S
M
T
W
T
F
S
26
52°
37°
27
45°
39°
28
50°
34°
29
55°
28°
30
52°
28°
1
54°
30°
2
70°
36°
3
70°
50°
4
55°
31°
5
48°
28°
6
51°
30°
7
61°
30°
8
62°
39°
9
68°
40°
10
67°
43°
11
66°
45°
12
74°
47°
13
72°
46°
14
71°
44°
15
70°
47°
16
69°
45°
17
71°
50°
18
72°
51°
19
70°
51°
20
68°
44°
21
63°
42°
22
64°
42°
23
65°
44°
24
65°
43°
25
66°
43°
26
65°
44°
27
65°
44°
28
67°
45°
29
69°
51°
30
67°
46°
31
70°
51°
1
76°
56°
2
78°
57°
3
79°
57°
4
79°
59°
5
80°
59°
6
79°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Graceville
Graceville's May 2026 forecast shows daily high temperatures ranging from 48° to 80°, with overnight lows between 28° and 59°. The average high for May is 68° with an average low of 46°. 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 Graceville. See also: June | July | August.