S
M
T
W
T
F
S
26
85°
62°
27
85°
72°
28
83°
66°
29
69°
60°
30
66°
54°
1
67°
48°
2
68°
45°
3
73°
55°
4
82°
59°
5
80°
61°
6
71°
51°
7
69°
50°
8
72°
55°
9
76°
56°
10
76°
59°
11
78°
64°
12
79°
61°
13
78°
59°
14
82°
61°
15
81°
66°
16
83°
66°
17
84°
65°
18
84°
67°
19
83°
67°
20
85°
66°
21
85°
67°
22
84°
67°
23
79°
66°
24
82°
67°
25
84°
68°
26
83°
68°
27
81°
61°
28
80°
65°
29
84°
64°
30
82°
65°
31
86°
69°
1
85°
69°
2
88°
68°
3
88°
70°
4
86°
68°
5
82°
64°
6
82°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Gavin
Gavin's May 2026 forecast shows daily high temperatures ranging from 67° to 88°, with overnight lows between 45° and 70°. The average high for May is 80° with an average low of 62°. 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 Gavin. See also: June | July | August.