May weather forecastEll, Luxembourg
May
Weather in May
May, in Ell, brings forth hues of blossoming flowers as the city receives the most extended daylight hours of 15.4 all year round. The summer precursor month witnesses a moderate climb in temperatures making the outdoors a site for ample enjoyment. Increased sunlight hours and the delightful weather host an opportunity for myriad outdoor activities. Occasional, albeit heavy, showers ensure the cityscape remains gorgeously green. Yet, the sudden rainfall might cause a dash for the shelter; carrying an umbrella becomes a prudent choice.Temperature
May's weather records an average high-temperature of a still refreshing 15.9°C (60.6°F), showing little deviation from April. An average nighttime temperature of 6.3°C (43.3°F) is recorded in Ell during May.Humidity
In May, the average relative humidity is 83%.Rainfall
In Ell, during May, the rain falls for 18.8 days and regularly aggregates up to 56mm (2.2") of precipitation. Throughout the year, in Ell, there are 190.3 rainfall days, and 626mm (24.65") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Ell. May is the last month it regularly snows in Ell. During 0.1 snowfall days, in May, Ell aggregates 1mm (0.04") of snow. In Ell, during the entire year, snow falls for 30.3 days and aggregates up to 249mm (9.8") of snow.Daylight
In May, the average length of the day in Ell is 15h and 24min.On the first day of May in Ell, sunrise is at 06:12 and sunset at 20:54. On the last day of the month, sunrise is at 05:33 and sunset at 21:35 CEST.
Sunshine
In Ell, the average sunshine in May is 8.2h.UV index
In May, the average daily maximum UV index in Ell is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In May, the UV index of 4 transforms into the following advice:
Prioritize safety - Recommendations to avert sunburn are shared. Direct Sun exposure should be minimized especially during midday when radiation is most intense. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Ell, Luxembourg
- Average high temperature in May: 15.9°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 May: 6.3°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 May
Ell, Luxembourg
- Average pressure in May: 1016.1mbar
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 May
Ell, Luxembourg
- Average wind speed in May: 11.4km/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 May
Ell, Luxembourg
- Average humidity in May: 83%
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 May
Ell, Luxembourg
- Average rainfall in May: 56mm
The wettest month (with the highest rainfall) is December (70mm).
The driest month (with the least rainfall) is April (36mm).
Average rainfall days in May
Ell, Luxembourg
- Average rainfall days in May: 18.8 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 May
Ell, Luxembourg
- Average snowfall in May: 1mm
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 May
Ell, Luxembourg
- Average snowfall days in May: 0.1 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 May /
Average sunshine in May
Ell, Luxembourg
- Average daylight in May: 15h and 24min
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 May: 8h and 12min
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 May
Ell, Luxembourg
- Average sunshine days in May: 9.5 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 May
Ell, Luxembourg
- 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
Ell, Luxembourg
- Average cloud cover in May: 47
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 May
Ell, Luxembourg
- Average visibility in May: 8km
The months with the highest visibility are March, April and August (9km).
The months with the lowest visibility are November and December (7km).





