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
Stepping into May, Aalter records an average high-temperature of an enjoyable 17.9°C (64.2°F), almost consistent with April. Aalter's average low-temperature during May nights is observed to be a frosty 8.8°C (47.8°F).Humidity
In May, the average relative humidity is 75%.Rainfall
In Aalter, in May, during 15.7 rainfall days, 27mm (1.06") of precipitation is typically accumulated. Throughout the year, in Aalter, there are 156.7 rainfall days, and 272mm (10.71") of precipitation is accumulated.Snowfall
April through November are months without snowfall.Daylight
In May, the average length of the day is 15h and 35min.On the first day of May, sunrise is at 06:17 and sunset at 21:08. On the last day of the month, sunrise is at 05:36 and sunset at 21:51 CEST.
Sunshine
In May, the average sunshine is 8.3h.UV index
In Aalter, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: A maximum UV index of 4 in May translates into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May in Aalter?
What is the average humidity in May in Aalter?
How many days does it rain in May in Aalter?
When it does not snow in Aalter?
What is the average length of the day in May in Aalter?
When is the sunrise / sunset in May in Aalter?
How many hours of sunshine does Aalter have in May?
What is the UV index intensity in May in Aalter?
Average temperature in May
Aalter, Belgium
- Average high temperature in May: 17.9°C
The warmest month (with the highest average high temperature) is July (23.1°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in May: 8.8°C
The month with the highest average low temperature is August (14.2°C).
The coldest months (with the lowest average low temperature) are January and February (1.7°C).
Average pressure in May
Aalter, Belgium
- Average pressure in May: 1016.6mbar
The month with the highest atmospheric pressure is September (1017.4mbar).
The month with the lowest atmospheric pressure is November (1012mbar).
Average wind speed in May
Aalter, Belgium
- Average wind speed in May: 12.6km/h
The windiest month (with the highest average wind speed) is December (17.2km/h).
The calmest month (with the lowest average wind speed) is August (12km/h).
Average humidity in May
Aalter, Belgium
- Average humidity in May: 75%
The month with the highest relative humidity is December (87%).
The months with the lowest relative humidity are April, July and August (74%).
Average rainfall in May
Aalter, Belgium
- Average rainfall in May: 27mm
The wettest month (with the highest rainfall) is June (34mm).
The driest month (with the least rainfall) is September (13mm).
Average rainfall days in May
Aalter, Belgium
- Average rainfall days in May: 15.7 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is September (10.1 days).
Average snowfall in May
Aalter, Belgium
- Average snowfall in May: 0mm
The month with the highest snowfall is January (14mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in May
Aalter, Belgium
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (2.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Aalter, Belgium
- Average daylight in May: 15h and 4min
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 2min
The month with the most sunshine is June (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in May
Aalter, Belgium
- Average sunshine days in May: 12.3 days
The month with the most sunshine days is October (17.3 days).
The month with the least sunshine days is June (11.3 days).
Average UV index in May
Aalter, 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
Aalter, Belgium
- Average cloud cover in May: 46
The months with the most cloud cover are January and December (Cloud cover 63).
The months with the least cloud cover are April and August (Cloud cover 42).
Average visibility in May
Aalter, 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).
