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September Weather in Supaul, India

Last updated: August 23, 2025

In September, the average temperature in Supaul, India reaches a warm 29°C (85°F), with temperatures ranging from a comfortable 23°C (73°F) to a sweltering 37°C (99°F). This month also sees a significant precipitation amount of 293 mm (11.5 in) spread over 25 days, contributing to an average humidity of a high 90%.

September Temperature in Supaul

In September in Supaul, the average temperature is 29°C (85°F). Maximum can reach 37°C (99°F) and minimum can be as low as 23°C (73°F). This warm weather makes it an ideal time for travelers seeking sunshine and outdoor adventures.

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

The chart illustrates September temperature patterns in Supaul, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Supaul, September typically has an average temperature of 29°C (85°F), with highs reaching up to 37°C (99°F) and lows dropping to around 23°C (73°F).
JanFebMarAprMayJunJulAugSepOctNovDec616777848587868685817364
Data source: Temperature data for Supaul 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 Supaul

In Supaul in September, the total precipitation amount reaches 293 mm (11.5 in) over the course of 25 days.

September Precipitation Trends in Supaul

The chart displays monthly precipitation patterns in Supaul, 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 Supaul, September typically receives around 293 mm (11.5 inches) of precipitation spread over approximately 25 days.
JanFebMarAprMayJunJulAugSepOctNovDec616223310123136434029390113
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Supaul

In Supaul in September humidity is 90%. With an average temperature of 29°C (85°F), this humidity feels like a heavy blanket enveloping you, making every step feel like a chore and turning even the simplest outdoor activities into a sweaty ordeal.

September Average Humidity in Supaul

This chart illustrates the average monthly humidity levels in Supaul, 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 Supaul is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec73%59%45%29%51%77%91%90%90%90%88%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Supaul

In Supaul in September, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Supaul.

Maximum UV Index Levels in Supaul for September

The chart shows the monthly maximum UV Index (UVI) for Supaul 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 Supaul typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec568101010131212965
Data source: Supaul 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 Supaul Compares to Other Months

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

This table compares monthly weather conditions in Supaul, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather16°C (61°F)6 mm (0.2 inches)72%moderate
February Weather19°C (67°F)16 mm (0.6 inches)59%high
March Weather25°C (77°F)22 mm (0.9 inches)45%very high
April Weather29°C (84°F)33 mm (1.3 inches)29%very high
May Weather29°C (85°F)101 mm (4.0 inches)51%very high
June Weather30°C (87°F)231 mm (9.1 inches)76%very high
July Weather30°C (86°F)364 mm (14.3 inches)91%extreme
August Weather30°C (86°F)340 mm (13.4 inches)90%extreme
September Weather29°C (85°F)293 mm (11.5 inches)90%extreme
October Weather27°C (82°F)90 mm (3.6 inches)90%very high
November Weather23°C (73°F)1 mm (0.0 inches)88%high
December Weather18°C (64°F)13 mm (0.5 inches)87%moderate

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