S
M
T
W
T
F
S
26
60°
33°
27
65°
23°
28
63°
33°
29
68°
24°
30
56°
28°
1
63°
28°
2
69°
32°
3
74°
32°
4
77°
32°
5
78°
36°
6
67°
33°
7
61°
30°
8
64°
35°
9
62°
37°
10
63°
36°
11
61°
34°
12
63°
37°
13
60°
36°
14
61°
35°
15
60°
33°
16
60°
34°
17
59°
34°
18
62°
39°
19
62°
37°
20
60°
40°
21
54°
37°
22
55°
34°
23
60°
36°
24
64°
42°
25
65°
43°
26
63°
40°
27
57°
40°
28
56°
38°
29
62°
40°
30
65°
42°
31
65°
44°
1
62°
41°
2
59°
42°
3
59°
43°
4
60°
42°
5
58°
44°
6
59°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Granisle
Granisle's May 2026 forecast shows daily high temperatures ranging from 54° to 78°, with overnight lows between 28° and 44°. The average high for May is 62° with an average low of 37°. 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 Granisle. See also: June | July | August.