S
M
T
W
T
F
S
26
59°
38°
27
55°
35°
28
54°
36°
29
57°
38°
30
58°
39°
1
58°
38°
2
59°
38°
3
57°
37°
4
56°
36°
5
57°
34°
6
59°
41°
7
65°
43°
8
62°
39°
9
61°
44°
10
61°
37°
11
59°
36°
12
59°
36°
13
60°
38°
14
59°
37°
15
61°
40°
16
62°
41°
17
64°
48°
18
69°
39°
19
62°
39°
20
63°
42°
21
65°
49°
22
69°
50°
23
67°
51°
24
73°
51°
25
70°
50°
26
72°
53°
27
75°
51°
28
74°
51°
29
77°
51°
30
76°
51°
31
71°
48°
1
68°
47°
2
69°
51°
3
77°
53°
4
76°
54°
5
78°
54°
6
72°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Clarendon
Clarendon's May 2026 forecast shows daily high temperatures ranging from 54° to 78°, with overnight lows between 34° and 54°. The average high for May is 65° with an average low of 44°. 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 Clarendon. See also: June | July | August.