May weather forecastSclessin, Belgium
May
Weather in May
May, the last month of the spring in Sclessin, is an enjoyable month, with an average temperature fluctuating between 16.7°C (62.1°F) and 7.3°C (45.1°F).Temperature
Sclessin observes a minor difference in average high-temperatures between April's 14.2°C (57.6°F) and May's 16.7°C (62.1°F). In the month of May, the average low-temperature usually rests at a chilly 7.3°C (45.1°F).Humidity
In May, the average relative humidity in Sclessin is 80%.Rainfall
In Sclessin, during May, the rain falls for 18.3 days and regularly aggregates up to 46mm (1.81") of precipitation. In Sclessin, during the entire year, the rain falls for 192.8 days and collects up to 539mm (21.22") of precipitation.Snowfall
May through October are months without snowfall in Sclessin, Belgium.Daylight
In May, the average length of the day is 15h and 31min.On the first day of the month, sunrise is at 06:11 and sunset at 20:58. On the last day of May, in Sclessin, Belgium, sunrise is at 05:30 and sunset at 21:40 CEST.
Sunshine
In May, the average sunshine is 8.4h.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 unprotected exposure to Sun's UV rays for average individuals.Note: A maximum daily UV index of 4 during May morphs into the following directions:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Sclessin, Belgium
- Average high temperature in May: 16.7°C
The warmest months (with the highest average high temperature) are July and August (22.3°C).
The month with the lowest average high temperature is January (4.1°C).
- Average low temperature in May: 7.3°C
The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is January (-0.3°C).
Average pressure in May
Sclessin, Belgium
- Average pressure in May: 1016.2mbar
The month with the highest atmospheric pressure is September (1017.6mbar).
The month with the lowest atmospheric pressure is November (1013.1mbar).
Average wind speed in May
Sclessin, Belgium
- Average wind speed in May: 11.4km/h
The windiest month (with the highest average wind speed) is December (17km/h).
The calmest month (with the lowest average wind speed) is August (10.5km/h).
Average humidity in May
Sclessin, Belgium
- Average humidity in May: 80%
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are April and August (77%).
Average rainfall in May
Sclessin, Belgium
- Average rainfall in May: 46mm
The wettest month (with the highest rainfall) is December (58mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days in May
Sclessin, Belgium
- Average rainfall days in May: 18.3 days
The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is February (12.7 days).
Average snowfall in May
Sclessin, Belgium
- Average snowfall in May: 0mm
The month with the highest snowfall is January (50mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in May
Sclessin, Belgium
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (5.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Sclessin, Belgium
- Average daylight in May: 15h and 30min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in May: 8h and 24min
The months with the most sunshine are July and August (Average sunshine: 9h and 12min).
The month with the least sunshine is December (Average sunshine: 3h and 48min).
Average sunshine days in May
Sclessin, Belgium
- Average sunshine days in May: 10.3 days
The month with the most sunshine days is October (14.7 days).
The month with the least sunshine days is June (8.3 days).
Average UV index in May
Sclessin, Belgium
- 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
Sclessin, Belgium
- Average cloud cover in May: 46
The month with the most cloud cover is December (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in May
Sclessin, Belgium
- Average visibility in May: 9km
The months with the highest visibility are March, April, May, June, July and August (9km).
The months with the lowest visibility are January, February, September, October, November and December (8km).





