September Weather in Biswan, India

Last updated: August 23, 2025

In Biswan, India, the average temperature in September reaches a warm 29°C (85°F), with a minimum of 23°C (74°F) and soaring up to a maximum of 36°C (98°F). Be prepared for some rainfall as 198 mm (7.8 in) of precipitation is expected over 19 days, contributing to a high average humidity of 90%. Enjoy the warmth but keep an umbrella handy!

September Temperature in Biswan

In September in Biswan, the average temperature is 29°C (85°F). Maximum temperatures can reach 36°C (98°F), while minimum temperatures can drop to as low as 23°C (74°F). It's a great time to visit for those who enjoy warm weather and plenty of sunshine.

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

The chart illustrates September temperature patterns in Biswan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Biswan, September typically has an average temperature of 29°C (85°F), with highs reaching up to 36°C (98°F) and lows dropping to around 23°C (74°F).

Data source: Temperature data for Biswan generated using information from the Copernicus Climate Change Service.

September Precipitation in Biswan

In Biswan in September, the total precipitation amount is 198 mm (7.8 in) over a span of 19 days.

September Precipitation Trends in Biswan

The chart displays monthly precipitation patterns in Biswan, 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 Biswan, September typically receives around 198 mm (7.8 inches) of precipitation spread over approximately 19 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Biswan

In Biswan 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 Biswan

This chart illustrates the average monthly humidity levels in Biswan, 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 Biswan is approximately 90%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Biswan

In Biswan in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Biswan.

Maximum UV Index Levels in Biswan for September

The chart shows the monthly maximum UV Index (UVI) for Biswan 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 Biswan typically reaches 10, which falls under the very high exposure category.

Data source: Biswan 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 Biswan Compares to Other Months

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

This table compares monthly weather conditions in Biswan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	14°C (57°F)	23 mm (0.9 inches)	74%	moderate
February Weather	18°C (64°F)	21 mm (0.8 inches)	63%	high
March Weather	24°C (75°F)	24 mm (0.9 inches)	53%	very high
April Weather	29°C (85°F)	15 mm (0.6 inches)	36%	very high
May Weather	31°C (89°F)	35 mm (1.4 inches)	37%	very high
June Weather	32°C (90°F)	128 mm (5.0 inches)	56%	extreme
July Weather	30°C (86°F)	390 mm (15.4 inches)	87%	extreme
August Weather	29°C (85°F)	273 mm (10.8 inches)	91%	extreme
September Weather	29°C (85°F)	198 mm (7.8 inches)	90%	very high
October Weather	26°C (80°F)	21 mm (0.8 inches)	87%	very high
November Weather	20°C (69°F)	4 mm (0.1 inches)	85%	moderate
December Weather	15°C (60°F)	16 mm (0.6 inches)	82%	moderate