Kolkata
September
Weather in Kolkata for September 2025
Your guide to Kolkata weather in September - trends and predictions
Until now, September 2025 in Kolkata has been nearly identical to the historical average, with a temperature of 32.8 °C (showing only a slight deviation of -0.1 °C).
Expect cooler weather in the next days in Kolkata with the forecast suggesting a temperature of 31.1 °C, lower than the historical average.
In general, the average temperature in Kolkata at the beginning of September is 32.9 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 32 °C by the end of September.
Kolkata experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 290.1 mm.
Temperatures
Rain 🌧️
0
Dry days
30
Rainy days
0
Snow days
32°/26°
Temperatures
17 km/h
Avg max wind
80 %
Avg humidity
Kolkata Weather September
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Temperatures trend during September in Kolkata
See the weather trend as well as the moving average line
September weather in Kolkata day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Thundery outbreaks possible | 34° /27° | 1.7 mm | 7 | |
| 2 Sept. |  Light rain shower | 33° /26° | 17.4 mm | 7 | |
| 3 Sept. | Light rain shower | 33° /26° | 5.1 mm | 7 | |
| 4 Sept. |  Torrential rain shower | 32° /25° | 25.3 mm | 7 | |
| 5 Sept. | Light rain shower | 32° /25° | 4.9 mm | 7 | |
| 6 Sept. |  Patchy light rain with thunder | 33° /25° | 4.3 mm | 7 | |
| 7 Sept. |  Moderate or heavy rain shower | 33° /26° | 4.6 mm | 7 | |
| 8 Sept. | Light rain shower | 32° /26° | 11.4 mm | 7 | |
| 9 Sept. |  Patchy light drizzle | 32° /26° | 6.7 mm | 7 | |
| 10 Sept. | Patchy rain possible | 33° /26° | 2.2 mm | 7 | |
| 11 Sept. | Light rain shower | 34° /26° | 4.4 mm | 7 | |
| 12 Sept. | Light rain shower | 33° /26° | 6.4 mm | 7 | |
| 13 Sept. | Thundery outbreaks possible | 30° /25° | 12.4 mm | 7 | |
| 14 Sept. |  Moderate rain | 33° /26° | 7.2 mm | 2 | |
| 15 Sept. | Moderate rain | 29° /26° | 13.1 mm | 2.3 | |
| 16 Sept. | Moderate rain | 32° /25° | 17.4 mm | 2.1 | |
| 17 Sept. | Moderate rain | 29° /26° | 16.9 mm | 1.7 | |
| 18 Sept. | Moderate rain | 29° /26° | 11.8 mm | 1.6 | |
| 19 Sept. | Patchy rain possible | 29° /26° | 3.8 mm | 6 | |
| 20 Sept. | Patchy rain possible | 32° /26° | 2.8 mm | 6 | |
| 21 Sept. | Patchy rain possible | 33° /26° | 0.4 mm | 6 | |
| 22 Sept. | Patchy rain possible | 29° /26° | 1.3 mm | 6 | |
| 23 Sept. | Patchy rain possible | 32° /26° | 1.2 mm | 6 | |
| 24 Sept. | Patchy rain possible | 32° /26° | 2.2 mm | 6 | |
| 25 Sept. | Patchy rain possible | 32° /26° | 1.5 mm | 6 | |
| 26 Sept. | Patchy rain possible | 32° /26° | 2.1 mm | 6 | |
| 27 Sept. | Patchy rain possible | 32° /26° | 1 mm | 6 | |
| 28 Sept. | Patchy rain possible | 32° /25° | 3 mm | 7 | |
| 29 Sept. | Light rain shower | 33° /26° | 5.8 mm | 7 | |
| 30 Sept. | Moderate or heavy rain shower | 31° /26° | 6.4 mm | 7 | |
| Next | |||||
Important Notice
Our weather forecast for Kolkata in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Kolkata forecast closer to your planned date for the most up-to-date weather information.
Change Month
Kolkata in September - FAQ
What are the expected maximum and minimum temperatures in Kolkata during September?
During September, expect a variety of temperatures with highs around 32° and lows near 26°, suitable for diverse activities and preferences.
How much rainfall should be expected in Kolkata during September?
Significant rainfall exceeding 290.1 mm is expected in Kolkata during September, occurring over more than 30 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Kolkata during September?
The average wind speed in Kolkata during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Kolkata
Explore the daily rainfall trends and prepare for Kolkatas September weather 💧
UV exposure in Kolkata during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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