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September Weather in Sosnovoborsk, Russian Federation

Last updated: August 27, 2025

In Sosnovoborsk, Russian Federation, the average temperature for September hovers around 9°C (49°F), with a minimum that can drop to -3°C (27°F) and a maximum soaring up to 28°C (83°F). Expect about 64 mm (2.5 in) of precipitation spread over 14 days, accompanied by a high humidity level of 83%. Prepare for a mix of chilly and warm spells!

September Temperature in Sosnovoborsk

In September in Sosnovoborsk, the average temperature is 9°C (49°F). Maximums can reach 28°C (83°F), while minimums can drop to as low as -3°C (27°F). Be prepared for a wide range of temperatures when traveling to Sosnovoborsk this month.

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

The chart illustrates September temperature patterns in Sosnovoborsk, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sosnovoborsk, September typically has an average temperature of 9°C (49°F), with highs reaching up to 28°C (83°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec362440516365624937207
Data source: Temperature data for Sosnovoborsk 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 Sosnovoborsk

In Sosnovoborsk in September, the precipitation amount is 64 mm (2.5 in) spread out over 14 days.

September Precipitation Trends in Sosnovoborsk

The chart displays monthly precipitation patterns in Sosnovoborsk, 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 Sosnovoborsk, September typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec242422336169776264444742
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Sosnovoborsk

In Sosnovoborsk in September, humidity is 83%. With an average temperature of 9°C (49°F), this humidity feels like a damp blanket wrapping around you, making outdoor activities uncomfortable for traveling and requiring extra layers to stay warm and dry.

September Average Humidity in Sosnovoborsk

This chart illustrates the average monthly humidity levels in Sosnovoborsk, 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 Sosnovoborsk is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec94%93%90%89%77%61%66%67%83%88%95%96%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sosnovoborsk

In Sosnovoborsk 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 Sosnovoborsk for better planning.

Maximum UV Index Levels in Sosnovoborsk for September

The chart shows the monthly maximum UV Index (UVI) for Sosnovoborsk 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 Sosnovoborsk typically reaches 4, which falls under the moderate exposure category.
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Data source: Sosnovoborsk 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 Sosnovoborsk Compares to Other Months

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

This table compares monthly weather conditions in Sosnovoborsk, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-16°C (3°F)24 mm (0.9 inches)94%low
February Weather-14°C (6°F)23 mm (0.9 inches)92%low
March Weather-5°C (24°F)22 mm (0.9 inches)90%moderate
April Weather4°C (40°F)33 mm (1.3 inches)88%moderate
May Weather11°C (51°F)61 mm (2.4 inches)77%high
June Weather17°C (63°F)69 mm (2.7 inches)61%high
July Weather18°C (65°F)77 mm (3.0 inches)66%high
August Weather17°C (63°F)62 mm (2.4 inches)67%high
September Weather9°C (49°F)64 mm (2.5 inches)83%moderate
October Weather3°C (37°F)44 mm (1.7 inches)88%moderate
November Weather-7°C (20°F)47 mm (1.9 inches)95%low
December Weather-14°C (7°F)42 mm (1.6 inches)96%low

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