S
M
T
W
T
F
S
26
62°
44°
27
74°
43°
28
69°
51°
29
58°
46°
30
56°
40°
1
49°
39°
2
45°
32°
3
61°
31°
4
74°
47°
5
68°
46°
6
58°
41°
7
59°
39°
8
65°
43°
9
72°
53°
10
67°
45°
11
69°
38°
12
69°
40°
13
61°
44°
14
63°
43°
15
66°
54°
16
76°
60°
17
83°
64°
18
85°
63°
19
76°
58°
20
71°
50°
21
68°
54°
22
70°
51°
23
71°
50°
24
71°
50°
25
74°
55°
26
75°
52°
27
73°
57°
28
76°
58°
29
77°
58°
30
76°
54°
31
69°
52°
1
70°
50°
2
70°
50°
3
71°
51°
4
71°
55°
5
78°
60°
6
81°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Upper Sandusky
Upper Sandusky's May 2026 forecast shows daily high temperatures ranging from 61° to 85°, with overnight lows between 43° and 64°. The average high for May is 73° with an average low of 54°. 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 Upper Sandusky. See also: June | July | August.
