S
M
T
W
T
F
S
26
79°
48°
27
82°
50°
28
79°
61°
29
72°
54°
30
63°
43°
1
66°
39°
2
63°
37°
3
64°
37°
4
79°
39°
5
77°
48°
6
70°
54°
7
66°
39°
8
73°
34°
9
75°
45°
10
82°
43°
11
72°
41°
12
77°
37°
13
79°
48°
14
68°
39°
15
79°
36°
16
85°
58°
17
91°
66°
18
90°
70°
19
88°
64°
20
81°
62°
21
78°
56°
22
81°
58°
23
81°
61°
24
82°
60°
25
81°
61°
26
82°
57°
27
85°
58°
28
81°
57°
29
82°
56°
30
85°
60°
31
83°
59°
1
86°
61°
2
87°
61°
3
83°
60°
4
80°
57°
5
80°
57°
6
86°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Gainesboro
Gainesboro's May 2026 forecast shows daily high temperatures ranging from 78° to 91°, with overnight lows between 56° and 70°. The average high for May is 84° with an average low of 60°. 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 Gainesboro. See also: June | July | August.