S
M
T
W
T
F
S
26
55°
35°
27
59°
37°
28
65°
33°
29
63°
33°
30
52°
26°
1
71°
26°
2
76°
28°
3
77°
35°
4
72°
33°
5
39°
31°
6
45°
29°
7
75°
39°
8
74°
44°
9
80°
44°
10
72°
40°
11
90°
40°
12
79°
45°
13
92°
45°
14
90°
48°
15
87°
48°
16
84°
48°
17
72°
42°
18
46°
36°
19
55°
37°
20
59°
38°
21
70°
36°
22
70°
35°
23
80°
39°
24
86°
44°
25
89°
46°
26
83°
50°
27
N/A
28
68°
53°
29
73°
49°
30
69°
50°
31
73°
47°
1
75°
48°
2
75°
50°
3
77°
52°
4
79°
53°
5
78°
52°
6
80°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Masonville
Masonville's May 2026 forecast shows daily high temperatures ranging from 68° to 80°, with overnight lows between 47° and 54°. The average high for May is 75° 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 Masonville. See also: June | July | August.