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April Weather in Raron, Switzerland

Last updated: August 27, 2025

In April, the average temperature in Raron, Switzerland hovers around 1°C (34°F), with a chilling minimum of -17°C (2°F) and a comfortable maximum reaching 15°C (59°F). Expect 89 mm (3.5 in) of precipitation spread over 11 days, contributing to a high average humidity of 84%. Prepare for a brisk and damp month!

April Temperature in Raron

In April in Raron, the average temperature is 1°C (34°F). Maximum temperatures can reach 15°C (59°F), while minimums can drop to as low as -17°C (2°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates April temperature patterns in Raron, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Raron, April typically has an average temperature of 1°C (34°F), with highs reaching up to 15°C (59°F) and lows dropping to around -17°C (2°F).
JanFebMarAprMayJunJulAugSepOctNovDec142126344151555447382717
Data source: Temperature data for Raron 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 Raron

In Raron in April, the precipitation amount is 89 mm (3.5 in) over a span of 11 days.

April Precipitation Trends in Raron

The chart displays monthly precipitation patterns in Raron, 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 Raron, April typically receives around 89 mm (3.5 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec125821098914913010811989148109170
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Raron

In Raron in April humidity is 84%. With an average temperature of 1°C (34°F), this humidity feels like a biting chill that seeps into your bones, making travel uncomfortable and requiring extra layers to keep warm while navigating the damp air.

April Average Humidity in Raron

This chart illustrates the average monthly humidity levels in Raron, 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 Raron is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%89%87%84%80%82%83%80%83%90%89%90%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Raron

In Raron in April, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Raron.

Maximum UV Index Levels in Raron for April

The chart shows the monthly maximum UV Index (UVI) for Raron 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 Raron typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec347810111097632
Data source: Raron 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 Raron Compares to Other Months

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

This table compares monthly weather conditions in Raron, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-10°C (15°F)125 mm (4.9 inches)92%moderate
February Weather-6°C (22°F)82 mm (3.2 inches)89%moderate
March Weather-3°C (27°F)109 mm (4.3 inches)87%high
April Weather1°C (34°F)89 mm (3.5 inches)84%very high
May Weather5°C (41°F)149 mm (5.9 inches)80%very high
June Weather11°C (51°F)130 mm (5.1 inches)82%extreme
July Weather13°C (55°F)108 mm (4.2 inches)83%very high
August Weather12°C (54°F)119 mm (4.7 inches)80%very high
September Weather8°C (47°F)89 mm (3.5 inches)83%high
October Weather4°C (39°F)148 mm (5.8 inches)90%high
November Weather-3°C (27°F)109 mm (4.3 inches)88%moderate
December Weather-8°C (17°F)170 mm (6.7 inches)90%low

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