May weather forecastArch, Switzerland
May
Weather in May
The last month of the spring, May, is a comfortable month in Arch, Switzerland, with an average temperature ranging between max 16.8°C (62.2°F) and min 6°C (42.8°F).Temperature
In the transition from April to May, Arch reports an average high-temperature of an enjoyable 16.8°C (62.2°F), indicating a close resemblance to the prior month. Arch experiences a mean temperature of 6°C (42.8°F) during May nights.Humidity
In Arch, the average relative humidity in May is 81%.Rainfall
In Arch, during May, the rain falls for 21.9 days and regularly aggregates up to 92mm (3.62") of precipitation. In Arch, Switzerland, during the entire year, the rain falls for 195.6 days and collects up to 870mm (34.25") of precipitation.Snowfall
January through May, September through December are months with snowfall in Arch, Switzerland. May is the last month it regularly snows. During 0.3 snowfall days, in May, Arch aggregates 5mm (0.2") of snow. Throughout the year, there are 37.6 snowfall days, and 557mm (21.93") of snow is accumulated.Daylight
In May, the average length of the day in Arch is 15h and 6min.On the first day of the month, sunrise is at 06:13 and sunset at 20:41. On the last day of May, in Arch, Switzerland, sunrise is at 05:38 and sunset at 21:17 CEST.
Sunshine
In Arch, the average sunshine in May is 9h.UV index
The average daily maximum UV index in May in Arch is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 4 during May translates into these guidelines:
Act with care - The need to guard against sun damage is communicated. When the Sun is at its strongest around midday, find shade and limit exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Arch, Switzerland
- Average high temperature in May: 16.8°C
The warmest month (with the highest average high temperature) is July (23.1°C).
The month with the lowest average high temperature is January (2.7°C).
- Average low temperature in May: 6°C
The month with the highest average low temperature is July (11.9°C).
The coldest months (with the lowest average low temperature) are January and February (-2.8°C).
Average pressure in May
Arch, Switzerland
- Average pressure in May: 1016.3mbar
The month with the highest atmospheric pressure is December (1021mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in May
Arch, Switzerland
- Average wind speed in May: 8.4km/h
The windiest month (with the highest average wind speed) is February (10.2km/h).
The calmest month (with the lowest average wind speed) is August (6.3km/h).
Average humidity in May
Arch, Switzerland
- Average humidity in May: 81%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April, July and August (79%).
Average rainfall in May
Arch, Switzerland
- Average rainfall in May: 92mm
The wettest month (with the highest rainfall) is June (97mm).
The driest month (with the least rainfall) is September (46mm).
Average rainfall days in May
Arch, Switzerland
- Average rainfall days in May: 21.9 days
The month with the highest number of rainy days is May (21.9 days).
The month with the least rainy days is February (12.3 days).
Average snowfall in May
Arch, Switzerland
- Average snowfall in May: 5mm
The month with the highest snowfall is February (133mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in May
Arch, Switzerland
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
Arch, Switzerland
- Average daylight in May: 15h and 6min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in May: 9h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in May
Arch, Switzerland
- Average sunshine days in May: 6.7 days
The month with the most sunshine days is October (14.1 days).
The month with the least sunshine days is May (6.7 days).
Average UV index in May
Arch, Switzerland
- Average UV index in May: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Arch, Switzerland
- Average cloud cover in May: 44
The months with the most cloud cover are January, February and December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in May
Arch, Switzerland
- Average visibility in May: 8km
The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are January, February, May, June, September, October, November and December (8km).





