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September Weather in Slavsk, Russian Federation

Last updated: August 27, 2025

In September, the average temperature in Slavsk, Russian Federation hovers around 14°C (58°F). Expect a minimum drop to 2°C (35°F), while the thermometer can rise as high as 29°C (84°F). With 71 mm (2.8 in) of precipitation spread over 12 days, you might want to keep that umbrella handy! Moreover, the air tends to be quite humid, with an average humidity level of 81%.

September Temperature in Slavsk

In September in Slavsk, the average temperature is 14°C (58°F). The maximum can reach 29°C (84°F), and the minimum can be as low as 2°C (35°F). This temperature variation makes Slavsk a great destination for travelers looking to experience a range of weather conditions during their visit.

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

The chart illustrates September temperature patterns in Slavsk, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Slavsk, September typically has an average temperature of 14°C (58°F), with highs reaching up to 29°C (84°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec313237455464666558504234
Data source: Temperature data for Slavsk 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 Slavsk

In Slavsk in September, the precipitation amount is 71 mm (2.8 in) during a total of 12 days.

September Precipitation Trends in Slavsk

The chart displays monthly precipitation patterns in Slavsk, 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 Slavsk, September typically receives around 71 mm (2.8 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec5045494364651078271795354
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Slavsk

In Slavsk in September, humidity is 81%. With an average temperature of 14°C (58°F), this humidity feels like a warm blanket wrapping around you, making outdoor adventures sticky and challenging, while also providing a lush, vibrant atmosphere perfect for exploring.

September Average Humidity in Slavsk

This chart illustrates the average monthly humidity levels in Slavsk, 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 Slavsk is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%89%85%74%75%76%76%81%89%91%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Slavsk

In Slavsk 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 Slavsk.

Maximum UV Index Levels in Slavsk for September

The chart shows the monthly maximum UV Index (UVI) for Slavsk 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 Slavsk typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124567765321
Data source: Slavsk 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 Slavsk Compares to Other Months

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

This table compares monthly weather conditions in Slavsk, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)50 mm (2.0 inches)91%low
February Weather0°C (32°F)45 mm (1.8 inches)90%low
March Weather3°C (37°F)49 mm (1.9 inches)89%moderate
April Weather7°C (46°F)43 mm (1.7 inches)85%moderate
May Weather12°C (55°F)64 mm (2.5 inches)74%high
June Weather18°C (65°F)65 mm (2.6 inches)75%high
July Weather19°C (66°F)107 mm (4.2 inches)76%high
August Weather18°C (65°F)82 mm (3.2 inches)76%high
September Weather14°C (58°F)71 mm (2.8 inches)81%moderate
October Weather10°C (50°F)79 mm (3.1 inches)89%moderate
November Weather5°C (42°F)53 mm (2.1 inches)91%low
December Weather1°C (34°F)54 mm (2.1 inches)92%low

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