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September Weather in Bor, Russian Federation

Last updated: August 27, 2025

In September, the average temperature in Bor, Russian Federation hovers around 12°C (54°F), with a minimum of -1°C (30°F) and a maximum peaking at 29°C (85°F). You'll experience a moderate precipitation amount of 48 mm (1.9 in) over approximately 10 days, and the air can feel quite humid, boasting an average humidity level of 88%.

September Temperature in Bor

In September in Bor, the average temperature is 12°C (54°F). The maximum can reach 29°C (85°F), while the minimum can drop as low as -1°C (30°F). Make sure to pack layers to stay comfortable during your travels, as the weather can vary significantly!

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 12°C (54°F), with highs reaching up to 29°C (85°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec182028415563676454433121
Data source: Temperature data for Bor 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 Bor

In Bor in September, the precipitation amount is 48 mm (1.9 in) spread over a period of 10 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 48 mm (1.9 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec415231575453865548595052
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Bor

In Bor in September, humidity is 88%. With an average temperature of 12°C (54°F), this humidity feels like a thick, damp blanket, making traveling a bit uncomfortable as the air clings to your skin, causing you to sweat even in cooler weather.

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.
JanFebMarAprMayJunJulAugSepOctNovDec99%97%94%83%72%70%73%73%88%91%94%92%
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 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Bor.

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 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124567765311
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.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (18°F)41 mm (1.6 inches)99%low
February Weather-7°C (20°F)52 mm (2.1 inches)97%low
March Weather-2°C (28°F)31 mm (1.2 inches)94%moderate
April Weather5°C (42°F)57 mm (2.3 inches)83%moderate
May Weather13°C (55°F)54 mm (2.1 inches)72%high
June Weather17°C (63°F)52 mm (2.1 inches)70%high
July Weather19°C (67°F)86 mm (3.4 inches)73%high
August Weather18°C (64°F)55 mm (2.1 inches)73%high
September Weather12°C (54°F)48 mm (1.9 inches)88%moderate
October Weather6°C (44°F)59 mm (2.3 inches)91%moderate
November Weather-1°C (31°F)50 mm (2.0 inches)94%low
December Weather-6°C (22°F)52 mm (2.0 inches)92%low

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