Luxembourg weather live forecast

Monday
7th Sep
29

17

8

5
Tuesday
8th Sep
21

14

4

1
Wednesday
9th Sep
18

12

3

4
Thursday
10th Sep
18

9

5

3
Friday
11th Sep
17

11

0

2

5-day weather forecast updated at 04:00 on Sunday 6th September 2026 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 Monday 7th September 2026

Expect broken clouds in Luxembourg, Luxembourg with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south-west.

29
°C maximum temperature
17
°C minimum temperature
broken clouds
8
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
L
low heat & humidity
21
kph wind from SW

Luxembourg weather for Tuesday 8th September 2026

Expect mostly cloudy with light rain in Luxembourg, Luxembourg with a maximum temperature of 21°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 50% chance of some rain and a gentle breeze of 19 kph from the west.

21
°C maximum temperature
14
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
1
UV index (Low)
50
% chance of some rain
<2
mm of rainfall expected
21
°C wind chill
19
kph wind from W

Luxembourg weather for Wednesday 9th September 2026

Expect broken clouds in Luxembourg, Luxembourg with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the west.

18
°C maximum temperature
12
°C minimum temperature
broken clouds
3
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
18
°C wind chill
21
kph wind from W

Luxembourg weather for Thursday 10th September 2026

Expect broken clouds in Luxembourg, Luxembourg with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the west.

18
°C maximum temperature
9
°C minimum temperature
broken clouds
5
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
13
kph wind from W

Luxembourg weather for Friday 11th September 2026

Expect overcast skies in Luxembourg, Luxembourg with a maximum temperature of 17°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the south-west.