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September Weather in Vostok, Russian Federation

Last updated: August 27, 2025

In September, the average temperature in Vostok, Russian Federation hovers around 13°C (55°F). Expect a wide range of temperatures, with lows of -2°C (30°F) and highs reaching up to 28°C (82°F). Precipitation can be significant, with an average of 134 mm (5.3 in) spread over 12 days, contributing to a rather humid atmosphere with an average humidity of 89%.

September Temperature in Vostok

In September in Vostok, the average temperature is 13°C (55°F). Maximums can reach 28°C (82°F) and minimums can be as low as -2°C (30°F). This diverse temperature range makes Vostok an ideal destination for travelers seeking a variety of experiences.

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

The chart illustrates September temperature patterns in Vostok, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vostok, September typically has an average temperature of 13°C (55°F), with highs reaching up to 28°C (82°F) and lows dropping to around -2°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec-43233852586965553921-1
Data source: Temperature data for Vostok 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 Vostok

In Vostok in September, the precipitation amount is 134 mm (5.3 in) over a period of 12 days.

September Precipitation Trends in Vostok

The chart displays monthly precipitation patterns in Vostok, 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 Vostok, September typically receives around 134 mm (5.3 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec20265252105168150216134976737
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Vostok

In Vostok in September humidity is 89%. With an average temperature of 13°C (55°F), this humidity feels like a thick, damp blanket enveloping you, making every step feel heavier and each breath a bit more laborious for traveling.

September Average Humidity in Vostok

This chart illustrates the average monthly humidity levels in Vostok, 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 Vostok is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec97%95%91%85%86%87%90%90%89%86%80%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Vostok

In Vostok in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Vostok.

Maximum UV Index Levels in Vostok for September

The chart shows the monthly maximum UV Index (UVI) for Vostok 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 Vostok typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789998421
Data source: Vostok 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 Vostok Compares to Other Months

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

This table compares monthly weather conditions in Vostok, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-20°C (-4°F)20 mm (0.8 inches)97%low
February Weather-16°C (3°F)26 mm (1.0 inches)95%moderate
March Weather-5°C (23°F)51 mm (2.0 inches)91%moderate
April Weather3°C (38°F)52 mm (2.1 inches)85%high
May Weather11°C (52°F)105 mm (4.1 inches)86%very high
June Weather15°C (59°F)167 mm (6.6 inches)86%very high
July Weather20°C (69°F)150 mm (5.9 inches)90%very high
August Weather18°C (65°F)216 mm (8.5 inches)90%very high
September Weather13°C (55°F)134 mm (5.3 inches)89%very high
October Weather4°C (39°F)97 mm (3.8 inches)86%moderate
November Weather-6°C (21°F)67 mm (2.6 inches)80%low
December Weather-18°C (-1°F)37 mm (1.4 inches)92%low

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