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
With the advent of May, Dalhem's high-temperatures adjust to a comfortable 16.7°C (62.1°F), closely aligning with the preceding month. An average nighttime temperature of 7.3°C (45.1°F) is noted in Dalhem, Belgium, during the month of May.Humidity
In May, the average relative humidity is 80%.Rainfall
In Dalhem, in May, it is raining for 18.3 days, with typically 46mm (1.81") of accumulated precipitation. Throughout the year, there are 193.2 rainfall days, and 544mm (21.42") of precipitation is accumulated.Snowfall
May through October are months without snowfall in Dalhem.Daylight
In May, the average length of the day is 15h and 32min.On the first day of the month, sunrise is at 06:10 and sunset at 20:58. On the last day of May, in Dalhem, sunrise is at 05:29 and sunset at 21:40 CEST.
Sunshine
In Dalhem, Belgium, the average sunshine in May is 8.4h.UV index
In May, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: In May, a regular UV index of 4 translates into these guidelines:
Prioritize safety - Suggestions to prevent sun damage are offered. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature in Dalhem?
What is the average humidity in May in Dalhem?
How much does it rain in Dalhem in May?
When it does not snow in Dalhem?
Does it snow in Dalhem in May?
How many hours of daylight does Dalhem have in May?
What time are sunrise and sunset in May in Dalhem?
How long on average sun shines in May in Dalhem?
How high is the UV index in May in Dalhem?
Average temperature in May
Dalhem, 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
Dalhem, Belgium
- Average pressure in May: 1016.2mbar
The month with the highest atmospheric pressure is September (1017.5mbar).
The month with the lowest atmospheric pressure is November (1013.1mbar).
Average wind speed in May
Dalhem, 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
Dalhem, 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
Dalhem, 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
Dalhem, 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
Dalhem, 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
Dalhem, 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
Dalhem, Belgium
- Average daylight in May: 15h and 3min
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 2min
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 36min).
Average sunshine days in May
Dalhem, 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
Dalhem, 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
Dalhem, 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
Dalhem, 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).
