S
M
T
W
T
F
S
26
66°
41°
27
66°
45°
28
68°
48°
29
64°
45°
30
63°
41°
1
71°
47°
2
76°
52°
3
64°
51°
4
65°
50°
5
61°
49°
6
57°
45°
7
60°
44°
8
66°
46°
9
69°
48°
10
66°
49°
11
63°
48°
12
63°
46°
13
62°
47°
14
59°
45°
15
60°
44°
16
66°
50°
17
68°
51°
18
66°
48°
19
68°
51°
20
63°
49°
21
62°
47°
22
62°
44°
23
63°
44°
24
62°
46°
25
67°
47°
26
62°
45°
27
68°
53°
28
67°
51°
29
64°
53°
30
66°
46°
31
62°
45°
1
62°
45°
2
63°
46°
3
62°
45°
4
63°
48°
5
64°
47°
6
66°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Luxembourg
Luxembourg's May 2026 forecast shows daily high temperatures ranging from 57° to 76°, with overnight lows between 44° and 53°. The average high for May is 64° with an average low of 48°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Luxembourg. See also: June | July | August.
