Patna
September
Weather in Patna for September 2026
Your guide to Patna weather in September - trends and predictions
Flood Warning - See hour by hour.
Until now, September 2026 in Patna is cooler than usual, with temperatures averaging 32.6 °C, this is 2.7 °C below the typical seasonal average.
Expect cooler weather in the next days in Patna with the forecast suggesting a temperature of 32.9 °C, lower than the historical average.
In general, the average temperature in Patna at the beginning of September is 35.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 32 °C by the end of September.
Patna experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 139.4 mm.
Official Weather Alert ⚠️
Temperatures
Rain 🌧️
3
Dry days
27
Rainy days
0
Snow days
34°/27°
Temperatures
16 km/h
Avg max wind
68 %
Avg humidity
Patna Weather September
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Temperatures trend during September in Patna
See the weather trend as well as the moving average line
September weather in Patna day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Partly cloudy | 35° /27° | 1.1 mm | 7 | |
| 2 Sept. |  Light rain shower | 35° /27° | 5.9 mm | 7 | |
| 3 Sept. | Partly cloudy | 36° /27° | 2.7 mm | 7 | |
| 4 Sept. |  Patchy light rain with thunder | 36° /27° | 5.4 mm | 7 | |
| 5 Sept. | Light rain shower | 35° /27° | 8.9 mm | 7 | |
| 6 Sept. | Patchy rain possible | 35° /27° | 3.7 mm | 7 | |
| 7 Sept. | Patchy rain possible | 36° /28° | 3.9 mm | 7 | |
| 8 Sept. | Patchy rain possible | 35° /28° | 6.1 mm | 7 | |
| 9 Sept. | Light rain shower | 35° /27° | 2.6 mm | 7 | |
| 10 Sept. | Light rain shower | 34° /27° | 4.5 mm | 6 | |
| 11 Sept. | Patchy rain possible | 35° /27° | 1.4 mm | 7 | |
| 12 Sept. | Partly cloudy | 36° /27° | 5.3 mm | 8 | |
| 13 Sept. | Light rain shower | 35° /27° | 4.5 mm | 7 | |
| 14 Sept. |  Overcast | 35° /27° | 1.2 mm | 9.6 | |
| 15 Sept. | Overcast | 35° /29° | 0.9 mm | 9.1 | |
| 16 Sept. | Patchy rain possible | 34° /26° | 14.3 mm | 10.1 | |
| 17 Sept. | Overcast | 29° /24° | 38.3 mm | 9.9 | |
| 18 Sept. | Overcast | 33° /26° | 3 mm | 8 | |
| 19 Sept. | Overcast | 33° /27° | 2.3 mm | 8 | |
| 20 Sept. | Overcast | 34° /29° | 0 mm | 7 | |
| 21 Sept. | Patchy rain possible | 35° /30° | 1.2 mm | 8 | |
| 22 Sept. |  Thundery outbreaks possible | 35° /30° | 3.3 mm | 8 | |
| 23 Sept. | Thundery outbreaks possible | 36° /29° | 1.7 mm | 9 | |
| 24 Sept. | Patchy rain possible | 36° /28° | 5.5 mm | 8 | |
| 25 Sept. | Overcast | 31° /26° | 0.9 mm | 7 | |
| 26 Sept. | Light rain shower | 28° /25° | 12.5 mm | 6 | |
| 27 Sept. | Patchy rain possible | 27° /24° | 3.1 mm | 6 | |
| 28 Sept. | Partly cloudy | 33° /25° | 4 mm | 8 | |
| 29 Sept. | Patchy rain possible | 34° /26° | 1.9 mm | 8 | |
| 30 Sept. | Patchy rain possible | 35° /27° | 3.5 mm | 8 | |
| Next | |||||
Important Notice
Our weather forecast for Patna 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 Patna forecast closer to your planned date for the most up-to-date weather information.
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Patna in September - FAQ
What are the expected maximum and minimum temperatures in Patna during September?
During September, expect a variety of temperatures with highs around 34° and lows near 27°, suitable for diverse activities and preferences.
How much rainfall should be expected in Patna during September?
Significant rainfall exceeding 139.4 mm is expected in Patna during September, occurring over more than 27 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Patna during September?
The average wind speed in Patna during September is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Patna
Explore the daily rainfall trends and prepare for Patnas September weather 💧
Typically, Patna has 27 rainy days in September with a total of 139.4 mm of rainfall.
UV exposure in Patna during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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