S
M
T
W
T
F
S
26
55°
39°
27
59°
40°
28
63°
45°
29
45°
38°
30
48°
35°
1
42°
31°
2
54°
27°
3
66°
43°
4
75°
42°
5
53°
35°
6
50°
37°
7
52°
36°
8
52°
38°
9
56°
35°
10
54°
38°
11
60°
41°
12
61°
42°
13
61°
43°
14
63°
44°
15
62°
43°
16
65°
44°
17
68°
48°
18
62°
48°
19
65°
50°
20
67°
50°
21
65°
40°
22
59°
40°
23
60°
43°
24
61°
42°
25
61°
42°
26
62°
43°
27
61°
43°
28
61°
44°
29
63°
49°
30
64°
52°
31
68°
48°
1
68°
51°
2
70°
54°
3
73°
55°
4
75°
55°
5
75°
56°
6
74°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Howards Grove
Howards Grove's May 2026 forecast shows daily high temperatures ranging from 50° to 75°, with overnight lows between 35° and 57°. The average high for May is 63° with an average low of 45°. 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 Howards Grove. See also: June | July | August.