S
M
T
W
T
F
S
26
85°
64°
27
65°
57°
28
81°
56°
29
84°
61°
30
80°
67°
1
71°
62°
2
65°
54°
3
74°
46°
4
79°
50°
5
80°
55°
6
85°
60°
7
86°
67°
8
77°
61°
9
82°
62°
10
86°
67°
11
92°
69°
12
73°
62°
13
79°
61°
14
87°
59°
15
83°
54°
16
85°
58°
17
86°
66°
18
86°
65°
19
88°
66°
20
91°
67°
21
85°
68°
22
83°
68°
23
81°
69°
24
80°
68°
25
80°
69°
26
80°
66°
27
82°
67°
28
79°
66°
29
84°
66°
30
85°
68°
31
82°
69°
1
85°
69°
2
86°
70°
3
86°
70°
4
81°
69°
5
81°
70°
6
83°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Coosawhatchie
Coosawhatchie's May 2026 forecast shows daily high temperatures ranging from 79° to 91°, with overnight lows between 65° and 70°. The average high for May is 84° with an average low of 68°. 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 Coosawhatchie. See also: June | July | August.