S
M
T
W
T
F
S
26
58°
43°
27
76°
42°
28
67°
54°
29
55°
44°
30
50°
37°
1
46°
36°
2
46°
35°
3
60°
34°
4
75°
51°
5
68°
49°
6
52°
42°
7
53°
43°
8
57°
45°
9
64°
47°
10
55°
42°
11
53°
39°
12
55°
44°
13
56°
44°
14
58°
46°
15
61°
51°
16
64°
50°
17
67°
55°
18
68°
55°
19
65°
53°
20
68°
61°
21
63°
47°
22
63°
48°
23
64°
52°
24
65°
49°
25
66°
52°
26
66°
52°
27
67°
50°
28
68°
54°
29
68°
54°
30
73°
57°
31
75°
59°
1
74°
58°
2
70°
56°
3
75°
60°
4
77°
61°
5
77°
62°
6
78°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Girard
Girard's May 2026 forecast shows daily high temperatures ranging from 53° to 78°, with overnight lows between 39° and 62°. The average high for May is 66° 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 Girard. See also: June | July | August.