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September Weather in Blatna, Czech Republic

Last updated: August 23, 2025

In Blatna, Czech Republic, the average temperature in September hovers around 14°C (57°F), offering a mild backdrop for various activities. Expect temperature fluctuations, with minimums dipping to -1°C (31°F) and maximums soaring to 28°C (83°F). Rain may make an appearance, contributing to an average precipitation of 64 mm (2.5 in) over 11 days throughout the month. Additionally, an average humidity of 82% ensures a refreshing atmosphere, perfect for enjoying the diverse beauty of the region.

September Temperature in Blatna

In September in Blatna, the average temperature is 14°C (57°F). The maximum can reach up to 28°C (83°F), while the minimum can dip as low as -1°C (31°F). Be prepared for a wide range of temperatures if you plan to travel during this time!

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

The chart illustrates September temperature patterns in Blatna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Blatna, September typically has an average temperature of 14°C (57°F), with highs reaching up to 28°C (83°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec313439475564656657493934
Data source: Temperature data for Blatna 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 Blatna

In Blatna in September, the total precipitation amount is 64 mm (2.5 in) spread over 11 days.

September Precipitation Trends in Blatna

The chart displays monthly precipitation patterns in Blatna, 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 Blatna, September typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec474851439795799164543958
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Blatna

In Blatna 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 Blatna

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

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

Maximum UV Index Levels in Blatna for September

The chart shows the monthly maximum UV Index (UVI) for Blatna 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 Blatna typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689876421
Data source: Blatna 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 Blatna Compares to Other Months

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

This table compares monthly weather conditions in Blatna, 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 (1.8 inches)91%low
February Weather1°C (34°F)48 mm (1.9 inches)89%moderate
March Weather4°C (39°F)51 mm (2.0 inches)87%moderate
April Weather8°C (47°F)43 mm (1.7 inches)82%high
May Weather13°C (55°F)97 mm (3.8 inches)76%very high
June Weather18°C (65°F)95 mm (3.7 inches)80%very high
July Weather18°C (65°F)79 mm (3.1 inches)80%very high
August Weather19°C (66°F)91 mm (3.6 inches)82%high
September Weather14°C (57°F)64 mm (2.5 inches)82%high
October Weather9°C (49°F)54 mm (2.1 inches)87%moderate
November Weather4°C (40°F)39 mm (1.5 inches)89%low
December Weather1°C (35°F)58 mm (2.3 inches)92%low

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