S
M
T
W
T
F
S
26
58°
35°
27
58°
35°
28
57°
33°
29
57°
33°
30
58°
34°
1
59°
34°
2
60°
35°
3
60°
39°
4
61°
37°
5
59°
38°
6
59°
37°
7
60°
35°
8
61°
36°
9
62°
40°
10
63°
36°
11
69°
42°
12
70°
41°
13
72°
42°
14
63°
38°
15
61°
37°
16
62°
36°
17
63°
37°
18
64°
42°
19
66°
41°
20
64°
40°
21
65°
39°
22
67°
39°
23
69°
45°
24
76°
39°
25
77°
37°
26
68°
41°
27
72°
48°
28
81°
50°
29
83°
54°
30
84°
53°
31
85°
53°
1
84°
52°
2
85°
45°
3
84°
46°
4
79°
42°
5
70°
43°
6
70°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Mantua
Mantua's May 2026 forecast shows daily high temperatures ranging from 57° to 85°, with overnight lows between 33° and 54°. The average high for May is 68° with an average low of 41°. 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 Mantua. See also: June | July | August.