S
M
T
W
T
F
S
26
64°
47°
27
76°
42°
28
74°
54°
29
60°
46°
30
55°
37°
1
53°
33°
2
49°
33°
3
61°
27°
4
73°
49°
5
73°
59°
6
60°
46°
7
60°
36°
8
67°
37°
9
70°
51°
10
66°
46°
11
67°
39°
12
70°
42°
13
72°
48°
14
63°
40°
15
68°
35°
16
72°
48°
17
84°
55°
18
89°
59°
19
88°
65°
20
73°
51°
21
67°
48°
22
61°
52°
23
77°
59°
24
73°
63°
25
77°
60°
26
79°
57°
27
76°
63°
28
76°
44°
29
78°
52°
30
71°
47°
31
77°
48°
1
76°
48°
2
73°
50°
3
77°
52°
4
78°
58°
5
80°
61°
6
81°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Zanesville
Zanesville's May 2026 forecast shows daily high temperatures ranging from 71° to 81°, with overnight lows between 44° and 62°. The average high for May is 77° with an average low of 52°. 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 Zanesville. See also: June | July | August.