September Weather in Bor, Russian Federation

Last updated: August 27, 2025

In Bor, Russian Federation, the average temperature in September is a cool 8°C (46°F). During this time, temperatures can swing from a chilly -3°C (27°F) to a pleasant 21°C (70°F). Expect a precipitation amount of 95 mm (3.7 in) spread across 16 days, contributing to a high average humidity of 88%. Stay prepared for varying weather conditions!

September Temperature in Bor

In September in Bor, the average temperature is 8°C (46°F), with maximums reaching 21°C (70°F) and minimums dropping as low as -3°C (27°F). This varied climate makes Bor an intriguing destination for travelers looking to experience a range of weather conditions.

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

The chart illustrates September temperature patterns in Bor, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bor, September typically has an average temperature of 8°C (46°F), with highs reaching up to 21°C (70°F) and lows dropping to around -3°C (27°F).

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

September Precipitation in Bor

In Bor in September, the precipitation amount is 95 mm (3.7 in) spread over 16 days.

September Precipitation Trends in Bor

The chart displays monthly precipitation patterns in Bor, 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 Bor, September typically receives around 95 mm (3.7 inches) of precipitation spread over approximately 16 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 Bor

In Bor in September, humidity is 88%. With an average temperature of 8°C (46°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration feel much more uncomfortable than the temperature alone would suggest.

September Average Humidity in Bor

This chart illustrates the average monthly humidity levels in Bor, 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 Bor 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 Bor

In Bor in September, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Bor for better planning.

Maximum UV Index Levels in Bor for September

The chart shows the monthly maximum UV Index (UVI) for Bor 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 Bor typically reaches 4, which falls under the moderate exposure category.

Data source: Bor 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 Bor Compares to Other Months

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

This table compares monthly weather conditions in Bor, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-21°C (-6°F)	37 mm (1.4 inches)	99%	low
February Weather	-18°C (0°F)	31 mm (1.2 inches)	98%	low
March Weather	-8°C (18°F)	61 mm (2.4 inches)	94%	moderate
April Weather	0°C (32°F)	63 mm (2.5 inches)	88%	moderate
May Weather	6°C (44°F)	69 mm (2.7 inches)	84%	moderate
June Weather	15°C (60°F)	80 mm (3.1 inches)	82%	high
July Weather	18°C (64°F)	84 mm (3.3 inches)	83%	high
August Weather	16°C (61°F)	89 mm (3.5 inches)	82%	moderate
September Weather	8°C (46°F)	95 mm (3.7 inches)	88%	moderate
October Weather	1°C (34°F)	78 mm (3.1 inches)	94%	low
November Weather	-13°C (9°F)	70 mm (2.8 inches)	101%	low
December Weather	-21°C (-5°F)	52 mm (2.0 inches)	100%	low