S
M
T
W
T
F
S
26
62°
50°
27
60°
42°
28
56°
41°
29
56°
42°
30
63°
46°
1
55°
41°
2
53°
40°
3
54°
39°
4
56°
39°
5
59°
42°
6
63°
47°
7
67°
45°
8
68°
47°
9
68°
48°
10
69°
51°
11
68°
47°
12
63°
43°
13
57°
42°
14
56°
41°
15
59°
42°
16
61°
43°
17
63°
45°
18
59°
46°
19
60°
44°
20
63°
44°
21
72°
48°
22
73°
54°
23
63°
51°
24
63°
46°
25
70°
49°
26
70°
46°
27
76°
52°
28
74°
55°
29
74°
51°
30
77°
56°
31
78°
58°
1
78°
54°
2
79°
60°
3
80°
60°
4
79°
58°
5
78°
59°
6
79°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Colonial Heights
Colonial Heights's May 2026 forecast shows daily high temperatures ranging from 53° to 80°, with overnight lows between 39° and 60°. The average high for May is 66° with an average low of 48°. 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 Colonial Heights. See also: June | July | August.