S
M
T
W
T
F
S
26
67°
27°
27
74°
29°
28
66°
32°
29
63°
42°
30
50°
43°
1
60°
29°
2
49°
30°
3
53°
32°
4
72°
31°
5
85°
41°
6
67°
51°
7
63°
36°
8
57°
33°
9
59°
26°
10
69°
41°
11
62°
33°
12
59°
27°
13
46°
29°
14
55°
43°
15
61°
52°
16
80°
49°
17
85°
52°
18
67°
46°
19
91°
69°
20
87°
48°
21
64°
38°
22
65°
43°
23
60°
44°
24
61°
48°
25
69°
48°
26
70°
47°
27
68°
50°
28
71°
50°
29
72°
52°
30
72°
52°
31
73°
48°
1
71°
51°
2
66°
50°
3
66°
50°
4
65°
52°
5
67°
53°
6
74°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in North Sebago
North Sebago's May 2026 forecast shows daily high temperatures ranging from 60° to 91°, with overnight lows between 38° and 69°. The average high for May is 70° with an average low of 50°. 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 North Sebago. See also: June | July | August.