S
M
T
W
T
F
S
26
63°
44°
27
62°
47°
28
56°
45°
29
63°
42°
30
70°
44°
1
65°
45°
2
61°
46°
3
60°
50°
4
58°
46°
5
58°
44°
6
55°
43°
7
59°
43°
8
60°
46°
9
60°
47°
10
57°
43°
11
53°
42°
12
55°
41°
13
52°
46°
14
54°
43°
15
54°
44°
16
53°
42°
17
50°
43°
18
55°
47°
19
55°
49°
20
57°
51°
21
61°
52°
22
68°
53°
23
68°
52°
24
70°
52°
25
69°
51°
26
67°
50°
27
63°
49°
28
62°
49°
29
58°
47°
30
57°
47°
31
58°
49°
1
58°
48°
2
59°
46°
3
58°
50°
4
59°
51°
5
61°
52°
6
62°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Pennant
Pennant's May 2026 forecast shows daily high temperatures ranging from 50° to 70°, with overnight lows between 43° and 53°. The average high for May is 61° 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 Pennant. See also: June | July | August.