S
M
T
W
T
F
S
27
70°
57°
28
59°
54°
29
67°
52°
30
70°
49°
31
71°
57°
1
76°
59°
2
64°
54°
3
69°
51°
4
75°
53°
5
80°
56°
6
72°
55°
7
82°
53°
8
86°
56°
9
89°
60°
10
83°
63°
11
87°
59°
12
91°
64°
13
91°
61°
14
87°
64°
15
89°
64°
16
82°
63°
17
77°
59°
18
79°
54°
19
82°
57°
20
74°
61°
21
64°
59°
22
70°
58°
23
67°
53°
24
70°
51°
25
76°
48°
26
82°
52°
27
76°
61°
28
65°
57°
29
71°
52°
30
68°
57°
31
75°
50°
1
70°
54°
2
66°
52°
3
71°
50°
4
71°
56°
5
62°
49°
6
68°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Luzern
Luzern's August 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for August is ° with an average low of °. 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 Luzern. See also: September | October | November.
