S
M
T
W
T
F
S
26
85°
65°
27
83°
65°
28
66°
59°
29
86°
64°
30
75°
64°
1
68°
55°
2
74°
54°
3
74°
48°
4
79°
46°
5
81°
51°
6
84°
62°
7
77°
58°
8
74°
61°
9
76°
64°
10
82°
65°
11
83°
55°
12
79°
56°
13
81°
61°
14
85°
59°
15
86°
64°
16
87°
66°
17
88°
67°
18
85°
68°
19
88°
68°
20
89°
71°
21
82°
67°
22
83°
68°
23
81°
68°
24
82°
67°
25
82°
68°
26
84°
69°
27
83°
69°
28
83°
68°
29
84°
69°
30
80°
68°
31
83°
70°
1
84°
69°
2
85°
70°
3
85°
70°
4
87°
71°
5
87°
71°
6
85°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Fortson
Fortson's May 2026 forecast shows daily high temperatures ranging from 74° to 89°, with overnight lows between 55° and 72°. The average high for May is 83° with an average low of 66°. 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 Fortson. See also: June | July | August.