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September Weather in Semenov, Russian Federation

Last updated: August 27, 2025

In September, the average temperature in Semenov, Russian Federation hovers around 11°C (53°F). During this time, temperatures can dip to as low as -1°C (31°F) or soar to a pleasant 28°C (83°F). Expect 56 mm (2.2 in) of precipitation spread over 11 days, with an average humidity level of 88%, making it a moist month overall.

September Temperature in Semenov

In September in Semenov, the average temperature is 11°C (53°F). The maximum can reach 28°C (83°F), and the minimum can be as low as -1°C (31°F). This variability in temperature makes it advisable for travelers to pack layers to accommodate both warm and chilly moments.

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

The chart illustrates September temperature patterns in Semenov, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Semenov, September typically has an average temperature of 11°C (53°F), with highs reaching up to 28°C (83°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec171928415462666352433020
Data source: Temperature data for Semenov 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 Semenov

In Semenov in September, the precipitation amount is 56 mm (2.2 in) over the course of 11 days.

September Precipitation Trends in Semenov

The chart displays monthly precipitation patterns in Semenov, 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 Semenov, September typically receives around 56 mm (2.2 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec435735585858855956635059
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Semenov

In Semenov in September humidity is 88%. With an average temperature of 11°C (53°F), this humidity feels like a heavy blanket wrapping around you, making travel feel sluggish and uncomfortable as you navigate the damp air.

September Average Humidity in Semenov

This chart illustrates the average monthly humidity levels in Semenov, 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 Semenov 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 Semenov

In Semenov 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 Semenov for better planning.

Maximum UV Index Levels in Semenov for September

The chart shows the monthly maximum UV Index (UVI) for Semenov 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 Semenov typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124557664211
Data source: Semenov 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 Semenov Compares to Other Months

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

This table compares monthly weather conditions in Semenov, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (17°F)43 mm (1.7 inches)99%low
February Weather-7°C (19°F)57 mm (2.3 inches)97%low
March Weather-2°C (28°F)35 mm (1.4 inches)94%moderate
April Weather5°C (41°F)57 mm (2.3 inches)83%moderate
May Weather12°C (54°F)58 mm (2.3 inches)72%moderate
June Weather17°C (62°F)58 mm (2.3 inches)70%high
July Weather19°C (67°F)85 mm (3.3 inches)73%high
August Weather17°C (64°F)59 mm (2.3 inches)73%high
September Weather11°C (53°F)56 mm (2.2 inches)88%moderate
October Weather6°C (43°F)63 mm (2.5 inches)91%low
November Weather-1°C (31°F)50 mm (2.0 inches)94%low
December Weather-6°C (21°F)59 mm (2.3 inches)92%low

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