S
M
T
W
T
F
S
26
54°
42°
27
55°
43°
28
55°
39°
29
55°
33°
30
54°
32°
1
55°
37°
2
68°
35°
3
69°
54°
4
61°
35°
5
49°
34°
6
49°
36°
7
60°
33°
8
61°
39°
9
64°
41°
10
67°
41°
11
69°
46°
12
71°
48°
13
71°
48°
14
70°
46°
15
69°
48°
16
68°
47°
17
71°
50°
18
70°
52°
19
70°
51°
20
68°
49°
21
64°
44°
22
63°
43°
23
64°
44°
24
64°
43°
25
65°
44°
26
64°
45°
27
64°
45°
28
65°
46°
29
67°
55°
30
66°
51°
31
67°
49°
1
73°
55°
2
75°
57°
3
77°
57°
4
78°
58°
5
77°
59°
6
77°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Annandale
Annandale's May 2026 forecast shows daily high temperatures ranging from 49° to 78°, with overnight lows between 33° and 59°. The average high for May is 67° with an average low of 47°. 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 Annandale. See also: June | July | August.
