S
M
T
W
T
F
S
26
85°
64°
27
89°
64°
28
89°
67°
29
86°
66°
30
72°
63°
1
63°
52°
2
71°
49°
3
76°
45°
4
80°
47°
5
83°
53°
6
84°
69°
7
74°
62°
8
67°
61°
9
69°
64°
10
84°
64°
11
82°
67°
12
82°
65°
13
83°
62°
14
83°
59°
15
87°
55°
16
84°
62°
17
86°
60°
18
90°
65°
19
90°
70°
20
89°
71°
21
76°
69°
22
88°
69°
23
84°
67°
24
84°
71°
25
74°
69°
26
85°
69°
27
87°
73°
28
78°
71°
29
89°
71°
30
90°
72°
31
89°
72°
1
88°
71°
2
88°
67°
3
88°
66°
4
87°
65°
5
87°
72°
6
85°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Bethel
Bethel's May 2026 forecast shows daily high temperatures ranging from 85° to 90°, with overnight lows between 65° and 73°. The average high for May is 88° with an average low of 70°. 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 Bethel. See also: June | July | August.