Luxembourg weather live forecast

Saturday
15th Aug
34

23

9

6
Sunday
16th Aug
27

20

8

5
Monday
17th Aug
25

18

3

5
Tuesday
18th Aug
26

19

0

6
Wednesday
19th Aug
25

18

4

5

5-day weather forecast updated at 04:00 on Saturday 15th August 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 Saturday 15th August 2026

Expect isolated thunderstorms in Luxembourg, Luxembourg with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a gentle breeze of 14 kph from the north.

34
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
9
hours of sunshine
6
UV index (High)
25
% chance of some rain
<2
mm of rainfall expected
H
high heat & humidity
14
kph wind from N

Luxembourg weather for Sunday 16th August 2026

Expect isolated thunderstorms in Luxembourg, Luxembourg with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 33% chance of some rain and a gentle breeze of 17 kph from the north.

27
°C maximum temperature
20
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
5
UV index (Moderate)
33
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
17
kph wind from N

Luxembourg weather for Monday 17th August 2026

Expect broken clouds in Luxembourg, Luxembourg with a maximum temperature of 25°C, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north-west.

25
°C maximum temperature
18
°C minimum temperature
broken clouds
3
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
25
°C wind chill
17
kph wind from NW

Luxembourg weather for Tuesday 18th August 2026

Expect mostly cloudy with light rain in Luxembourg, Luxembourg with a maximum temperature of 26°C, maximum UV of 6 (High) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a moderate breeze of 25 kph from the west.

26
°C maximum temperature
19
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
6
UV index (High)
25
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
25
kph wind from W

Luxembourg weather for Wednesday 19th August 2026

Expect mostly cloudy with light rain in Luxembourg, Luxembourg with a maximum temperature of 25°C, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 30% chance of some rain and a moderate breeze of 24 kph from the west.