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May Weather in Wiler, Switzerland

Last updated: August 27, 2025

In Wiler, Switzerland, the average temperature in May hovers around 4°C (40°F). Expect a chilly atmosphere, with minimum temperatures dipping as low as -11°C (12°F) and the occasional warm spell reaching up to 19°C (67°F). With 183 mm (7.2 in) of precipitation spread over 22 days, be prepared for frequent showers. The average humidity is a comfortable 80%, adding to the overall cool yet crisp climate.

May Temperature in Wiler

In May in Wiler, the average temperature is 4°C (40°F). The maximum can reach 19°C (67°F) and the minimum can be as low as -11°C (12°F). Be prepared for a wide temperature range if you're planning to travel during this time.

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

The chart illustrates May temperature patterns in Wiler, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wiler, May typically has an average temperature of 4°C (40°F), with highs reaching up to 19°C (67°F) and lows dropping to around -11°C (12°F).
JanFebMarAprMayJunJulAugSepOctNovDec162226334050535246372719
Data source: Temperature data for Wiler 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 Wiler

In Wiler in May, the precipitation amount is 183 mm (7.2 in) over the course of 22 days.

May Precipitation Trends in Wiler

The chart displays monthly precipitation patterns in Wiler, 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 Wiler, May typically receives around 183 mm (7.2 inches) of precipitation spread over approximately 22 days.
JanFebMarAprMayJunJulAugSepOctNovDec17512515494183159195179119158106241
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Wiler

In Wiler in May, humidity is 80%. With an average temperature of 4°C (40°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and requiring careful planning for warmth and moisture management.

May Average Humidity in Wiler

This chart illustrates the average monthly humidity levels in Wiler, 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 Wiler is approximately 80%, 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 May generated using information from the Copernicus Climate Change Service.

May UV Index in Wiler

In Wiler in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Wiler.

Maximum UV Index Levels in Wiler for May

The chart shows the monthly maximum UV Index (UVI) for Wiler 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 Wiler typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec347810111097632
Data source: Wiler 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 Wiler Compares to Other Months

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

This table compares monthly weather conditions in Wiler, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (16°F)175 mm (6.9 inches)92%moderate
February Weather-6°C (22°F)125 mm (4.9 inches)89%moderate
March Weather-3°C (26°F)154 mm (6.1 inches)87%high
April Weather0°C (33°F)94 mm (3.7 inches)84%very high
May Weather4°C (40°F)183 mm (7.2 inches)80%very high
June Weather10°C (50°F)159 mm (6.3 inches)82%extreme
July Weather12°C (53°F)195 mm (7.7 inches)83%very high
August Weather11°C (52°F)179 mm (7.0 inches)80%very high
September Weather8°C (46°F)119 mm (4.7 inches)83%high
October Weather3°C (38°F)158 mm (6.2 inches)90%high
November Weather-3°C (27°F)106 mm (4.2 inches)88%moderate
December Weather-7°C (19°F)241 mm (9.5 inches)90%low

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