S
M
T
W
T
F
S
26
70°
40°
27
71°
41°
28
73°
47°
29
71°
48°
30
68°
44°
1
76°
43°
2
81°
45°
3
76°
53°
4
72°
49°
5
64°
52°
6
68°
50°
7
60°
49°
8
69°
46°
9
74°
50°
10
74°
55°
11
60°
41°
12
60°
40°
13
61°
48°
14
57°
46°
15
57°
46°
16
58°
47°
17
62°
46°
18
64°
49°
19
66°
51°
20
68°
50°
21
70°
50°
22
73°
49°
23
66°
48°
24
67°
56°
25
75°
56°
26
76°
57°
27
76°
57°
28
75°
56°
29
74°
57°
30
70°
58°
31
76°
58°
1
76°
57°
2
77°
58°
3
77°
58°
4
78°
59°
5
77°
59°
6
76°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Steinweiler
Steinweiler's May 2026 forecast shows daily high temperatures ranging from 57° to 78°, with overnight lows between 40° and 59°. The average high for May is 70° with an average low of 52°. 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 Steinweiler. See also: June | July | August.