May weather forecastBilten, Switzerland
May
Weather in May
May, the last month of the spring in Bilten, is a refreshing month, with an average temperature ranging between max 15.2°C (59.4°F) and min 4.8°C (40.6°F).Temperature
As Bilten enters May, the average high-temperature marginally increases from the a cool 12°C (53.6°F) of April to a moderate 15.2°C (59.4°F). May nights experience a consistent temperature drop to a cold 4.8°C (40.6°F).Humidity
The average relative humidity in May is 80%.Rainfall
May is the month with the most rainfall. Rain falls for 15.3 days and accumulates 91mm (3.58") of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.8 snowfall days, in May, Bilten aggregates 32mm (1.26") of snow. Throughout the year, there are 53.4 snowfall days, and 1344mm (52.91") of snow is accumulated.Daylight
The average length of the day in May is 15h and 5min.On the first day of the month, sunrise is at 06:06 and sunset at 20:35. On the last day of May, sunrise is at 05:32 and sunset at 21:11 CEST.
Sunshine
In Bilten, the average sunshine in May is 9h.UV index
In May, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: In May, the average maximum UV index of 4 translates into the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Bilten, Switzerland
- Average high temperature in May: 15.2°C
The warmest month (with the highest average high temperature) is August (21.6°C).
The month with the lowest average high temperature is January (1.4°C).
- Average low temperature in May: 4.8°C
The month with the highest average low temperature is August (10.5°C).
The coldest month (with the lowest average low temperature) is February (-5.8°C).
Average pressure in May
Bilten, Switzerland
- Average pressure in May: 1016.1mbar
The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in May
Bilten, Switzerland
- Average wind speed in May: 6.9km/h
The windiest month (with the highest average wind speed) is December (8km/h).
The calmest month (with the lowest average wind speed) is August (6.1km/h).
Average humidity in May
Bilten, Switzerland
- Average humidity in May: 80%
The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are July and August (78%).
Average rainfall in May
Bilten, Switzerland
- Average rainfall in May: 91mm
The wettest month (with the highest rainfall) is May (91mm).
The driest month (with the least rainfall) is November (36mm).
Average rainfall days in May
Bilten, Switzerland
- Average rainfall days in May: 15.3 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is February (6 days).
Average snowfall in May
Bilten, Switzerland
- Average snowfall in May: 32mm
The month with the highest snowfall is January (417mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Bilten, Switzerland
- Average snowfall days in May: 0.8 days
The month with the highest number of snowfall days is January (12 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Bilten, 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 July (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in May
Bilten, Switzerland
- Average sunshine days in May: 13.8 days
The month with the most sunshine days is October (19.3 days).
The months with the least sunshine days are May and June (13.8 days).
Average UV index in May
Bilten, 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 November and December (UV index 1).
Average cloud cover in May
Bilten, Switzerland
- Average cloud cover in May: 46
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in May
Bilten, Switzerland
- Average visibility in May: 8km
The month with the highest visibility is July (9km).
The months with the lowest visibility are January and February (7km).





