S
M
T
W
T
F
S
26
88°
68°
27
89°
73°
28
91°
71°
29
85°
68°
30
69°
62°
1
62°
52°
2
74°
48°
3
79°
54°
4
80°
60°
5
82°
69°
6
81°
59°
7
74°
53°
8
80°
62°
9
80°
64°
10
81°
66°
11
79°
61°
12
85°
65°
13
85°
67°
14
84°
66°
15
87°
64°
16
82°
67°
17
80°
66°
18
81°
67°
19
81°
67°
20
82°
68°
21
84°
66°
22
85°
62°
23
82°
62°
24
82°
64°
25
82°
66°
26
83°
63°
27
83°
63°
28
84°
64°
29
84°
70°
30
85°
69°
31
84°
70°
1
84°
71°
2
85°
70°
3
86°
71°
4
88°
71°
5
86°
70°
6
84°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Otis
Otis's May 2026 forecast shows daily high temperatures ranging from 74° to 88°, with overnight lows between 48° and 72°. The average high for May is 82° with an average low of 65°. 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 Otis. See also: June | July | August.