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May Weather in Lachen, Germany

Last updated: August 23, 2025

In May, the average temperature in Lachen, Germany hovers around 12°C (54°F). Expect a range that can dip as low as -2°C (28°F) and soar up to 29°C (85°F). With an average precipitation amount of 136 mm (5.3 in) spread across 19 days, and a humidity level of 78%, be prepared for a mix of weather that adds to the charm of this locale!

May Temperature in Lachen

In May in Lachen, the average temperature is 12°C (54°F). The maximum can reach 29°C (85°F), and the minimum can be as low as -2°C (28°F). This variability makes Lachen an exciting destination for travelers looking to experience both warm and cool weather.

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

The chart illustrates May temperature patterns in Lachen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lachen, May typically has an average temperature of 12°C (54°F), with highs reaching up to 29°C (85°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec333741485463646557493936
Data source: Temperature data for Lachen 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 Lachen

In Lachen in May, the precipitation amount is 136 mm (5.3 in) spread over 19 days.

May Precipitation Trends in Lachen

The chart displays monthly precipitation patterns in Lachen, 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 Lachen, May typically receives around 136 mm (5.3 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec87748058136133120130868855102
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Lachen

In Lachen in May humidity is 78%. With an average temperature of 12°C (54°F), this humidity feels like a damp chill settling in, making travel a bit uncomfortable as the air clings to your skin, leaving you feeling cooler than the thermometer suggests.

May Average Humidity in Lachen

This chart illustrates the average monthly humidity levels in Lachen, 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 Lachen is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%89%86%83%78%79%82%80%83%90%89%90%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Lachen

In Lachen 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 Lachen.

Maximum UV Index Levels in Lachen for May

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

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

This table compares monthly weather conditions in Lachen, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (33°F)87 mm (3.4 inches)93%low
February Weather3°C (37°F)74 mm (2.9 inches)89%moderate
March Weather5°C (41°F)80 mm (3.2 inches)86%moderate
April Weather9°C (48°F)58 mm (2.3 inches)83%high
May Weather12°C (54°F)136 mm (5.3 inches)78%very high
June Weather17°C (63°F)133 mm (5.2 inches)79%very high
July Weather18°C (65°F)120 mm (4.7 inches)82%very high
August Weather18°C (65°F)130 mm (5.1 inches)80%very high
September Weather14°C (57°F)86 mm (3.4 inches)83%high
October Weather10°C (50°F)88 mm (3.5 inches)90%moderate
November Weather4°C (40°F)55 mm (2.1 inches)89%low
December Weather2°C (36°F)102 mm (4.0 inches)90%low

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