May weather forecast
Nommern, Luxembourg

May

Weather in May

The last month of the spring, May, is an enjoyable month in Nommern, Luxembourg, with temperature in the range of an average low of 6.7°C (44.1°F) and an average high of 16.7°C (62.1°F).

Temperature

The initiation of May sees an average high-temperature of an enjoyable 16.7°C (62.1°F), showing minor variations from the previous month. In Nommern, May nights cool down to an average of 6.7°C (44.1°F).

Humidity

In May, the average relative humidity is 82%.

Rainfall

In Nommern, in May, it is raining for 18 days, with typically 53mm (2.09") of accumulated precipitation. In Nommern, Luxembourg, during the entire year, the rain falls for 171.5 days and collects up to 545mm (21.46") of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.1 snowfall days, in May, Nommern aggregates 1mm (0.04") of snow. In Nommern, during the entire year, snow falls for 28 days and aggregates up to 235mm (9.25") of snow.

Daylight

In May, the average length of the day is 15h and 25min.
On the first day of the month, sunrise is at 06:10 and sunset at 20:53. On the last day of May, sunrise is at 05:32 and sunset at 21:33 CEST.

Sunshine

In May, the average sunshine is 8.7h.

UV index

In May, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum high UV index of 4 in May translates into the following recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. To guard against the harmful effects of the Sun, minimize exposure during midday. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.

Frequently asked questions

What are May temperatures?
In Nommern, in May, the average high-temperature is 16.7°C (62.1°F), and the average low-temperature is 6.7°C (44.1°F).
What is the average humidity in May?
The average relative humidity in May is 82%.
How many days does it rain in May?
In May, the rain falls for 18 days. Throughout May, 53mm (2.09") of precipitation is accumulated.
What is the last month it snows in Nommern?
May is the last month it regularly snows. During 0.1 snowfall days, in May, Nommern aggregates 1mm (0.04") of snow.
What is the average length of the day in May?
In Nommern, Luxembourg, the average day length in May is 15h and 25min.
When is the sunrise / sunset in May?
In May, on the first day of the month, sunrise is at 06:10 and sunset at 20:53. On the last day of the month, sunrise is at 05:32 and sunset at 21:33 CEST.
How many hours of sunshine does Nommern have in May?
In Nommern, the average sunshine duration in May is 8.7h.
What is the UV index intensity in May in Nommern?
The average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May - Nommern, Luxembourg
Average temperature in May
Nommern, Luxembourg
  • Average high temperature in May: 16.7°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 May: 6.7°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 May - Nommern, Luxembourg
Average pressure in May
Nommern, Luxembourg
  • Average pressure in May: 1016.1mbar

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 May - Nommern, Luxembourg
Average wind speed in May
Nommern, Luxembourg
  • Average wind speed in May: 11km/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 May - Nommern, Luxembourg
Average humidity in May
Nommern, 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 - Nommern, Luxembourg
Average rainfall in May
Nommern, Luxembourg
  • Average rainfall in May: 53mm

The wettest month (with the highest rainfall) is December (61mm).
The driest month (with the least rainfall) is April (33mm).

Average rainfall days in May - Nommern, Luxembourg
Average rainfall days in May
Nommern, Luxembourg
  • Average rainfall days in May: 18 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 May - Nommern, Luxembourg
Average snowfall in May
Nommern, Luxembourg
  • Average snowfall in May: 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 May - Nommern, Luxembourg
Average snowfall days in May
Nommern, Luxembourg
  • Average snowfall days in May: 0.1 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 May / Average sunshine in May - Nommern, Luxembourg
Average daylight in May /
Average sunshine in May
Nommern, Luxembourg
  • Average daylight in May: 15h and 2min

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 4min

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 May - Nommern, Luxembourg
Average sunshine days in May
Nommern, Luxembourg
  • Average sunshine days in May: 10.5 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 May - Nommern, Luxembourg
Average UV index in May
Nommern, 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 - Nommern, Luxembourg
Average cloud cover in May
Nommern, Luxembourg
  • Average cloud cover in May: 45

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 May - Nommern, Luxembourg
Average visibility in May
Nommern, 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 January, February, May, June, September, October, November and December (8km).

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