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April Weather in Walchwil, Switzerland

Last updated: August 27, 2025

In April, the average temperature in Walchwil, Switzerland hovers around 7°C (45°F), with lows dipping to a brisk -7°C (19°F) and highs reaching a pleasant 22°C (71°F). Prepare for wet days, as 104 mm (4.1 in) of precipitation can be expected over 12 days, contributing to an average humidity of 84%.

April Temperature in Walchwil

In April in Walchwil, the average temperature is 7°C (45°F), with maximums reaching 22°C (71°F) and minimums dipping as low as -7°C (19°F). Travelers should be prepared for a wide range of temperatures, making layers a smart choice for this time of year.

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

The chart illustrates April temperature patterns in Walchwil, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Walchwil, April typically has an average temperature of 7°C (45°F), with highs reaching up to 22°C (71°F) and lows dropping to around -7°C (19°F).
JanFebMarAprMayJunJulAugSepOctNovDec303438445160636356483933
Data source: Temperature data for Walchwil 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 Walchwil

In Walchwil in April, the total precipitation amount is 104 mm (4.1 in) spread over 12 days.

April Precipitation Trends in Walchwil

The chart displays monthly precipitation patterns in Walchwil, 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 Walchwil, April typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec144106127104163189190203146165102171
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Walchwil

In Walchwil in April, humidity is 84%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and necessitating extra layers to stay warm while exploring the sights.

April Average Humidity in Walchwil

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

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

Maximum UV Index Levels in Walchwil for April

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

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

This table compares monthly weather conditions in Walchwil, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)144 mm (5.7 inches)92%low
February Weather1°C (34°F)106 mm (4.2 inches)89%moderate
March Weather3°C (38°F)127 mm (5.0 inches)87%moderate
April Weather7°C (45°F)104 mm (4.1 inches)84%high
May Weather10°C (51°F)163 mm (6.4 inches)80%very high
June Weather16°C (60°F)189 mm (7.4 inches)82%very high
July Weather17°C (63°F)190 mm (7.5 inches)83%very high
August Weather17°C (63°F)203 mm (8.0 inches)80%very high
September Weather13°C (56°F)146 mm (5.8 inches)83%high
October Weather9°C (49°F)165 mm (6.5 inches)90%moderate
November Weather4°C (39°F)102 mm (4.0 inches)88%moderate
December Weather1°C (33°F)171 mm (6.7 inches)90%low

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