S
M
T
W
T
F
S
26
69°
41°
27
60°
45°
28
59°
50°
29
69°
46°
30
77°
46°
1
77°
49°
2
80°
52°
3
84°
50°
4
83°
52°
5
69°
53°
6
60°
54°
7
69°
54°
8
62°
53°
9
72°
53°
10
70°
50°
11
74°
52°
12
84°
49°
13
65°
54°
14
62°
52°
15
52°
46°
16
60°
46°
17
66°
46°
18
68°
49°
19
68°
49°
20
65°
49°
21
64°
51°
22
64°
51°
23
67°
53°
24
66°
52°
25
64°
51°
26
64°
54°
27
67°
52°
28
64°
49°
29
62°
52°
30
63°
51°
31
67°
54°
1
68°
55°
2
62°
54°
3
63°
51°
4
62°
52°
5
62°
54°
6
63°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Walnut Grove
Walnut Grove's May 2026 forecast shows daily high temperatures ranging from 52° to 68°, with overnight lows between 46° and 55°. The average high for May is 64° with an average low of 51°. 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 Walnut Grove. See also: June | July | August.
