S
M
T
W
T
F
S
26
78°
52°
27
78°
60°
28
65°
55°
29
63°
44°
30
66°
40°
1
62°
43°
2
61°
43°
3
76°
43°
4
75°
58°
5
71°
46°
6
61°
44°
7
67°
38°
8
72°
49°
9
78°
50°
10
70°
50°
11
76°
43°
12
81°
51°
13
73°
52°
14
73°
46°
15
83°
55°
16
77°
64°
17
86°
71°
18
83°
72°
19
79°
55°
20
68°
49°
21
71°
55°
22
75°
60°
23
83°
60°
24
85°
63°
25
79°
61°
26
80°
62°
27
78°
60°
28
77°
62°
29
79°
61°
30
86°
68°
31
83°
65°
1
83°
65°
2
82°
64°
3
76°
60°
4
75°
58°
5
78°
65°
6
84°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Fosterburg
Fosterburg's May 2026 forecast shows daily high temperatures ranging from 68° to 86°, with overnight lows between 49° and 72°. The average high for May is 80° with an average low of 62°. 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 Fosterburg. See also: June | July | August.