S
M
T
W
T
F
S
26
56°
41°
27
71°
36°
28
56°
42°
29
58°
48°
30
61°
43°
1
62°
36°
2
55°
41°
3
60°
42°
4
73°
35°
5
81°
50°
6
69°
51°
7
65°
43°
8
62°
45°
9
62°
46°
10
76°
55°
11
58°
42°
12
60°
45°
13
65°
52°
14
70°
53°
15
72°
55°
16
68°
51°
17
65°
52°
18
69°
51°
19
72°
52°
20
66°
47°
21
68°
48°
22
66°
49°
23
67°
49°
24
68°
50°
25
69°
53°
26
73°
55°
27
70°
53°
28
73°
53°
29
71°
50°
30
74°
57°
31
78°
59°
1
75°
59°
2
78°
57°
3
77°
60°
4
79°
61°
5
80°
60°
6
79°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Annville
Annville's May 2026 forecast shows daily high temperatures ranging from 58° to 80°, with overnight lows between 42° and 61°. The average high for May is 70° with an average low of 52°. 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 Annville. See also: June | July | August.
