
| September | 31°C | 26°C | 8 mm |
| October | 30°C | 23°C | 5 mm |
| November | 28°C | 17°C | 0 mm |
| December | 25°C | 12°C | 0 mm |
Each bar spans the 10th-percentile daily low to the 90th-percentile daily high (the range most days fall within), coloured cold → hot on a shared -23°C to 46°C scale, so the whole year's rhythm reads at a glance.
Thinking of visiting Kolkata?
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Record extremes
- Hottest day on record: 47°C on 2024-04-30
- Coldest day on record: 3°C on 2013-01-09
Percentiles compare each day to Kolkata, West Bengal, India's own history, so grades are relative to this location: a “Near Record” day here isn't the same temperature as elsewhere. How the grades work →