S
M
T
W
T
F
S
26
86°
63°
27
84°
66°
28
72°
64°
29
73°
57°
30
66°
50°
1
70°
50°
2
70°
46°
3
75°
45°
4
82°
61°
5
68°
50°
6
63°
48°
7
70°
46°
8
77°
52°
9
83°
59°
10
77°
51°
11
75°
53°
12
78°
58°
13
87°
54°
14
79°
58°
15
80°
65°
16
85°
67°
17
84°
68°
18
87°
69°
19
84°
69°
20
85°
68°
21
86°
70°
22
80°
61°
23
76°
65°
24
80°
64°
25
83°
66°
26
84°
66°
27
84°
67°
28
83°
67°
29
85°
66°
30
85°
67°
31
84°
67°
1
85°
68°
2
86°
68°
3
85°
67°
4
84°
68°
5
86°
67°
6
86°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Beech Grove
Beech Grove's May 2026 forecast shows daily high temperatures ranging from 75° to 87°, with overnight lows between 51° and 70°. The average high for May is 83° with an average low of 65°. 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 Beech Grove. See also: June | July | August.