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September Weather in Olym, Russian Federation

Last updated: August 27, 2025

In September, the average temperature in Olym, Russian Federation is a moderate 15°C (59°F). However, be prepared for a range, as temperatures can dip to a chilly -2°C (28°F) or soar up to a warm 34°C (94°F). Expect about 42 mm (1.7 in) of precipitation over 6 days, with an average humidity of 70%.

September Temperature in Olym

In September in Olym, the average temperature is 15°C (59°F). The maximum can reach 34°C (94°F), and the minimum can be as low as -2°C (28°F). Be prepared for a wide range of temperatures when traveling, ensuring you pack layers for both warm and chilly moments.

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

The chart illustrates September temperature patterns in Olym, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Olym, September typically has an average temperature of 15°C (59°F), with highs reaching up to 34°C (94°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec232331465867696959473327
Data source: Temperature data for Olym 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 Olym

In Olym in September, the total precipitation amount is 42 mm (1.7 in) spread over 6 days.

September Precipitation Trends in Olym

The chart displays monthly precipitation patterns in Olym, 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 Olym, September typically receives around 42 mm (1.7 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec434945466948692142423757
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Olym

In Olym in September, humidity is 70%. With an average temperature of 15°C (59°F), this humidity feels like a warm embrace, making it slightly uncomfortable while traveling, as the moist air clings to your skin and can leave you feeling slightly lethargic.

September Average Humidity in Olym

This chart illustrates the average monthly humidity levels in Olym, 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 Olym is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec94%94%89%75%61%60%59%55%70%83%92%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Olym

In Olym in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Olym, you can refer to this Hourly UV Index in Olym.

Maximum UV Index Levels in Olym for September

The chart shows the monthly maximum UV Index (UVI) for Olym 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 Olym typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235678876321
Data source: Olym 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 Olym Compares to Other Months

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

This table compares monthly weather conditions in Olym, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (23°F)43 mm (1.7 inches)93%low
February Weather-5°C (24°F)49 mm (1.9 inches)94%moderate
March Weather0°C (32°F)45 mm (1.8 inches)89%moderate
April Weather8°C (47°F)46 mm (1.8 inches)75%high
May Weather14°C (58°F)69 mm (2.7 inches)61%high
June Weather19°C (67°F)48 mm (1.9 inches)60%very high
July Weather21°C (70°F)69 mm (2.7 inches)59%very high
August Weather21°C (69°F)21 mm (0.8 inches)55%high
September Weather15°C (59°F)42 mm (1.7 inches)70%high
October Weather8°C (48°F)42 mm (1.6 inches)83%moderate
November Weather1°C (34°F)37 mm (1.4 inches)92%low
December Weather-3°C (27°F)57 mm (2.3 inches)93%low

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