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
71°
54°
5
73°
62°
6
69°
62°
7
63°
54°
8
69°
48°
9
67°
60°
10
76°
56°
11
64°
53°
12
N/A
13
71°
55°
14
65°
53°
15
71°
57°
16
76°
63°
17
84°
64°
18
86°
67°
19
87°
68°
20
80°
62°
21
75°
61°
22
77°
62°
23
80°
61°
24
78°
62°
25
79°
59°
26
80°
64°
27
81°
65°
28
81°
65°
29
80°
64°
30
82°
66°
31
82°
65°
1
81°
64°
2
74°
60°
3
75°
62°
4
78°
66°
5
77°
67°
6
82°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Stevensville
Stevensville's May 2026 forecast shows daily high temperatures ranging from 65° to 87°, with overnight lows between 53° and 68°. The average high for May is 78° with an average low of 63°. 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.