S
M
T
W
T
F
S
26
50°
23°
27
47°
30°
28
50°
31°
29
56°
31°
30
55°
27°
1
60°
27°
2
73°
35°
3
73°
37°
4
72°
42°
5
51°
30°
6
55°
25°
7
66°
29°
8
71°
42°
9
70°
37°
10
65°
34°
11
88°
43°
12
83°
46°
13
81°
42°
14
81°
58°
15
74°
47°
16
71°
47°
17
67°
40°
18
49°
39°
19
58°
37°
20
70°
38°
21
71°
42°
22
70°
48°
23
71°
38°
24
83°
45°
25
86°
50°
26
87°
62°
27
86°
59°
28
84°
61°
29
72°
60°
30
70°
59°
31
73°
47°
1
75°
53°
2
76°
53°
3
79°
55°
4
77°
54°
5
79°
57°
6
85°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Lemmon
Lemmon's May 2026 forecast shows daily high temperatures ranging from 70° to 85°, with overnight lows between 47° and 64°. The average high for May is 76° with an average low of 56°. 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 Lemmon. See also: June | July | August.