S
M
T
W
T
F
S
26
64°
29°
27
69°
30°
28
60°
29°
29
53°
43°
30
49°
43°
1
60°
30°
2
53°
30°
3
54°
31°
4
72°
32°
5
82°
51°
6
71°
52°
7
63°
40°
8
61°
28°
9
56°
28°
10
71°
44°
11
63°
32°
12
60°
31°
13
53°
30°
14
59°
45°
15
58°
46°
16
78°
47°
17
85°
54°
18
70°
48°
19
95°
49°
20
90°
62°
21
67°
47°
22
66°
32°
23
65°
37°
24
54°
45°
25
75°
47°
26
85°
44°
27
83°
51°
28
67°
47°
29
65°
47°
30
54°
38°
31
67°
45°
1
64°
43°
2
67°
47°
3
76°
48°
4
77°
53°
5
74°
53°
6
76°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Sanford
Sanford's May 2026 forecast shows daily high temperatures ranging from 54° to 83°, with overnight lows between 38° and 53°. The average high for May is 70° with an average low of 48°. 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 Sanford. See also: June | July | August.