May weather forecastHerselt, Belgium
May
Weather in May
The last month of the spring, May, is an enjoyable month in Herselt, Belgium, with an average temperature fluctuating between 17.9°C (64.2°F) and 8.4°C (47.1°F).Temperature
As Herselt welcomes May, the average high-temperature records at a comfortable 17.9°C (64.2°F), marking an insignificant deviation from the prior month. Throughout the month of May, the average temperature in Herselt dips to a frosty 8.4°C (47.1°F) at night.Humidity
In Herselt, Belgium, the average relative humidity in May is 78%.Rainfall
In May, in Herselt, Belgium, the rain falls for 13.8 days. Throughout May, 33mm (1.3") of precipitation is accumulated. Throughout the year, in Herselt, Belgium, there are 167 rainfall days, and 427mm (16.81") of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In May, the average length of the day in Herselt is 15h and 34min.On the first day of the month, sunrise is at 06:12 and sunset at 21:02. On the last day of May, sunrise is at 05:31 and sunset at 21:45 CEST.
Sunshine
The average sunshine in May in Herselt is 8.1h.UV index
In Herselt, the average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: A maximum daily UV index of 4 during May morphs into the following directions:
Heed the precautions - It is counselled to guard against solar damage. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Herselt, Belgium
- Average high temperature in May: 17.9°C
The warmest month (with the highest average high temperature) is July (23.4°C).
The month with the lowest average high temperature is January (5.2°C).
- Average low temperature in May: 8.4°C
The month with the highest average low temperature is August (14°C).
The coldest months (with the lowest average low temperature) are January and February (1.3°C).
Average pressure in May
Herselt, Belgium
- Average pressure in May: 1016.4mbar
The month with the highest atmospheric pressure is September (1017.4mbar).
The month with the lowest atmospheric pressure is November (1012.6mbar).
Average wind speed in May
Herselt, Belgium
- Average wind speed in May: 12.3km/h
The windiest month (with the highest average wind speed) is December (17.9km/h).
The calmest month (with the lowest average wind speed) is August (11.5km/h).
Average humidity in May
Herselt, Belgium
- Average humidity in May: 78%
The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is April (74%).
Average rainfall in May
Herselt, Belgium
- Average rainfall in May: 33mm
The wettest month (with the highest rainfall) is December (57mm).
The driest month (with the least rainfall) is September (20mm).
Average rainfall days in May
Herselt, Belgium
- Average rainfall days in May: 13.8 days
The month with the highest number of rainy days is December (17.5 days).
The month with the least rainy days is September (9.9 days).
Average snowfall in May
Herselt, Belgium
- Average snowfall in May: 0mm
The month with the highest snowfall is February (41mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in May
Herselt, Belgium
- Average snowfall days in May: 0 days
The months with the highest number of snowfall days are January and February (4.7 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
Herselt, Belgium
- Average daylight in May: 15h and 36min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in May: 8h and 6min
The month with the most sunshine is July (Average sunshine: 8h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in May
Herselt, Belgium
- Average sunshine days in May: 15.1 days
The month with the most sunshine days is September (18.4 days).
The month with the least sunshine days is December (8.8 days).
Average UV index in May
Herselt, Belgium
- Average UV index in May: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Herselt, Belgium
- Average cloud cover in May: 47
The month with the most cloud cover is December (Cloud cover 64).
The months with the least cloud cover are April and August (Cloud cover 42).
Average visibility in May
Herselt, Belgium
- Average visibility in May: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).





