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September Weather in Semanin, Czech Republic

Last updated: August 23, 2025

In September, the average temperature in Semanin, Czech Republic hovers around 14°C (58°F), with potential extremes ranging from a chilly -1°C (30°F) to a pleasant 28°C (83°F). Expect rainfall of about 96 mm (3.8 in) over approximately 11 days, contributing to an average humidity level of 75%. Get ready for a month of varied weather!

September Temperature in Semanin

In September in Semanin, the average temperature is 14°C (58°F). Maximums can reach 28°C (83°F), and minimums can be as low as -1°C (30°F). Therefore, travelers should be prepared for a diverse range of weather conditions.

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

The chart illustrates September temperature patterns in Semanin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Semanin, September typically has an average temperature of 14°C (58°F), with highs reaching up to 28°C (83°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec293338475464656657494134
Data source: Temperature data for Semanin 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 Semanin

In Semanin in September, the precipitation amount is 96 mm (3.8 in) spread over 11 days, resulting in a significant accumulation of rainfall.

September Precipitation Trends in Semanin

The chart displays monthly precipitation patterns in Semanin, 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 Semanin, September typically receives around 96 mm (3.8 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec424846419384938596714258
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Semanin

In Semanin in September humidity is 75%. With an average temperature of 14°C (58°F), this humidity feels like a lingering blanket of warmth, making travel both refreshing and a bit stifling, as the moisture in the air may leave you feeling slightly sticky while enjoying outdoor adventures.

September Average Humidity in Semanin

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

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

Maximum UV Index Levels in Semanin for September

The chart shows the monthly maximum UV Index (UVI) for Semanin 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 Semanin typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234689876422
Data source: Semanin 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 Semanin Compares to Other Months

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

This table compares monthly weather conditions in Semanin, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)42 mm (1.6 inches)90%low
February Weather1°C (34°F)48 mm (1.9 inches)87%moderate
March Weather4°C (39°F)46 mm (1.8 inches)85%moderate
April Weather8°C (47°F)41 mm (1.6 inches)78%high
May Weather12°C (55°F)93 mm (3.7 inches)73%very high
June Weather18°C (65°F)84 mm (3.3 inches)77%very high
July Weather18°C (65°F)93 mm (3.7 inches)76%very high
August Weather19°C (66°F)85 mm (3.3 inches)76%high
September Weather14°C (58°F)96 mm (3.8 inches)75%high
October Weather10°C (50°F)71 mm (2.8 inches)85%moderate
November Weather5°C (41°F)42 mm (1.7 inches)90%low
December Weather1°C (34°F)58 mm (2.3 inches)91%low

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