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April Weather in Hrastnik, Slovenia

Last updated: August 27, 2025

In Hrastnik, Slovenia, the average temperature in April hovers around 10°C (50°F). However, be prepared for a range of temperatures, with a chilly minimum of -10°C (14°F) and a comfortable maximum of 26°C (79°F). This month brings about 94 mm (3.7 in) of precipitation over 12 days, contributing to an average humidity level of 79%.

April Temperature in Hrastnik

In April in Hrastnik, the average temperature is 10°C (50°F). Maximums can reach 26°C (79°F), while minimums can drop as low as -10°C (14°F). Be prepared for a wide range of temperatures when traveling during this time.

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

The chart illustrates April temperature patterns in Hrastnik, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hrastnik, April typically has an average temperature of 10°C (50°F), with highs reaching up to 26°C (79°F) and lows dropping to around -10°C (14°F).
JanFebMarAprMayJunJulAugSepOctNovDec323742505767696960514334
Data source: Temperature data for Hrastnik 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 Hrastnik

In Hrastnik in April, the precipitation amount is 94 mm (3.7 in) spread over 12 days.

April Precipitation Trends in Hrastnik

The chart displays monthly precipitation patterns in Hrastnik, 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 Hrastnik, April typically receives around 94 mm (3.7 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec39686094150891321141347610894
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Hrastnik

In Hrastnik in April humidity is 79%. With an average temperature of 10°C (50°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration less inviting and requiring layered clothing to stay comfortable while traveling.

April Average Humidity in Hrastnik

This chart illustrates the average monthly humidity levels in Hrastnik, 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 Hrastnik is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%87%82%79%74%75%74%69%74%88%90%89%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Hrastnik

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

Maximum UV Index Levels in Hrastnik for April

The chart shows the monthly maximum UV Index (UVI) for Hrastnik 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 Hrastnik typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986432
Data source: Hrastnik 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 Hrastnik Compares to Other Months

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

This table compares monthly weather conditions in Hrastnik, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)39 mm (1.5 inches)91%low
February Weather3°C (38°F)68 mm (2.7 inches)87%moderate
March Weather6°C (42°F)60 mm (2.4 inches)82%moderate
April Weather10°C (50°F)94 mm (3.7 inches)79%high
May Weather14°C (58°F)150 mm (5.9 inches)74%very high
June Weather19°C (67°F)89 mm (3.5 inches)75%very high
July Weather21°C (69°F)132 mm (5.2 inches)74%very high
August Weather21°C (69°F)114 mm (4.5 inches)68%very high
September Weather15°C (60°F)134 mm (5.3 inches)74%high
October Weather11°C (52°F)76 mm (3.0 inches)88%moderate
November Weather6°C (43°F)108 mm (4.2 inches)90%moderate
December Weather1°C (35°F)94 mm (3.7 inches)89%low

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