S
M
T
W
T
F
S
26
68°
43°
27
66°
52°
28
62°
51°
29
58°
37°
30
60°
34°
1
51°
36°
2
55°
29°
3
66°
41°
4
80°
46°
5
57°
46°
6
57°
35°
7
62°
32°
8
67°
46°
9
75°
47°
10
66°
42°
11
61°
40°
12
78°
38°
13
63°
38°
14
69°
35°
15
76°
52°
16
82°
60°
17
88°
63°
18
79°
64°
19
79°
59°
20
63°
47°
21
66°
47°
22
73°
54°
23
77°
60°
24
84°
55°
25
85°
61°
26
86°
65°
27
78°
61°
28
80°
58°
29
79°
55°
30
75°
52°
31
73°
54°
1
79°
57°
2
78°
57°
3
79°
59°
4
78°
60°
5
76°
57°
6
78°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Elwood
Elwood's May 2026 forecast shows daily high temperatures ranging from 73° to 86°, with overnight lows between 52° and 65°. The average high for May is 79° 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 Elwood. See also: June | July | August.