September Weather in Koynanagar, India

Last updated: August 23, 2025

In Koynanagar, India, the average temperature in September hovers around 24°C (75°F). The climate can vary from a minimum of 19°C (67°F) to a maximum of 32°C (90°F), making it a warm month overall. However, be prepared for some rain, as precipitation totals average 466 mm (18.4 in) over 27 days, contributing to an average humidity of a rather high 88%.

September Temperature in Koynanagar

In September in Koynanagar, the average temperature is 24°C (75°F). Maximums can reach 32°C (90°F), while minimums can be as low as 19°C (67°F). This pleasant weather makes it an ideal time for travel and outdoor activities.

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

The chart illustrates September temperature patterns in Koynanagar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Koynanagar, September typically has an average temperature of 24°C (75°F), with highs reaching up to 32°C (90°F) and lows dropping to around 19°C (67°F).

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

September Precipitation in Koynanagar

In Koynanagar in September, the total precipitation amount is 466 mm (18.4 in) spread over a duration of 27 days.

September Precipitation Trends in Koynanagar

The chart displays monthly precipitation patterns in Koynanagar, 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 Koynanagar, September typically receives around 466 mm (18.4 inches) of precipitation spread over approximately 27 days.

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

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Millimeters (mm) Inches (in)

September Humidity in Koynanagar

In Koynanagar in September, humidity is 88%. With an average temperature of 24°C (75°F), this humidity feels like a warm blanket enveloping you, making it crucial to stay hydrated while exploring the sights.

September Average Humidity in Koynanagar

This chart illustrates the average monthly humidity levels in Koynanagar, 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 Koynanagar is approximately 88%, 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 Koynanagar

In Koynanagar 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 Koynanagar.

Maximum UV Index Levels in Koynanagar for September

The chart shows the monthly maximum UV Index (UVI) for Koynanagar 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 Koynanagar typically reaches 12, which falls under the extreme exposure category.

Data source: Koynanagar 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 Koynanagar Compares to Other Months

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

This table compares monthly weather conditions in Koynanagar, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	22°C (72°F)	3 mm (0.1 inches)	55%	very high
February Weather	23°C (74°F)	2 mm (0.1 inches)	46%	very high
March Weather	26°C (79°F)	3 mm (0.1 inches)	44%	extreme
April Weather	27°C (81°F)	20 mm (0.8 inches)	47%	extreme
May Weather	27°C (81°F)	65 mm (2.6 inches)	59%	extreme
June Weather	25°C (77°F)	516 mm (20.3 inches)	72%	extreme
July Weather	24°C (75°F)	967 mm (38.1 inches)	89%	extreme
August Weather	23°C (75°F)	805 mm (31.7 inches)	92%	extreme
September Weather	24°C (75°F)	466 mm (18.4 inches)	88%	extreme
October Weather	25°C (77°F)	226 mm (8.9 inches)	82%	extreme
November Weather	24°C (76°F)	24 mm (0.9 inches)	77%	very high
December Weather	23°C (73°F)	15 mm (0.6 inches)	69%	very high