S
M
T
W
T
F
S
26
85°
67°
27
83°
72°
28
80°
71°
29
72°
62°
30
67°
58°
1
66°
55°
2
73°
49°
3
78°
49°
4
80°
58°
5
76°
62°
6
75°
55°
7
70°
53°
8
75°
50°
9
84°
63°
10
84°
60°
11
74°
52°
12
79°
56°
13
86°
61°
14
83°
59°
15
84°
64°
16
87°
66°
17
88°
65°
18
88°
68°
19
87°
69°
20
87°
69°
21
88°
70°
22
82°
63°
23
80°
66°
24
81°
65°
25
84°
67°
26
85°
67°
27
86°
68°
28
86°
67°
29
85°
68°
30
86°
68°
31
85°
67°
1
85°
69°
2
87°
70°
3
86°
69°
4
84°
69°
5
84°
70°
6
87°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Stimson
Stimson's May 2026 forecast shows daily high temperatures ranging from 74° to 88°, with overnight lows between 52° and 70°. The average high for May is 85° with an average low of 66°. 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 Stimson. See also: June | July | August.