S
M
T
W
T
F
S
27
73°
54°
28
79°
50°
29
81°
52°
30
82°
57°
1
82°
61°
2
86°
66°
3
82°
68°
4
79°
57°
5
79°
52°
6
82°
48°
7
77°
54°
8
77°
59°
9
81°
59°
10
64°
59°
11
72°
59°
12
72°
66°
13
82°
64°
14
82°
64°
15
88°
68°
16
90°
68°
17
82°
73°
18
86°
68°
19
82°
63°
20
90°
68°
21
90°
72°
22
86°
55°
23
82°
61°
24
81°
55°
25
70°
63°
26
79°
61°
27
70°
59°
28
79°
61°
29
82°
64°
30
81°
63°
31
79°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Summerton
Summerton's May 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for May is ° with an average low of °. 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 Summerton. See also: June | July | August.