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
Noticing a change, the average high-temperature during April moves from March's frosty 8.1°C (46.6°F) to a mild 13.1°C (55.6°F). Vianden experiences a nighttime temperature average of 3.7°C (38.7°F) during April.Humidity
April is the least humid month in Vianden, with an average relative humidity of 79%.Rainfall
April is the month with the least rainfall. Rain falls for 15.3 days and accumulates 37mm (1.46") of precipitation.Snowfall
Months with snowfall in Vianden, Luxembourg, are January through May, October through December. In April, in Vianden, it is snowing for 0.6 days. Throughout April, 1mm (0.04") of snow is accumulated. Throughout the year, there are 36.3 snowfall days, and 327mm (12.87") of snow is accumulated.Daylight
In April, the average length of the day in Vianden, Luxembourg, is 13h and 47min.On the first day of April, sunrise is at 07:10 and sunset at 20:07. On the last day of the month, sunrise is at 06:12 and sunset at 20:52 CEST.
Sunshine
The average sunshine in April in Vianden is 7.3h.UV index
In April, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: A typical high UV index of 3 in April suggests the following recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Consider this! The reflection from 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 is the temperature in April in Vianden?
What is the least humid month in Vianden?
What is the average humidity in April in Vianden?
What is the driest month in Vianden?
How many days does it rain in April in Vianden?
How much does it snow in Vianden in April?
How many hours of daylight does Vianden have in April?
What time are sunrise and sunset in April in Vianden?
How many hours of sunshine does Vianden have in April?
What is the UV index reading in April in Vianden?
Average temperature in April
Vianden, Luxembourg
- Average high temperature in April: 13.1°C
The warmest month (with the highest average high temperature) is August (20.9°C).
The month with the lowest average high temperature is January (2.5°C).
- Average low temperature in April: 3.7°C
The months with the highest average low temperature are July and August (11.1°C).
The coldest months (with the lowest average low temperature) are January and February (-1.8°C).
Average pressure in April
Vianden, Luxembourg
- Average pressure in April: 1015.7mbar
The months with the highest atmospheric pressure are September and December (1017.8mbar).
The month with the lowest atmospheric pressure is November (1013.8mbar).
Average wind speed in April
Vianden, Luxembourg
- Average wind speed in April: 12.2km/h
The windiest month (with the highest average wind speed) is February (16.2km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).
Average humidity in April
Vianden, Luxembourg
- Average humidity in April: 79%
The month with the highest relative humidity is December (93%).
The month with the lowest relative humidity is April (79%).
Average rainfall in April
Vianden, Luxembourg
- Average rainfall in April: 37mm
The wettest month (with the highest rainfall) is December (76mm).
The driest month (with the least rainfall) is April (37mm).
Average rainfall days in April
Vianden, Luxembourg
- Average rainfall days in April: 15.3 days
The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is February (11.1 days).
Average snowfall in April
Vianden, Luxembourg
- Average snowfall in April: 1mm
The month with the highest snowfall is February (90mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in April
Vianden, Luxembourg
- Average snowfall days in April: 0.6 days
The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Vianden, 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: 7h and 2min
The month with the most sunshine is July (Average sunshine: 8h and 42min).
The month with the least sunshine is December (Average sunshine: 2h and 36min).
Average sunshine days in April
Vianden, Luxembourg
- Average sunshine days in April: 12.2 days
The month with the most sunshine days is September (13 days).
The month with the least sunshine days is June (7.2 days).
Average UV index in April
Vianden, Luxembourg
- Average UV index in April: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in April
Vianden, Luxembourg
- Average cloud cover in April: 47
The month with the most cloud cover is December (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 44).
Average visibility in April
Vianden, Luxembourg
- Average visibility in April: 9km
The month with the highest visibility is April (9km).
The months with the lowest visibility are January, October, November and December (7km).
Vianden, Luxembourg
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