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
Weather in April
Temperature
The start of April signals an increase in the average high-temperature, moving from a frosty 9.1°C (48.4°F) in March to a mild 14.1°C (57.4°F). During the nights in April, Heffingen experiences a consistent average temperature of 4.6°C (40.3°F).Humidity
The average relative humidity in April in Heffingen is 77%.Rainfall
April is the month with the least rainfall. Rain falls for 13.5 days and accumulates 33mm (1.3") of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Heffingen, in April, during 0.4 snowfall days, 1mm (0.04") of snow is typically accumulated. In Heffingen, during the entire year, snow falls for 28 days and aggregates up to 235mm (9.25") of snow.Daylight
In April, the average length of the day in Heffingen is 13h and 47min.On the first day of the month, sunrise is at 07:10 and sunset at 20:07. On the last day of April, sunrise is at 06:12 and sunset at 20:51 CEST.
Sunshine
In April, the average sunshine in Heffingen is 8.3h.UV index
In Heffingen, the average daily maximum UV index in April is 3. 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 April, a daily UV index of 3 turns into the following recommendations:
Undertake precautions - It is suggested to shield oneself from sunburn. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Frequently asked questions
What are April temperatures in Heffingen?
What is the average humidity in April in Heffingen?
What is the driest month in Heffingen?
How many days does it rain in April in Heffingen?
How many days does it snow in April in Heffingen?
What is the average length of the day in April in Heffingen?
What time are sunrise and sunset in April in Heffingen?
How many hours of sunshine does Heffingen have in April?
How high is the UV index in April in Heffingen?
Average temperature in April
Heffingen, Luxembourg
- Average high temperature in April: 14.1°C
The warmest months (with the highest average high temperature) are July and August (22.6°C).
The month with the lowest average high temperature is January (3.2°C).
- Average low temperature in April: 4.6°C
The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is January (-1.2°C).
Average pressure in April
Heffingen, Luxembourg
- Average pressure in April: 1015.6mbar
The month with the highest atmospheric pressure is December (1018.2mbar).
The month with the lowest atmospheric pressure is November (1014.1mbar).
Average wind speed in April
Heffingen, Luxembourg
- Average wind speed in April: 11.5km/h
The windiest month (with the highest average wind speed) is February (15.2km/h).
The calmest month (with the lowest average wind speed) is August (9.6km/h).
Average humidity in April
Heffingen, Luxembourg
- Average humidity in April: 77%
The month with the highest relative humidity is December (91%).
The month with the lowest relative humidity is August (76%).
Average rainfall in April
Heffingen, Luxembourg
- Average rainfall in April: 33mm
The wettest month (with the highest rainfall) is December (61mm).
The driest month (with the least rainfall) is April (33mm).
Average rainfall days in April
Heffingen, Luxembourg
- Average rainfall days in April: 13.5 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is February (10.8 days).
Average snowfall in April
Heffingen, Luxembourg
- Average snowfall in April: 1mm
The month with the highest snowfall is December (71mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in April
Heffingen, Luxembourg
- Average snowfall days in April: 0.4 days
The months with the highest number of snowfall days are January and February (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Heffingen, Luxembourg
- Average daylight in April: 13h and 5min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in April: 8h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 6min).
Average sunshine days in April
Heffingen, Luxembourg
- Average sunshine days in April: 13.8 days
The month with the most sunshine days is September (15.8 days).
The month with the least sunshine days is June (10.4 days).
Average UV index in April
Heffingen, Luxembourg
- 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, November and December (UV index 2).
Average cloud cover in April
Heffingen, Luxembourg
- Average cloud cover in April: 42
The month with the most cloud cover is December (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in April
Heffingen, Luxembourg
- Average visibility in April: 9km
The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are January, February, May, June, September, October, November and December (8km).
Heffingen, Luxembourg
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