Luxembourg weather live forecast

Thursday
18th Dec
46

43

2

1
Friday
19th Dec
46

43

0

0
Saturday
20th Dec
46

43

0

1
Sunday
21st Dec
46

41

1

0
Monday
22nd Dec
43

36

1

0

5-day weather forecast updated at 04:00 on Thursday 18th December 2025 GMT

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The 5-day weather forecast for Luxembourg is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Luxembourg weather forecast by day

Below are the detailed weather forecasts for Luxembourg for the next 5 days.

Luxembourg weather for Thursday 18th December 2025

Expect mostly cloudy with light rain in Luxembourg, Luxembourg with a maximum temperature of 46°F, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 5% chance of some rain and a gentle breeze of 12 mph from the south.

46
°F maximum temperature
43
°F minimum temperature
mostly cloudy with light rain
2
hours of sunshine
1
UV index (Low)
5
% chance of some rain
<2
mm of rainfall expected
41
°F wind chill
12
mph wind from S

Luxembourg weather for Friday 19th December 2025

Expect mostly cloudy with light rain in Luxembourg, Luxembourg with a maximum temperature of 46°F and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 66% chance of some rain and a gentle breeze of 11 mph from the south.

46
°F maximum temperature
43
°F minimum temperature
mostly cloudy with light rain
0
hours of sunshine
0
UV index (None)
66
% chance of some rain
<2
mm of rainfall expected
41
°F wind chill
11
mph wind from S

Luxembourg weather for Saturday 20th December 2025

Expect mostly cloudy with light rain in Luxembourg, Luxembourg with a maximum temperature of 46°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 38% chance of some rain and a light breeze of 7 mph from the south-east.

46
°F maximum temperature
43
°F minimum temperature
mostly cloudy with light rain
0
hours of sunshine
1
UV index (Low)
38
% chance of some rain
<2
mm of rainfall expected
43
°F wind chill
7
mph wind from SE

Luxembourg weather for Sunday 21st December 2025

Expect mostly cloudy with light rain in Luxembourg, Luxembourg with a maximum temperature of 46°F and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 37% chance of some rain and a light breeze of 7 mph from the south-east.

46
°F maximum temperature
41
°F minimum temperature
mostly cloudy with light rain
1
hour of sunshine
0
UV index (None)
37
% chance of some rain
<2
mm of rainfall expected
43
°F wind chill
7
mph wind from SE

Luxembourg weather for Monday 22nd December 2025

Expect broken clouds in Luxembourg, Luxembourg with a maximum temperature of 43°F and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the north-east.