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September Weather in Radejov, Czech Republic

Last updated: August 23, 2025

In September, the average temperature in Radejov, Czech Republic is a comfortable 16°C (61°F). However, temperatures can vary significantly, with a minimum of 3°C (37°F) and soaring up to a maximum of 31°C (89°F). Expect 91 mm (3.6 in) of precipitation spread over 9 days, contributing to an average humidity of 75%. Whether you enjoy mild weather or warm days, Radejov offers a diverse climate this month!

September Temperature in Radejov

In September in Radejov, the average temperature is 16°C (61°F). Maximums can reach up to 31°C (89°F) and minimums can drop as low as 3°C (37°F). This variation in temperature makes Radejov a versatile destination, suitable for travelers who enjoy both warm days and cooler evenings.

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

The chart illustrates September temperature patterns in Radejov, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Radejov, September typically has an average temperature of 16°C (61°F), with highs reaching up to 31°C (89°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec323642515969707161524336
Data source: Temperature data for Radejov 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 Radejov

In Radejov in September, the precipitation amount is 91 mm (3.6 in) spread over 9 days.

September Precipitation Trends in Radejov

The chart displays monthly precipitation patterns in Radejov, 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 Radejov, September typically receives around 91 mm (3.6 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec373634399180789291584858
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Radejov

In Radejov in September humidity is 75%. With an average temperature of 16°C (61°F), this humidity feels like a warm, muggy embrace, making traveling somewhat uncomfortable as you may find yourself constantly adjusting your clothing and seeking shade to escape the sticky air.

September Average Humidity in Radejov

This chart illustrates the average monthly humidity levels in Radejov, 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 Radejov is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%87%85%78%74%77%76%76%75%85%90%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Radejov

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

Maximum UV Index Levels in Radejov for September

The chart shows the monthly maximum UV Index (UVI) for Radejov 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 Radejov typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235678876421
Data source: Radejov 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 Radejov Compares to Other Months

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

This table compares monthly weather conditions in Radejov, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)37 mm (1.5 inches)90%low
February Weather2°C (37°F)36 mm (1.4 inches)87%moderate
March Weather5°C (42°F)34 mm (1.3 inches)85%moderate
April Weather10°C (51°F)39 mm (1.5 inches)78%high
May Weather15°C (59°F)91 mm (3.6 inches)73%high
June Weather21°C (69°F)80 mm (3.2 inches)77%very high
July Weather21°C (70°F)78 mm (3.1 inches)76%very high
August Weather22°C (71°F)92 mm (3.6 inches)76%high
September Weather16°C (61°F)91 mm (3.6 inches)75%high
October Weather11°C (53°F)58 mm (2.3 inches)85%moderate
November Weather6°C (44°F)48 mm (1.9 inches)90%low
December Weather2°C (36°F)58 mm (2.3 inches)91%low

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