S
M
T
W
T
F
S
26
82°
70°
27
88°
72°
28
85°
72°
29
84°
61°
30
70°
57°
1
62°
49°
2
72°
44°
3
76°
56°
4
82°
65°
5
85°
70°
6
82°
56°
7
67°
55°
8
81°
62°
9
82°
67°
10
81°
65°
11
80°
57°
12
81°
55°
13
85°
63°
14
85°
64°
15
86°
64°
16
84°
62°
17
77°
66°
18
79°
66°
19
82°
64°
20
83°
66°
21
86°
65°
22
80°
60°
23
80°
61°
24
81°
65°
25
84°
61°
26
81°
60°
27
81°
61°
28
82°
63°
29
80°
66°
30
83°
66°
31
82°
67°
1
83°
67°
2
84°
68°
3
84°
70°
4
85°
70°
5
85°
69°
6
86°
69°
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 67° to 86°, with overnight lows between 55° and 70°. The average high for May is 82° with an average low of 64°. 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.