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May Weather in Semin, Czech Republic

Last updated: August 23, 2025

In May, the average temperature in Semin, Czech Republic is a mild 14°C (57°F). However, you may experience a range from a chilly -1°C (31°F) to a warm 31°C (88°F). Expect about 86 mm (3.4 in) of precipitation over 15 days, contributing to a relatively high average humidity of 73%. Be prepared for a mix of weather as you explore!

May Temperature in Semin

In May in Semin, the average temperature is 14°C (57°F). Maximums can reach 31°C (88°F) and minimums can be as low as -1°C (31°F). Travelers should be prepared for a wide range of temperatures, ensuring they pack both light clothing for the heat and warmer layers for the cooler moments.

May Weather in Semin: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Semin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Semin, May typically has an average temperature of 14°C (57°F), with highs reaching up to 31°C (88°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec333640495767686859514236
Data source: Temperature data for Semin 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.

May Precipitation in Semin

In Semin in May, the precipitation amount is 86 mm (3.4 in) that falls over a span of 15 days.

May Precipitation Trends in Semin

The chart displays monthly precipitation patterns in Semin, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Semin, May typically receives around 86 mm (3.4 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec435251408679788977714356
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Semin

In Semin in May, humidity is 73%. With an average temperature of 14°C (57°F), this humidity feels like a warm embrace, making outdoor activities enjoyable but potentially uncomfortable for extended periods. Travelers should stay hydrated and take breaks in shaded areas to fully appreciate the vibrant surroundings.

May Average Humidity in Semin

This chart illustrates the average monthly humidity levels in Semin, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Semin is approximately 73%, 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 May generated using information from the Copernicus Climate Change Service.

May UV Index in Semin

In Semin in May, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Semin.

Maximum UV Index Levels in Semin for May

The chart shows the monthly maximum UV Index (UVI) for Semin in May, 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 May, the maximum UV index in Semin typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec224678876421
Data source: Semin May 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 May Weather in Semin Compares to Other Months

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

This table compares monthly weather conditions in Semin, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (33°F)43 mm (1.7 inches)90%low
February Weather2°C (36°F)52 mm (2.0 inches)87%low
March Weather5°C (41°F)51 mm (2.0 inches)85%moderate
April Weather9°C (49°F)40 mm (1.6 inches)78%high
May Weather14°C (57°F)86 mm (3.4 inches)73%high
June Weather19°C (67°F)79 mm (3.1 inches)77%very high
July Weather20°C (68°F)78 mm (3.1 inches)76%very high
August Weather20°C (69°F)89 mm (3.5 inches)76%high
September Weather15°C (60°F)77 mm (3.0 inches)75%high
October Weather11°C (51°F)71 mm (2.8 inches)85%moderate
November Weather6°C (43°F)43 mm (1.7 inches)90%low
December Weather2°C (36°F)56 mm (2.2 inches)91%low

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