S
M
T
W
T
F
S
26
84°
62°
27
84°
72°
28
85°
72°
29
74°
59°
30
66°
57°
1
64°
52°
2
75°
45°
3
81°
54°
4
80°
62°
5
82°
72°
6
77°
51°
7
71°
49°
8
78°
56°
9
81°
62°
10
82°
60°
11
78°
59°
12
82°
59°
13
84°
62°
14
83°
62°
15
82°
60°
16
79°
64°
17
76°
63°
18
78°
64°
19
79°
65°
20
80°
65°
21
82°
59°
22
79°
57°
23
78°
58°
24
79°
60°
25
79°
59°
26
80°
59°
27
80°
60°
28
81°
60°
29
81°
64°
30
82°
66°
31
81°
67°
1
82°
67°
2
83°
66°
3
84°
68°
4
87°
68°
5
83°
69°
6
82°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Herma
Herma's May 2026 forecast shows daily high temperatures ranging from 71° to 87°, with overnight lows between 45° and 72°. The average high for May is 80° with an average low of 61°. 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 Herma. See also: June | July | August.