S
M
T
W
T
F
S
26
54°
46°
27
64°
43°
28
59°
53°
29
59°
54°
30
68°
52°
1
62°
46°
2
59°
50°
3
62°
44°
4
72°
59°
5
78°
63°
6
73°
56°
7
62°
51°
8
65°
54°
9
65°
51°
10
73°
58°
11
68°
52°
12
64°
48°
13
69°
54°
14
70°
55°
15
72°
54°
16
74°
55°
17
77°
56°
18
77°
61°
19
76°
61°
20
77°
62°
21
77°
61°
22
75°
54°
23
70°
54°
24
69°
56°
25
71°
57°
26
72°
58°
27
71°
55°
28
71°
58°
29
72°
56°
30
72°
60°
31
73°
65°
1
77°
64°
2
74°
62°
3
75°
64°
4
78°
66°
5
79°
65°
6
80°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Stevensville
Stevensville's May 2026 forecast shows daily high temperatures ranging from 62° to 80°, with overnight lows between 48° and 66°. The average high for May is 73° with an average low of 58°. 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 Stevensville. See also: June | July | August.