S
M
T
W
T
F
S
26
72°
57°
27
75°
60°
28
74°
57°
29
72°
56°
30
72°
58°
31
73°
60°
1
73°
54°
2
72°
53°
3
72°
52°
4
73°
53°
5
72°
51°
6
72°
53°
7
74°
57°
8
77°
60°
9
76°
54°
10
75°
53°
11
71°
52°
12
71°
52°
13
72°
58°
14
71°
55°
15
71°
55°
16
70°
53°
17
71°
52°
18
70°
53°
19
73°
56°
20
76°
59°
21
76°
59°
22
75°
58°
23
77°
58°
24
74°
55°
25
74°
55°
26
75°
57°
27
69°
51°
28
71°
54°
29
73°
56°
30
74°
55°
31
73°
54°
1
72°
49°
2
68°
48°
3
67°
50°
4
70°
56°
5
66°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Luxembourg
Luxembourg's August 2026 forecast shows daily high temperatures ranging from 66° to 77°, with overnight lows between 47° and 60°. The average high for August is 72° with an average low of 55°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Luxembourg. See also: September | October | November.
