S
M
T
W
T
F
S
26
66°
45°
27
64°
38°
28
58°
37°
29
60°
39°
30
65°
44°
1
60°
44°
2
59°
39°
3
58°
34°
4
62°
40°
5
70°
44°
6
70°
45°
7
61°
43°
8
61°
42°
9
60°
39°
10
66°
47°
11
68°
47°
12
61°
39°
13
60°
38°
14
60°
36°
15
62°
38°
16
64°
41°
17
72°
48°
18
64°
47°
19
64°
44°
20
67°
48°
21
75°
50°
22
76°
51°
23
76°
52°
24
66°
49°
25
77°
45°
26
71°
52°
27
77°
46°
28
74°
49°
29
77°
49°
30
78°
50°
31
79°
51°
1
78°
52°
2
76°
51°
3
78°
53°
4
80°
54°
5
81°
52°
6
80°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Mosby
Mosby's May 2026 forecast shows daily high temperatures ranging from 58° to 81°, with overnight lows between 34° and 54°. The average high for May is 69° 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 Mosby. See also: June | July | August.