S
M
T
W
T
F
S
26
64°
55°
27
65°
51°
28
65°
51°
29
66°
49°
30
64°
49°
1
63°
51°
2
64°
47°
3
65°
52°
4
65°
55°
5
67°
55°
6
65°
53°
7
64°
52°
8
67°
56°
9
66°
57°
10
71°
58°
11
74°
57°
12
73°
56°
13
68°
58°
14
75°
58°
15
70°
57°
16
70°
58°
17
69°
59°
18
73°
60°
19
76°
59°
20
76°
54°
21
68°
53°
22
69°
59°
23
70°
58°
24
70°
60°
25
76°
62°
26
78°
62°
27
75°
61°
28
72°
63°
29
75°
63°
30
73°
62°
31
76°
63°
1
80°
63°
2
80°
63°
3
78°
63°
4
79°
64°
5
80°
63°
6
79°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Greenbackville
Greenbackville's May 2026 forecast shows daily high temperatures ranging from 63° to 80°, with overnight lows between 47° and 64°. The average high for May is 71° with an average low of 57°. 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 Greenbackville. See also: June | July | August.