S
M
T
W
T
F
S
26
66°
37°
27
68°
39°
28
70°
43°
29
66°
48°
30
63°
41°
1
73°
41°
2
77°
41°
3
75°
48°
4
72°
50°
5
68°
52°
6
64°
46°
7
57°
43°
8
68°
48°
9
73°
51°
10
73°
54°
11
60°
45°
12
58°
44°
13
60°
48°
14
57°
45°
15
55°
43°
16
59°
47°
17
57°
48°
18
60°
48°
19
64°
49°
20
65°
48°
21
68°
51°
22
73°
51°
23
65°
50°
24
66°
56°
25
74°
57°
26
75°
57°
27
75°
58°
28
74°
58°
29
73°
57°
30
71°
58°
31
75°
58°
1
75°
58°
2
77°
59°
3
76°
58°
4
77°
59°
5
76°
59°
6
75°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Fellbach
Fellbach's May 2026 forecast shows daily high temperatures ranging from 55° to 77°, with overnight lows between 43° and 59°. The average high for May is 68° 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 Fellbach. See also: June | July | August.