Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
May
Weather in May
Temperature
The shift into May uncovers an average high-temperature of a moderate 15.5°C (59.9°F), subtly different from the previous month. The low-temperature averages to an icy 5°C (41°F) during the nights of May.Humidity
In Belfaux, the average relative humidity in May is 81%.Rainfall
In Belfaux, in May, during 23.1 rainfall days, 109mm (4.29") of precipitation is typically accumulated. Throughout the year, there are 205.3 rainfall days, and 992mm (39.06") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Belfaux aggregates 9mm (0.35") of snow. In Belfaux, Switzerland, during the entire year, snow falls for 44.9 days and aggregates up to 818mm (32.2") of snow.Daylight
The average length of the day in May is 15h and 4min.On the first day of the month, sunrise is at 06:15 and sunset at 20:41. On the last day of May, sunrise is at 05:41 and sunset at 21:17 CEST.
Sunshine
In May, the average sunshine is 9.2h.UV index
In May, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The UV index of 4 in May translates into these instructions:
Act with care - The suggestion to avoid sunburn is emphasized. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the average humidity in May?
How much does it rain in May?
What is the last month it snows?
How many hours of daylight does Belfaux have in May?
When are sunrise and sunset in May?
How many hours of sunshine does Belfaux have in May?
What is the UV index reading in May?
Average temperature in May
Belfaux, Switzerland
- Average high temperature in May: 15.5°C
The warmest month (with the highest average high temperature) is July (22°C).
The month with the lowest average high temperature is January (2.2°C).
- Average low temperature in May: 5°C
The month with the highest average low temperature is July (10.8°C).
The coldest month (with the lowest average low temperature) is February (-4.6°C).
Average pressure in May
Belfaux, Switzerland
- Average pressure in May: 1016.2mbar
The month with the highest atmospheric pressure is December (1021.1mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).
Average wind speed in May
Belfaux, Switzerland
- Average wind speed in May: 8.2km/h
The windiest month (with the highest average wind speed) is February (9.9km/h).
The calmest month (with the lowest average wind speed) is August (6.3km/h).
Average humidity in May
Belfaux, Switzerland
- Average humidity in May: 81%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April, July and August (79%).
Average rainfall in May
Belfaux, Switzerland
- Average rainfall in May: 109mm
The wettest month (with the highest rainfall) is June (117mm).
The driest month (with the least rainfall) is September (53mm).
Average rainfall days in May
Belfaux, Switzerland
- Average rainfall days in May: 23.1 days
The month with the highest number of rainy days is May (23.1 days).
The month with the least rainy days is February (12.2 days).
Average snowfall in May
Belfaux, Switzerland
- Average snowfall in May: 9mm
The month with the highest snowfall is December (192mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Belfaux, Switzerland
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is February (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Belfaux, Switzerland
- Average daylight in May: 15h and 1min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in May: 9h and 1min
The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in May
Belfaux, Switzerland
- Average sunshine days in May: 5.3 days
The month with the most sunshine days is October (14.6 days).
The month with the least sunshine days is June (4.3 days).
Average UV index in May
Belfaux, 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, March, November and December (UV index 2).
Average cloud cover in May
Belfaux, Switzerland
- Average cloud cover in May: 44
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in May
Belfaux, Switzerland
- Average visibility in May: 8km
The months with the highest visibility are March, April and August (9km).
The months with the lowest visibility are January, February, May, June, July, September, October, November and December (8km).
