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April Weather in Heralec, Czech Republic

Last updated: August 23, 2025

In April, the average temperature in Heralec, Czech Republic hovers around 8°C (47°F). During this month, temperatures can drop as low as -6°C (21°F) and soar up to 25°C (78°F). Expect about 45 mm (1.8 in) of precipitation over 10 days, accompanied by an average humidity of 78%.

April Temperature in Heralec

In April in Heralec, the average temperature is 8°C (47°F). Maximum temperatures can reach 25°C (78°F), while minimums can dip as low as -6°C (21°F). It's essential to pack layers and be prepared for both warm days and chilly nights during your travels.

April Weather in Heralec: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Heralec, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Heralec, April typically has an average temperature of 8°C (47°F), with highs reaching up to 25°C (78°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec293338465464656657494033
Data source: Temperature data for Heralec 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.

April Precipitation in Heralec

In Heralec in April, the precipitation amount is 45 mm (1.8 in) spread over a duration of 10 days.

April Precipitation Trends in Heralec

The chart displays monthly precipitation patterns in Heralec, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Heralec, April typically receives around 45 mm (1.8 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec495250459683918593754464
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Heralec

In Heralec in April, humidity is 78%. With an average temperature of 8°C (47°F), this humidity feels like a chilly embrace, making travel invigorating yet damp, as the cool air wraps around you, emphasizing the need for layers to stay comfortable while exploring.

April Average Humidity in Heralec

This chart illustrates the average monthly humidity levels in Heralec, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Heralec is approximately 78%, 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 April generated using information from the Copernicus Climate Change Service.

April UV Index in Heralec

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

Maximum UV Index Levels in Heralec for April

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

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

This table compares monthly weather conditions in Heralec, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)49 mm (1.9 inches)90%low
February Weather1°C (33°F)52 mm (2.0 inches)87%moderate
March Weather3°C (38°F)50 mm (2.0 inches)85%moderate
April Weather8°C (47°F)45 mm (1.8 inches)78%high
May Weather12°C (54°F)96 mm (3.8 inches)73%very high
June Weather18°C (64°F)83 mm (3.3 inches)77%very high
July Weather18°C (65°F)91 mm (3.6 inches)76%very high
August Weather19°C (66°F)85 mm (3.3 inches)76%high
September Weather14°C (57°F)93 mm (3.6 inches)75%high
October Weather9°C (49°F)75 mm (3.0 inches)85%moderate
November Weather4°C (40°F)44 mm (1.7 inches)90%low
December Weather1°C (34°F)64 mm (2.5 inches)91%low

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