S
M
T
W
T
F
S
26
57°
36°
27
63°
34°
28
63°
43°
29
61°
39°
30
63°
41°
1
72°
43°
2
77°
48°
3
75°
52°
4
70°
55°
5
61°
52°
6
52°
45°
7
48°
45°
8
57°
41°
9
64°
45°
10
64°
46°
11
50°
39°
12
48°
37°
13
52°
45°
14
48°
39°
15
57°
39°
16
55°
43°
17
59°
43°
18
55°
45°
19
61°
41°
20
64°
54°
21
70°
54°
22
75°
48°
23
82°
57°
24
N/A
25
71°
53°
26
75°
53°
27
61°
43°
28
61°
48°
29
68°
56°
30
64°
55°
31
68°
53°
1
65°
51°
2
65°
50°
3
61°
48°
4
57°
44°
5
57°
45°
6
59°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Altastenberg
Altastenberg's May 2026 forecast shows daily high temperatures ranging from 57° to 75°, with overnight lows between 43° and 56°. The average high for May is 64° with an average low of 50°. 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 Altastenberg. See also: June | July | August.
