S
M
T
W
T
F
S
26
55°
14°
27
45°
28°
28
52°
19°
29
50°
23°
30
54°
28°
1
66°
23°
2
68°
36°
3
75°
32°
4
52°
36°
5
45°
27°
6
54°
16°
7
64°
19°
8
73°
32°
9
63°
32°
10
68°
28°
11
82°
50°
12
75°
43°
13
84°
36°
14
73°
57°
15
70°
43°
16
64°
34°
17
48°
41°
18
43°
37°
19
59°
32°
20
72°
46°
21
63°
43°
22
57°
43°
23
70°
43°
24
81°
50°
25
87°
56°
26
90°
61°
27
88°
58°
28
85°
57°
29
80°
54°
30
80°
52°
31
82°
51°
1
79°
51°
2
80°
50°
3
81°
47°
4
82°
49°
5
73°
48°
6
76°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Johnsons Corner
Johnsons Corner's May 2026 forecast shows daily high temperatures ranging from 70° to 90°, with overnight lows between 43° and 61°. The average high for May is 81° with an average low of 52°. 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 Johnsons Corner. See also: June | July | August.