May Weather in Genolier, Switzerland

Last updated: August 27, 2025

In May, the average temperature in Genolier, Switzerland is a mild 12°C (55°F). While you might experience cool spells with a minimum reaching 0°C (33°F), the days can also warm up to a pleasant maximum of 26°C (79°F). However, be prepared for some rain, as 163 mm (6.4 in) of precipitation can fall over about 17 days. The atmosphere tends to be quite humid, with an average humidity of 80%, making it feel a bit more tropical!

May Temperature in Genolier

In May in Genolier, the average temperature is 12°C (55°F). Maximums can reach 26°C (79°F), while minimums can dip as low as 0°C (33°F). This variability makes it a great time for travelers to enjoy a range of outdoor activities while being prepared for cooler evenings.

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

The chart illustrates May temperature patterns in Genolier, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Genolier, May typically has an average temperature of 12°C (55°F), with highs reaching up to 26°C (79°F) and lows dropping to around 0°C (33°F).

Data source: Temperature data for Genolier generated using information from the Copernicus Climate Change Service.

May Precipitation in Genolier

In Genolier in May, the precipitation amount is 163 mm (6.4 in) over the course of 17 days.

May Precipitation Trends in Genolier

The chart displays monthly precipitation patterns in Genolier, 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 Genolier, May typically receives around 163 mm (6.4 inches) of precipitation spread over approximately 17 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

May Humidity in Genolier

In Genolier in May, humidity is 80%. With an average temperature of 12°C (55°F), this humidity feels like a damp blanket wrapping around you, making it essential to choose breathable clothing and stay hydrated while exploring the area.

May Average Humidity in Genolier

This chart illustrates the average monthly humidity levels in Genolier, 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 Genolier is approximately 80%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Genolier

In Genolier 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 Genolier.

Maximum UV Index Levels in Genolier for May

The chart shows the monthly maximum UV Index (UVI) for Genolier 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 Genolier typically reaches 8, which falls under the very high exposure category.

Data source: Genolier 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 Genolier Compares to Other Months

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

This table compares monthly weather conditions in Genolier, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (36°F)	127 mm (5.0 inches)	91%	low
February Weather	4°C (40°F)	98 mm (3.9 inches)	89%	moderate
March Weather	6°C (43°F)	140 mm (5.5 inches)	87%	high
April Weather	9°C (49°F)	64 mm (2.5 inches)	84%	high
May Weather	12°C (55°F)	163 mm (6.4 inches)	80%	very high
June Weather	17°C (64°F)	126 mm (5.0 inches)	82%	very high
July Weather	19°C (67°F)	130 mm (5.1 inches)	82%	very high
August Weather	19°C (66°F)	126 mm (5.0 inches)	77%	very high
September Weather	15°C (60°F)	94 mm (3.7 inches)	81%	high
October Weather	11°C (52°F)	121 mm (4.8 inches)	89%	moderate
November Weather	6°C (43°F)	116 mm (4.6 inches)	89%	moderate
December Weather	3°C (38°F)	213 mm (8.4 inches)	91%	low