Luxembourg weather live forecast

Wednesday
16th Sep
19

13

6

4
Thursday
17th Sep
18

11

4

3
Friday
18th Sep
19

13

6

3
Saturday
19th Sep
20

11

2

3
Sunday
20th Sep
22

14

3

2

5-day weather forecast updated at 04:00 on Wednesday 16th 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 Wednesday 16th September 2026

Expect broken clouds in Luxembourg, Luxembourg with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the north-west.

19
°C maximum temperature
13
°C minimum temperature
broken clouds
6
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
20
kph wind from NW

Luxembourg weather for Thursday 17th September 2026

Expect broken clouds in Luxembourg, Luxembourg with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the south-west.

18
°C maximum temperature
11
°C minimum temperature
broken clouds
4
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
22
kph wind from SW

Luxembourg weather for Friday 18th September 2026

Expect sunshine and showers in Luxembourg, Luxembourg with a maximum temperature of 19°C, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 9% chance of some rain and a gentle breeze of 18 kph from the west.

19
°C maximum temperature
13
°C minimum temperature
sunshine and showers
6
hours of sunshine
3
UV index (Moderate)
9
% chance of some rain
<2
mm of rainfall expected
19
°C wind chill
18
kph wind from W

Luxembourg weather for Saturday 19th September 2026

Expect broken clouds in Luxembourg, Luxembourg with a maximum temperature of 20°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south-west.

20
°C maximum temperature
11
°C minimum temperature
broken clouds
2
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
21
kph wind from SW

Luxembourg weather for Sunday 20th September 2026

Expect broken clouds in Luxembourg, Luxembourg with a maximum temperature of 22°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the west.