Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
During May, the average high-temperature is an enjoyable 16.8°C (62.2°F), maintaining a close resemblance to that of the preceding month. Throughout May, the nighttime temperature in Altwies, Luxembourg, averages to a chilly 6.8°C (44.2°F).Humidity
The average relative humidity in May is 82%.Rainfall
In Altwies, in May, during 19.1 rainfall days, 64mm (2.52") of precipitation is typically accumulated. In Altwies, during the entire year, the rain falls for 187.2 days and collects up to 636mm (25.04") of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows in Altwies. During 0.1 snowfall days, in May, Altwies aggregates 2mm (0.08") of snow. In Altwies, during the entire year, snow falls for 32.5 days and aggregates up to 279mm (10.98") of snow.Daylight
In May, the average length of the day in Altwies is 15h and 22min.On the first day of the month, sunrise is at 06:11 and sunset at 20:52. On the last day of May, in Altwies, sunrise is at 05:33 and sunset at 21:32 CEST.
Sunshine
In May, the average sunshine in Altwies is 8.3h.UV index
The average daily maximum UV index in May in Altwies is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: A typical high UV index of 4 in May suggests the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Frequently asked questions
What are May temperatures in Altwies?
What is the average humidity in May in Altwies?
How much does it rain in Altwies in May?
What is the last month it snows in Altwies?
How many hours of daylight does Altwies have in May?
When is the sunrise / sunset in May in Altwies?
How many hours of sunshine does Altwies have in May?
What is the UV index intensity in May in Altwies?
Average temperature in May
Altwies, Luxembourg
- Average high temperature in May: 16.8°C
The warmest month (with the highest average high temperature) is August (22.8°C).
The month with the lowest average high temperature is January (3.4°C).
- Average low temperature in May: 6.8°C
The month with the highest average low temperature is August (12.6°C).
The coldest month (with the lowest average low temperature) is January (-0.9°C).
Average pressure in May
Altwies, Luxembourg
- Average pressure in May: 1016.2mbar
The month with the highest atmospheric pressure is December (1018.4mbar).
The month with the lowest atmospheric pressure is November (1014.1mbar).
Average wind speed in May
Altwies, Luxembourg
- Average wind speed in May: 11.1km/h
The windiest month (with the highest average wind speed) is February (15.6km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).
Average humidity in May
Altwies, Luxembourg
- Average humidity in May: 82%
The month with the highest relative humidity is December (91%).
The month with the lowest relative humidity is August (76%).
Average rainfall in May
Altwies, Luxembourg
- Average rainfall in May: 64mm
The wettest month (with the highest rainfall) is December (75mm).
The driest month (with the least rainfall) is April (39mm).
Average rainfall days in May
Altwies, Luxembourg
- Average rainfall days in May: 19.1 days
The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is September (12.5 days).
Average snowfall in May
Altwies, Luxembourg
- Average snowfall in May: 2mm
The month with the highest snowfall is January (85mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Altwies, Luxembourg
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Altwies, Luxembourg
- Average daylight in May: 15h and 2min
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 May: 8h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 2h and 54min).
Average sunshine days in May
Altwies, Luxembourg
- Average sunshine days in May: 9.7 days
The month with the most sunshine days is September (15.1 days).
The month with the least sunshine days is December (8 days).
Average UV index in May
Altwies, 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, November and December (UV index 2).
Average cloud cover in May
Altwies, Luxembourg
- Average cloud cover in May: 46
The month with the most cloud cover is December (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in May
Altwies, Luxembourg
- Average visibility in May: 8km
The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are November and December (7km).
Altwies, Luxembourg
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