S
M
T
W
T
F
S
26
55°
44°
27
70°
37°
28
63°
49°
29
61°
49°
30
67°
40°
1
66°
36°
2
56°
43°
3
63°
40°
4
78°
42°
5
84°
58°
6
70°
56°
7
70°
52°
8
72°
39°
9
71°
50°
10
76°
46°
11
65°
51°
12
72°
36°
13
71°
50°
14
60°
47°
15
72°
52°
16
82°
45°
17
87°
56°
18
94°
59°
19
97°
65°
20
91°
68°
21
69°
53°
22
59°
48°
23
52°
49°
24
64°
60°
25
78°
62°
26
76°
63°
27
75°
63°
28
80°
55°
29
76°
56°
30
73°
51°
31
72°
53°
1
74°
55°
2
77°
56°
3
76°
57°
4
79°
58°
5
78°
61°
6
83°
57°
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 64° to 83°, with overnight lows between 51° and 63°. The average high for May is 76° with an average low of 58°. 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.
