S
M
T
W
T
F
S
26
66°
52°
27
69°
46°
28
68°
39°
29
79°
51°
30
72°
51°
1
60°
47°
2
56°
40°
3
68°
34°
4
80°
36°
5
82°
45°
6
78°
59°
7
71°
54°
8
71°
45°
9
73°
45°
10
83°
52°
11
67°
47°
12
71°
39°
13
78°
57°
14
70°
42°
15
75°
48°
16
88°
61°
17
91°
61°
18
92°
65°
19
91°
64°
20
90°
65°
21
80°
60°
22
80°
57°
23
80°
60°
24
81°
58°
25
80°
60°
26
83°
59°
27
85°
64°
28
84°
63°
29
86°
64°
30
86°
64°
31
85°
63°
1
82°
63°
2
83°
64°
3
82°
64°
4
80°
63°
5
82°
64°
6
87°
66°
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 70° to 92°, with overnight lows between 42° and 66°. The average high for May is 83° with an average low of 61°. 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.