S
M
T
W
T
F
S
26
70°
45°
27
70°
46°
28
61°
45°
29
57°
41°
30
54°
36°
1
54°
36°
2
61°
32°
3
72°
45°
4
76°
42°
5
55°
36°
6
55°
38°
7
58°
36°
8
62°
38°
9
65°
45°
10
66°
41°
11
68°
45°
12
70°
45°
13
71°
46°
14
71°
45°
15
69°
46°
16
71°
46°
17
73°
52°
18
72°
52°
19
74°
49°
20
71°
50°
21
68°
44°
22
64°
43°
23
65°
45°
24
66°
44°
25
65°
45°
26
66°
46°
27
66°
47°
28
67°
47°
29
69°
55°
30
69°
55°
31
70°
51°
1
72°
53°
2
75°
56°
3
76°
58°
4
79°
58°
5
79°
60°
6
78°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Lamont
Lamont's May 2026 forecast shows daily high temperatures ranging from 55° to 79°, with overnight lows between 36° and 60°. The average high for May is 69° with an average low of 48°. 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 Lamont. See also: June | July | August.