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September Weather in Islampur, India

Last updated: August 23, 2025

In September, the average temperature in Islampur, India reaches a warm 29°C (84°F), with temperatures ranging from a comfortable 22°C (73°F) to a sweltering 37°C (98°F). Visitors should be prepared for frequent rainfall, as the region sees about 407 mm (16.0 in) of precipitation over 27 days. With an average humidity of 93%, expect a tropical feel throughout the month!

September Temperature in Islampur

In September in Islampur, the average temperature is 29°C (84°F), with maximums reaching up to 37°C (98°F) and minimums dipping as low as 22°C (73°F). This warm weather makes Islampur an ideal destination for sun-seekers looking to enjoy outdoor activities and relax in pleasant conditions.

September Weather in Islampur: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Islampur, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Islampur, September typically has an average temperature of 29°C (84°F), with highs reaching up to 37°C (98°F) and lows dropping to around 22°C (73°F).
JanFebMarAprMayJunJulAugSepOctNovDec626675808184848583807264
Data source: Temperature data for Islampur generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Islampur

In Islampur in September, the total precipitation amount is 407 mm (16.0 in), occurring over the span of 27 days.

September Precipitation Trends in Islampur

The chart displays monthly precipitation patterns in Islampur, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Islampur, September typically receives around 407 mm (16.0 inches) of precipitation spread over approximately 27 days.
JanFebMarAprMayJunJulAugSepOctNovDec6223812026243959854040718926
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Islampur

In Islampur in September, humidity is 93%. With an average temperature of 29°C (84°F), this humidity feels like a heavy blanket wrapping around you, making every step feel laborious and the air thick and sticky, which can be quite challenging for traveling.

September Average Humidity in Islampur

This chart illustrates the average monthly humidity levels in Islampur, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Islampur is approximately 93%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec59%61%38%34%60%83%93%93%93%88%80%75%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Islampur

In Islampur in September, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Islampur.

Maximum UV Index Levels in Islampur for September

The chart shows the monthly maximum UV Index (UVI) for Islampur in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Islampur typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec56891111131211976
Data source: Islampur September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How September Weather in Islampur Compares to Other Months

Weather in Islampur varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Islampur, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Islampur, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather16°C (62°F)6 mm (0.2 inches)59%moderate
February Weather19°C (67°F)22 mm (0.9 inches)61%high
March Weather24°C (76°F)37 mm (1.5 inches)38%very high
April Weather27°C (80°F)120 mm (4.7 inches)34%very high
May Weather27°C (81°F)262 mm (10.3 inches)60%extreme
June Weather29°C (84°F)439 mm (17.3 inches)83%extreme
July Weather29°C (84°F)598 mm (23.5 inches)93%extreme
August Weather29°C (85°F)540 mm (21.2 inches)93%extreme
September Weather29°C (84°F)407 mm (16.0 inches)93%extreme
October Weather27°C (80°F)189 mm (7.4 inches)88%very high
November Weather22°C (72°F)2 mm (0.1 inches)80%high
December Weather18°C (65°F)6 mm (0.2 inches)75%high

Compare Islampur's Climate with Cities Worldwide