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September Weather in Stachy, Czech Republic

Last updated: August 23, 2025

In September, the average temperature in Stachy, Czech Republic is a comfortable 13°C (55°F). However, be prepared for a range of weather, as temperatures can dip as low as -2°C (30°F) and soar to a warm 27°C (80°F). Expect some rain too, with an average precipitation of 89 mm (3.5 in) over 15 days, contributing to a relatively high average humidity of 82%.

September Temperature in Stachy

In September, in Stachy, the average temperature is 13°C (55°F). Maximum temperatures can reach 27°C (80°F), while minimums can drop as low as -2°C (30°F). Be prepared for a range of temperatures when traveling to Stachy during this time.

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

The chart illustrates September temperature patterns in Stachy, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Stachy, September typically has an average temperature of 13°C (55°F), with highs reaching up to 27°C (80°F) and lows dropping to around -2°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec283136445262626355473731
Data source: Temperature data for Stachy 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 Stachy

In Stachy in September, the precipitation amount is 89 mm (3.5 in) during 15 days of the month.

September Precipitation Trends in Stachy

The chart displays monthly precipitation patterns in Stachy, 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 Stachy, September typically receives around 89 mm (3.5 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec6762655513614013213389654979
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Stachy

In Stachy in September, humidity is 82%. With an average temperature of 13°C (55°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities sticky and uncomfortable for traveling.

September Average Humidity in Stachy

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

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

Maximum UV Index Levels in Stachy for September

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

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

This table compares monthly weather conditions in Stachy, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)67 mm (2.6 inches)91%low
February Weather-1°C (31°F)62 mm (2.4 inches)89%moderate
March Weather2°C (36°F)65 mm (2.5 inches)87%moderate
April Weather7°C (45°F)55 mm (2.2 inches)82%high
May Weather11°C (52°F)136 mm (5.4 inches)76%very high
June Weather17°C (62°F)140 mm (5.5 inches)80%very high
July Weather17°C (63°F)132 mm (5.2 inches)80%very high
August Weather17°C (63°F)133 mm (5.2 inches)82%very high
September Weather13°C (55°F)89 mm (3.5 inches)82%high
October Weather8°C (47°F)65 mm (2.5 inches)87%moderate
November Weather3°C (37°F)49 mm (1.9 inches)89%low
December Weather0°C (32°F)79 mm (3.1 inches)92%low

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