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September Weather in Chlum u Trebone, Czech Republic

Last updated: August 23, 2025

In September, the average temperature in Chlum u Trebone, Czech Republic hovers around 15°C (58°F), with a minimum dropping to 0°C (32°F) and a maximum reaching up to 29°C (84°F). Expect a precipitation level of 64 mm (2.5 in) spread over about 10 days, contributing to the region's high average humidity of 82%. Stay prepared for a mix of weather during your visit!

September Temperature in Chlum u Trebone

In September in Chlum u Trebone, the average temperature is 15°C (58°F). Maximums can reach 29°C (84°F), and minimums can drop as low as 0°C (32°F). Be sure to pack layers to stay comfortable while exploring the diverse weather conditions.

September Weather in Chlum u Trebone: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Chlum u Trebone, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chlum u Trebone, September typically has an average temperature of 15°C (58°F), with highs reaching up to 29°C (84°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec313540485565666758504034
Data source: Temperature data for Chlum u Trebone 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 Chlum u Trebone

In Chlum u Trebone in September, the precipitation amount is 64 mm (2.5 in) over a span of 10 days.

September Precipitation Trends in Chlum u Trebone

The chart displays monthly precipitation patterns in Chlum u Trebone, 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 Chlum u Trebone, September typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec474246379179857064544458
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Chlum u Trebone

In Chlum u Trebone in September humidity is 82%. With an average temperature of 15°C (58°F), this humidity feels like a warm, damp blanket wrapping around you, making outdoor exploration a bit uncomfortable and causing you to sweat lightly even during mild activities.

September Average Humidity in Chlum u Trebone

This chart illustrates the average monthly humidity levels in Chlum u Trebone, 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 Chlum u Trebone is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%82%76%80%80%82%82%87%89%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Chlum u Trebone

In Chlum u Trebone 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 Chlum u Trebone, you can refer to this Hourly UV Index in Chlum u Trebone.

Maximum UV Index Levels in Chlum u Trebone for September

The chart shows the monthly maximum UV Index (UVI) for Chlum u Trebone 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 Chlum u Trebone typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Chlum u Trebone 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 Chlum u Trebone Compares to Other Months

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

This table compares monthly weather conditions in Chlum u Trebone, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)47 mm (1.9 inches)91%low
February Weather2°C (35°F)42 mm (1.7 inches)89%moderate
March Weather4°C (40°F)46 mm (1.8 inches)87%moderate
April Weather9°C (48°F)37 mm (1.4 inches)82%high
May Weather13°C (56°F)91 mm (3.6 inches)76%very high
June Weather19°C (66°F)79 mm (3.1 inches)80%very high
July Weather19°C (66°F)84 mm (3.3 inches)80%very high
August Weather19°C (67°F)70 mm (2.8 inches)82%very high
September Weather15°C (58°F)64 mm (2.5 inches)82%high
October Weather10°C (50°F)54 mm (2.1 inches)87%moderate
November Weather4°C (40°F)44 mm (1.7 inches)89%low
December Weather1°C (35°F)58 mm (2.3 inches)92%low

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