April weather forecastBour, Luxembourg
April
Weather in April
April in Bour, Luxembourg, is a mild spring month, with an average temperature ranging between max 13.3°C (55.9°F) and min 4°C (39.2°F).Temperature
April's arrival sees a mild rise in the average high-temperature, transitioning from March's frosty 8.4°C (47.1°F) to a moderate 13.3°C (55.9°F). An average low-temperature of 4°C (39.2°F) is observed during the April nights.Humidity
The months with the lowest humidity in Bour are April and August, with an average relative humidity of 79%.Rainfall
The month with the least rainfall in Bour, Luxembourg, is April, when the rain falls for 14.5 days and typically collects 36mm (1.42") of precipitation.Snowfall
Months with snowfall in Bour are January through May, October through December. In Bour, during April, snow falls for 0.7 days and regularly aggregates up to 2mm (0.08") of snow. Throughout the year, in Bour, there are 30.3 snowfall days, and 249mm (9.8") of snow is accumulated.Daylight
In April, the average length of the day in Bour is 13h and 47min.On the first day of April, sunrise is at 07:11 and sunset at 20:07. On the last day of the month, sunrise is at 06:13 and sunset at 20:52 CEST.
Sunshine
In April, the average sunshine is 8h.UV index
The average daily maximum UV index in April in Bour is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: The daily maximum UV index of 3 in April interprets into the following advice:
Adopt protective measures - It is advised to guard against sun damage. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Bour, Luxembourg
- Average high temperature in April: 13.3°C
The warmest month (with the highest average high temperature) is August (21.7°C).
The month with the lowest average high temperature is January (2.7°C).
- Average low temperature in April: 4°C
The month with the highest average low temperature is August (11.8°C).
The coldest month (with the lowest average low temperature) is January (-1.3°C).
Average pressure in April
Bour, Luxembourg
- Average pressure in April: 1015.7mbar
The month with the highest atmospheric pressure is December (1018mbar).
The month with the lowest atmospheric pressure is November (1013.9mbar).
Average wind speed in April
Bour, Luxembourg
- Average wind speed in April: 11.9km/h
The windiest month (with the highest average wind speed) is February (15.9km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).
Average humidity in April
Bour, Luxembourg
- Average humidity in April: 79%
The month with the highest relative humidity is December (92%).
The months with the lowest relative humidity are April and August (79%).
Average rainfall in April
Bour, Luxembourg
- Average rainfall in April: 36mm
The wettest month (with the highest rainfall) is December (70mm).
The driest month (with the least rainfall) is April (36mm).
Average rainfall days in April
Bour, Luxembourg
- Average rainfall days in April: 14.5 days
The months with the highest number of rainy days are June and July (19.1 days).
The month with the least rainy days is February (12.7 days).
Average snowfall in April
Bour, Luxembourg
- Average snowfall in April: 2mm
The month with the highest snowfall is January (78mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in April
Bour, Luxembourg
- Average snowfall days in April: 0.7 days
The month with the highest number of snowfall days is February (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Bour, Luxembourg
- Average daylight in April: 13h and 48min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in April: 8h and 0min
The month with the most sunshine is July (Average sunshine: 9h and 18min).
The month with the least sunshine is December (Average sunshine: 2h and 54min).
Average sunshine days in April
Bour, Luxembourg
- Average sunshine days in April: 13.3 days
The month with the most sunshine days is March (14.3 days).
The month with the least sunshine days is June (8.1 days).
Average UV index in April
Bour, 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, March, November and December (UV index 2).
Average cloud cover in April
Bour, Luxembourg
- Average cloud cover in April: 43
The month with the most cloud cover is December (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in April
Bour, Luxembourg
- Average visibility in April: 9km
The months with the highest visibility are March, April and August (9km).
The months with the lowest visibility are November and December (7km).





