S
M
T
W
T
F
S
26
84°
58°
27
84°
59°
28
76°
63°
29
80°
61°
30
67°
52°
1
69°
47°
2
67°
41°
3
68°
44°
4
77°
53°
5
79°
60°
6
74°
54°
7
64°
42°
8
67°
46°
9
74°
50°
10
74°
56°
11
77°
51°
12
74°
52°
13
76°
57°
14
78°
57°
15
77°
54°
16
75°
57°
17
77°
58°
18
78°
59°
19
80°
59°
20
79°
60°
21
76°
55°
22
75°
52°
23
73°
51°
24
74°
53°
25
75°
55°
26
76°
53°
27
74°
53°
28
76°
54°
29
77°
55°
30
80°
60°
31
79°
62°
1
80°
62°
2
78°
61°
3
79°
59°
4
79°
59°
5
82°
63°
6
84°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Saint Clair Store
Saint Clair Store's May 2026 forecast shows daily high temperatures ranging from 64° to 84°, with overnight lows between 41° and 64°. The average high for May is 76° with an average low of 55°. 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 Saint Clair Store. See also: June | July | August.