S
M
T
W
T
F
S
26
69°
49°
27
72°
51°
28
69°
57°
29
64°
47°
30
60°
39°
1
55°
41°
2
54°
36°
3
64°
35°
4
75°
52°
5
63°
47°
6
58°
44°
7
61°
38°
8
66°
47°
9
74°
52°
10
69°
53°
11
72°
43°
12
77°
42°
13
67°
47°
14
66°
39°
15
69°
43°
16
76°
59°
17
85°
62°
18
86°
67°
19
85°
62°
20
68°
52°
21
71°
54°
22
68°
65°
23
76°
63°
24
77°
63°
25
77°
65°
26
78°
64°
27
79°
65°
28
78°
63°
29
77°
65°
30
78°
66°
31
79°
64°
1
78°
60°
2
81°
64°
3
76°
60°
4
73°
57°
5
74°
57°
6
76°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Greensburg
Greensburg's May 2026 forecast shows daily high temperatures ranging from 68° to 85°, with overnight lows between 52° and 66°. The average high for May is 76° with an average low of 62°. 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 Greensburg. See also: June | July | August.
