S
M
T
W
T
F
S
26
68°
32°
27
66°
36°
28
67°
30°
29
53°
37°
30
59°
42°
1
58°
40°
2
57°
34°
3
47°
40°
4
61°
36°
5
77°
38°
6
58°
49°
7
63°
41°
8
57°
33°
9
62°
30°
10
56°
46°
11
64°
45°
12
57°
30°
13
63°
35°
14
67°
42°
15
67°
40°
16
78°
38°
17
78°
44°
18
71°
40°
19
79°
46°
20
90°
50°
21
59°
35°
22
65°
30°
23
68°
30°
24
72°
36°
25
58°
48°
26
75°
48°
27
64°
42°
28
49°
39°
29
56°
36°
30
50°
34°
31
51°
36°
1
59°
37°
2
63°
43°
3
71°
48°
4
76°
49°
5
68°
50°
6
69°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Fredericksburg
Fredericksburg's May 2026 forecast shows daily high temperatures ranging from 49° to 76°, with overnight lows between 34° and 50°. The average high for May is 63° with an average low of 43°. 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 Fredericksburg. See also: June | July | August.