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September Weather in Ostrovtsy, Russian Federation

Last updated: August 27, 2025

In September, the average temperature in Ostrovtsy, Russian Federation hovers around 13°C (55°F). While you might experience a brisk minimum of -1°C (31°F), the mercury can rise to a warm maximum of 30°C (87°F). Expect 49 mm (1.9 in) of precipitation spread over 8 days, and prepare for a moist atmosphere with an average humidity of 86%.

September Temperature in Ostrovtsy

In September in Ostrovtsy, the average temperature is 13°C (55°F). Maximums can reach 30°C (87°F), and minimums can drop as low as -1°C (31°F). Be prepared for a wide range of temperatures when traveling to Ostrovtsy during this month!

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

The chart illustrates September temperature patterns in Ostrovtsy, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ostrovtsy, September typically has an average temperature of 13°C (55°F), with highs reaching up to 30°C (87°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec222331435563666455453325
Data source: Temperature data for Ostrovtsy 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 Ostrovtsy

In Ostrovtsy in September, the precipitation amount is 49 mm (1.9 in) spread over 8 days.

September Precipitation Trends in Ostrovtsy

The chart displays monthly precipitation patterns in Ostrovtsy, 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 Ostrovtsy, September typically receives around 49 mm (1.9 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec404836577072786149513955
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ostrovtsy

In Ostrovtsy in September humidity is 86%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket clinging to your skin, making travel quite uncomfortable and urging you to seek cooler, dryer spots.

September Average Humidity in Ostrovtsy

This chart illustrates the average monthly humidity levels in Ostrovtsy, 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 Ostrovtsy is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec98%96%92%81%73%74%78%75%86%90%95%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ostrovtsy

In Ostrovtsy 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 Ostrovtsy.

Maximum UV Index Levels in Ostrovtsy for September

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

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

This table compares monthly weather conditions in Ostrovtsy, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)40 mm (1.6 inches)98%low
February Weather-5°C (23°F)48 mm (1.9 inches)96%low
March Weather-1°C (31°F)36 mm (1.4 inches)92%moderate
April Weather6°C (43°F)57 mm (2.2 inches)81%moderate
May Weather13°C (55°F)70 mm (2.8 inches)73%high
June Weather17°C (64°F)72 mm (2.8 inches)74%high
July Weather19°C (66°F)78 mm (3.1 inches)78%high
August Weather18°C (65°F)61 mm (2.4 inches)75%high
September Weather13°C (55°F)49 mm (1.9 inches)86%moderate
October Weather7°C (45°F)51 mm (2.0 inches)90%moderate
November Weather1°C (34°F)39 mm (1.5 inches)95%low
December Weather-4°C (26°F)55 mm (2.2 inches)92%low

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