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September Weather in Cernosin, Czech Republic

Last updated: August 23, 2025

In September, the average temperature in Cernosin, Czech Republic hovers around 14°C (57°F), with a minimum dipping to -1°C (31°F) and reaching a maximum of 29°C (84°F). Prepare for some rain, as you'll likely experience 55 mm (2.2 in) of precipitation over 9 days. Don't forget your umbrella; the average humidity is a high 82%!

September Temperature in Cernosin

In September in Cernosin, the average temperature is 14°C (57°F). The maximum can reach 29°C (84°F), while the minimum can drop as low as -1°C (31°F). This makes it a great time for travelers to experience a diverse range of weather, so pack accordingly to enjoy both warm days and cooler evenings.

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

The chart illustrates September temperature patterns in Cernosin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cernosin, September typically has an average temperature of 14°C (57°F), with highs reaching up to 29°C (84°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec313439465464656557493934
Data source: Temperature data for Cernosin 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 Cernosin

In Cernosin in September, the precipitation amount is 55 mm (2.2 in) over a span of 9 days.

September Precipitation Trends in Cernosin

The chart displays monthly precipitation patterns in Cernosin, 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 Cernosin, September typically receives around 55 mm (2.2 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec444753368475747755493561
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Cernosin

In Cernosin in September, humidity is 82%. With an average temperature of 14°C (57°F), this humidity feels like a thick blanket enveloping you, making outdoor activities uncomfortable and travel more challenging due to the heavy, damp air.

September Average Humidity in Cernosin

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

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

Maximum UV Index Levels in Cernosin for September

The chart shows the monthly maximum UV Index (UVI) for Cernosin 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 Cernosin typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235688876421
Data source: Cernosin 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 Cernosin Compares to Other Months

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

This table compares monthly weather conditions in Cernosin, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (31°F)44 mm (1.7 inches)91%low
February Weather1°C (34°F)47 mm (1.8 inches)89%moderate
March Weather4°C (39°F)53 mm (2.1 inches)87%moderate
April Weather8°C (47°F)36 mm (1.4 inches)82%high
May Weather12°C (55°F)84 mm (3.3 inches)76%very high
June Weather18°C (64°F)75 mm (2.9 inches)80%very high
July Weather18°C (65°F)74 mm (2.9 inches)80%very high
August Weather19°C (66°F)77 mm (3.0 inches)82%high
September Weather14°C (57°F)55 mm (2.2 inches)82%high
October Weather9°C (49°F)49 mm (1.9 inches)87%moderate
November Weather4°C (39°F)35 mm (1.4 inches)89%low
December Weather1°C (34°F)61 mm (2.4 inches)92%low

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