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May Weather in Flawil, Switzerland

Last updated: August 27, 2025

In May, the average temperature in Flawil, Switzerland hovers around 13°C (56°F). Expect a range where the minimum dips to 0°C (32°F) and the maximum soars to 29°C (85°F). This month also brings 147 mm (5.8 in) of precipitation spread over 17 days, contributing to a high average humidity of 80%. Embrace the variety of weather as you plan your activities!

May Temperature in Flawil

In May in Flawil, the average temperature is 13°C (56°F). The maximum can reach 29°C (85°F), while the minimum can drop as low as 0°C (32°F). Pack layers to stay comfortable during your travels, as temperatures can vary widely throughout the day.

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

The chart illustrates May temperature patterns in Flawil, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Flawil, May typically has an average temperature of 13°C (56°F), with highs reaching up to 29°C (85°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec333642495565666659514136
Data source: Temperature data for Flawil 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 Flawil

In Flawil in May, the precipitation amount is 147 mm (5.8 in) over a span of 17 days.

May Precipitation Trends in Flawil

The chart displays monthly precipitation patterns in Flawil, 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 Flawil, May typically receives around 147 mm (5.8 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec106851007914716915919512811972135
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Flawil

In Flawil in May humidity is 80%. With average temperature 13°C (56°F) this humidity feels like a damp chill that seeps into your bones, making outdoor exploration more challenging and necessitating layered clothing for comfort.

May Average Humidity in Flawil

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

In Flawil 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 Flawil.

Maximum UV Index Levels in Flawil for May

The chart shows the monthly maximum UV Index (UVI) for Flawil 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 Flawil typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Flawil 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 Flawil Compares to Other Months

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

This table compares monthly weather conditions in Flawil, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)106 mm (4.2 inches)92%low
February Weather2°C (37°F)85 mm (3.3 inches)89%moderate
March Weather5°C (42°F)100 mm (3.9 inches)87%moderate
April Weather9°C (49°F)79 mm (3.1 inches)84%high
May Weather13°C (56°F)147 mm (5.8 inches)80%very high
June Weather18°C (65°F)168 mm (6.6 inches)82%very high
July Weather19°C (67°F)159 mm (6.3 inches)83%very high
August Weather19°C (66°F)194 mm (7.7 inches)80%very high
September Weather15°C (59°F)128 mm (5.0 inches)83%high
October Weather10°C (51°F)119 mm (4.7 inches)90%moderate
November Weather5°C (42°F)72 mm (2.8 inches)88%low
December Weather2°C (36°F)135 mm (5.3 inches)90%low

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