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May Weather in Koppigen, Switzerland

Last updated: August 27, 2025

In May, the average temperature in Koppigen, Switzerland hovers around 13°C (55°F). However, temperatures can range from a chilly -1°C (31°F) to a warm 29°C (85°F). Expect about 149 mm (5.9 in) of precipitation spread over 18 days, accompanied by an average humidity of 80%.

May Temperature in Koppigen

In May in Koppigen, the average temperature is 13°C (55°F). The maximum can reach 29°C (85°F) and the minimum can be as low as -1°C (31°F). Overall, it's advisable to pack for a mix of mild and warm weather, ensuring you're prepared for both cool nights and sunny days.

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

The chart illustrates May temperature patterns in Koppigen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Koppigen, May typically has an average temperature of 13°C (55°F), with highs reaching up to 29°C (85°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec333842495564676659504036
Data source: Temperature data for Koppigen 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 Koppigen

In Koppigen in May, the total precipitation amount is 149 mm (5.9 in) spread over 18 days.

May Precipitation Trends in Koppigen

The chart displays monthly precipitation patterns in Koppigen, 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 Koppigen, May typically receives around 149 mm (5.9 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec978097691491341401457710279130
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Koppigen

In Koppigen in May humidity is 80%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket wrapping around you, making any outdoor activity feel stifling and heavy, which can lead to fatigue for travelers unaccustomed to such moist conditions.

May Average Humidity in Koppigen

This chart illustrates the average monthly humidity levels in Koppigen, 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 Koppigen is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%84%80%82%82%77%81%89%89%91%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Koppigen

In Koppigen in May, 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 Koppigen.

Maximum UV Index Levels in Koppigen for May

The chart shows the monthly maximum UV Index (UVI) for Koppigen 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 Koppigen typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986422
Data source: Koppigen 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 Koppigen Compares to Other Months

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

This table compares monthly weather conditions in Koppigen, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (33°F)97 mm (3.8 inches)91%low
February Weather3°C (38°F)80 mm (3.1 inches)89%moderate
March Weather6°C (42°F)97 mm (3.8 inches)87%moderate
April Weather9°C (49°F)69 mm (2.7 inches)84%high
May Weather13°C (55°F)149 mm (5.9 inches)80%very high
June Weather18°C (65°F)134 mm (5.3 inches)82%very high
July Weather19°C (67°F)140 mm (5.5 inches)82%very high
August Weather19°C (66°F)145 mm (5.7 inches)77%very high
September Weather15°C (59°F)77 mm (3.0 inches)81%high
October Weather10°C (50°F)102 mm (4.0 inches)89%moderate
November Weather4°C (40°F)79 mm (3.1 inches)89%low
December Weather2°C (36°F)130 mm (5.1 inches)91%low

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