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
Houffalize signifies an average high-temperature of a moderate 15.5°C (59.9°F) in May, closely mirroring the 12.9°C (55.2°F) of April. In Houffalize, the average temperature during the nights of May drops to an icy 5.8°C (42.4°F).Humidity
The average relative humidity in May in Houffalize, Belgium, is 83%.Rainfall
In May, the rain falls for 16.9 days. Throughout May, 49mm (1.93") of precipitation is accumulated. Throughout the year, there are 166.4 rainfall days, and 566mm (22.28") 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, Houffalize aggregates 2mm (0.08") of snow. In Houffalize, during the entire year, snow falls for 39.8 days and aggregates up to 371mm (14.61") of snow.Daylight
The average length of the day in May in Houffalize is 15h and 27min.On the first day of May, sunrise is at 06:11 and sunset at 20:56. On the last day of the month, sunrise is at 05:32 and sunset at 21:37 CEST.
Sunshine
In Houffalize, the average sunshine in May is 7.8h.UV index
In May, the average daily maximum UV index in Houffalize is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: The average daily UV index of 3 in May transforms into the following instructions:
Undertake protective steps - Recommendations to avoid sunburn are issued. Avoiding the Sun during its peak radiation time around midday is a healthy practice. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures in Houffalize?
What is the average humidity in May in Houffalize?
How many days does it rain in May in Houffalize?
What is the last month it snows in Houffalize?
What is the average length of the day in May in Houffalize?
What time are sunrise and sunset in May in Houffalize?
How many hours of sunshine does Houffalize have in May?
How high is the UV index in May in Houffalize?
Average temperature in May
Houffalize, Belgium
- Average high temperature in May: 15.5°C
The warmest month (with the highest average high temperature) is August (20.9°C).
The month with the lowest average high temperature is January (2.4°C).
- Average low temperature in May: 5.8°C
The month with the highest average low temperature is July (11.2°C).
The coldest month (with the lowest average low temperature) is January (-1.9°C).
Average pressure in May
Houffalize, Belgium
- Average pressure in May: 1016.1mbar
The month with the highest atmospheric pressure is September (1017.8mbar).
The month with the lowest atmospheric pressure is November (1013.7mbar).
Average wind speed in May
Houffalize, Belgium
- Average wind speed in May: 11.6km/h
The windiest month (with the highest average wind speed) is February (16.2km/h).
The calmest month (with the lowest average wind speed) is August (9.9km/h).
Average humidity in May
Houffalize, Belgium
- Average humidity in May: 83%
The months with the highest relative humidity are January, November and December (92%).
The month with the lowest relative humidity is April (79%).
Average rainfall in May
Houffalize, Belgium
- Average rainfall in May: 49mm
The wettest month (with the highest rainfall) is December (66mm).
The driest month (with the least rainfall) is April (31mm).
Average rainfall days in May
Houffalize, Belgium
- Average rainfall days in May: 16.9 days
The months with the highest number of rainy days are June and July (17.3 days).
The month with the least rainy days is February (9.2 days).
Average snowfall in May
Houffalize, Belgium
- Average snowfall in May: 2mm
The month with the highest snowfall is February (105mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Houffalize, Belgium
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Houffalize, Belgium
- Average daylight in May: 15h and 3min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in May: 7h and 5min
The months with the most sunshine are July and August (Average sunshine: 8h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 42min).
Average sunshine days in May
Houffalize, Belgium
- Average sunshine days in May: 11.8 days
The month with the most sunshine days is October (15.9 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in May
Houffalize, Belgium
- Average UV index in May: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in May
Houffalize, Belgium
- Average cloud cover in May: 51
The month with the most cloud cover is December (Cloud cover 75).
The month with the least cloud cover is August (Cloud cover 43).
Average visibility in May
Houffalize, Belgium
- Average visibility in May: 8km
The month with the highest visibility is April (9km).
The months with the lowest visibility are November and December (7km).
