S
M
T
W
T
F
S
26
70°
41°
27
68°
54°
28
61°
51°
29
60°
39°
30
62°
35°
1
54°
39°
2
56°
42°
3
67°
46°
4
75°
50°
5
58°
45°
6
56°
38°
7
54°
37°
8
63°
43°
9
68°
44°
10
65°
44°
11
65°
49°
12
67°
47°
13
65°
46°
14
72°
48°
15
64°
47°
16
66°
45°
17
67°
54°
18
75°
54°
19
69°
55°
20
74°
56°
21
76°
56°
22
74°
55°
23
74°
51°
24
69°
50°
25
69°
53°
26
72°
57°
27
72°
55°
28
70°
53°
29
71°
49°
30
73°
51°
31
72°
51°
1
72°
56°
2
81°
58°
3
73°
53°
4
72°
51°
5
72°
51°
6
73°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Herscher
Herscher's May 2026 forecast shows daily high temperatures ranging from 54° to 81°, with overnight lows between 37° and 58°. The average high for May is 69° with an average low of 49°. 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 Herscher. See also: June | July | August.