S
M
T
W
T
F
S
26
55°
49°
27
57°
50°
28
61°
50°
29
68°
62°
30
64°
54°
1
58°
52°
2
56°
52°
3
60°
50°
4
72°
60°
5
75°
62°
6
78°
66°
7
85°
52°
8
85°
7°
9
85°
61°
10
85°
64°
11
85°
51°
12
85°
26°
13
85°
61°
14
85°
53°
15
85°
30°
16
85°
65°
17
85°
68°
18
87°
68°
19
87°
68°
20
87°
71°
21
87°
62°
22
87°
19°
23
87°
66°
24
87°
71°
25
87°
71°
26
87°
72°
27
87°
70°
28
87°
64°
29
87°
65°
30
87°
58°
31
87°
62°
1
87°
59°
2
87°
59°
3
87°
60°
4
87°
62°
5
87°
69°
6
89°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Harbinger
Harbinger's May 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for May is ° with an average low of °. 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 Harbinger. See also: June | July | August.