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September Weather in Korosten, Ukraine

Last updated: August 28, 2025

In September, the average temperature in Korosten, Ukraine hovers around 15°C (60°F), with fluctuations ranging from a chilly -1°C (31°F) to a warm 33°C (91°F). Expect 42 mm (1.6 in) of precipitation over approximately 8 days, contributing to an average humidity of 66%.

September Temperature in Korosten

In September in Korosten, the average temperature is 15°C (60°F), with maximums reaching 33°C (91°F) and minimums dropping as low as -1°C (31°F). This varied temperature makes it essential for travelers to pack layers to comfortably enjoy both warm and cool moments during their stay.

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

The chart illustrates September temperature patterns in Korosten, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Korosten, September typically has an average temperature of 15°C (60°F), with highs reaching up to 33°C (91°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec272937485868696859493932
Data source: Temperature data for Korosten 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 Korosten

In Korosten in September, the precipitation amount is 42 mm (1.6 in) over a span of 8 days.

September Precipitation Trends in Korosten

The chart displays monthly precipitation patterns in Korosten, 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 Korosten, September typically receives around 42 mm (1.6 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec374248339456875342463063
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Korosten

In Korosten in September humidity is 66%. With an average temperature of 15°C (60°F), this humidity feels like a warm embrace, creating a slightly sticky atmosphere that encourages travelers to dress comfortably and stay hydrated as they explore.

September Average Humidity in Korosten

This chart illustrates the average monthly humidity levels in Korosten, 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 Korosten is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%91%87%74%57%57%53%49%67%85%91%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Korosten

In Korosten 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 Korosten, you can refer to this Hourly UV Index in Korosten.

Maximum UV Index Levels in Korosten for September

The chart shows the monthly maximum UV Index (UVI) for Korosten 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 Korosten typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec224578876322
Data source: Korosten 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 Korosten Compares to Other Months

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

This table compares monthly weather conditions in Korosten, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (28°F)37 mm (1.5 inches)93%low
February Weather-1°C (30°F)42 mm (1.7 inches)91%low
March Weather3°C (37°F)48 mm (1.9 inches)87%moderate
April Weather9°C (48°F)33 mm (1.3 inches)74%moderate
May Weather14°C (58°F)94 mm (3.7 inches)57%high
June Weather20°C (69°F)56 mm (2.2 inches)57%very high
July Weather20°C (69°F)87 mm (3.4 inches)53%very high
August Weather20°C (69°F)53 mm (2.1 inches)49%high
September Weather15°C (60°F)42 mm (1.6 inches)66%high
October Weather10°C (50°F)46 mm (1.8 inches)85%moderate
November Weather4°C (39°F)30 mm (1.2 inches)91%low
December Weather0°C (32°F)63 mm (2.5 inches)91%low

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