Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
April
Weather in April
Temperature
Jalhay's transition into April brings a rise in the average high-temperature, moving from a chilly 8.6°C (47.5°F) in March to a moderate 13.6°C (56.5°F). During April, the nighttime temperature averages to an icy 4.2°C (39.6°F).Humidity
The months with the lowest humidity are April and August, with an average relative humidity of 79%.Rainfall
The month with the least rainfall in Jalhay, Belgium, is April, when the rain falls for 14.3 days and typically collects 26mm (1.02") of precipitation.Snowfall
January through May, October through December are months with snowfall. In Jalhay, Belgium, in April, during 0.8 snowfall days, 3mm (0.12") of snow is typically accumulated. In Jalhay, during the entire year, snow falls for 28 days and aggregates up to 235mm (9.25") of snow.Daylight
The average length of the day in April is 13h and 50min.On the first day of the month, sunrise is at 07:10 and sunset at 20:08. On the last day of April, in Jalhay, sunrise is at 06:11 and sunset at 20:55 CEST.
Sunshine
In April, the average sunshine is 8h.UV index
In Jalhay, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: The UV index of 3 during April translates into the following guidance:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Jalhay in April?
What are the least humid months in Jalhay?
What is the average humidity in April in Jalhay?
What is the driest month in Jalhay?
How much does it rain in Jalhay in April?
How much does it snow in Jalhay in April?
How many hours of daylight does Jalhay have in April?
When are sunrise and sunset in April in Jalhay?
How many hours of sunshine does Jalhay have in April?
How high is the UV index in April in Jalhay?
Average temperature in April
Jalhay, Belgium
- Average high temperature in April: 13.6°C
The warmest months (with the highest average high temperature) are July and August (21.6°C).
The month with the lowest average high temperature is January (3.4°C).
- Average low temperature in April: 4.2°C
The month with the highest average low temperature is August (12.1°C).
The coldest months (with the lowest average low temperature) are January and February (-0.8°C).
Average pressure in April
Jalhay, Belgium
- Average pressure in April: 1015.7mbar
The month with the highest atmospheric pressure is September (1017.7mbar).
The month with the lowest atmospheric pressure is November (1013.2mbar).
Average wind speed in April
Jalhay, Belgium
- Average wind speed in April: 11.9km/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 April
Jalhay, Belgium
- Average humidity in April: 79%
The months with the highest relative humidity are January and December (90%).
The months with the lowest relative humidity are April and August (79%).
Average rainfall in April
Jalhay, Belgium
- Average rainfall in April: 26mm
The wettest month (with the highest rainfall) is December (64mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days in April
Jalhay, Belgium
- Average rainfall days in April: 14.3 days
The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is February (12.3 days).
Average snowfall in April
Jalhay, Belgium
- Average snowfall in April: 3mm
The month with the highest snowfall is February (76mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in April
Jalhay, Belgium
- Average snowfall days in April: 0.8 days
The month with the highest number of snowfall days is January (8.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Jalhay, Belgium
- Average daylight in April: 13h and 5min
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 April: 8h and 0min
The month with the most sunshine is August (Average sunshine: 8h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in April
Jalhay, Belgium
- Average sunshine days in April: 13 days
The month with the most sunshine days is October (14.5 days).
The month with the least sunshine days is July (8.6 days).
Average UV index in April
Jalhay, Belgium
- Average UV index in April: 3
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 April
Jalhay, Belgium
- Average cloud cover in April: 44
The month with the most cloud cover is December (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 43).
Average visibility in April
Jalhay, Belgium
- Average visibility in April: 9km
The months with the highest visibility are March, April and August (9km).
The months with the lowest visibility are January, February, May, June, July, September, October, November and December (8km).
