S
M
T
W
T
F
S
26
58°
46°
27
64°
52°
28
58°
47°
29
57°
45°
30
54°
44°
1
54°
43°
2
55°
42°
3
54°
45°
4
55°
44°
5
58°
47°
6
58°
46°
7
62°
44°
8
59°
44°
9
60°
50°
10
62°
51°
11
63°
51°
12
66°
52°
13
69°
52°
14
66°
47°
15
61°
45°
16
62°
47°
17
66°
54°
18
73°
56°
19
72°
45°
20
62°
45°
21
62°
46°
22
63°
47°
23
64°
50°
24
70°
57°
25
74°
58°
26
74°
57°
27
68°
57°
28
67°
56°
29
68°
54°
30
67°
59°
31
72°
58°
1
73°
59°
2
70°
55°
3
70°
56°
4
71°
51°
5
76°
57°
6
79°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Lamberton
Lamberton's May 2026 forecast shows daily high temperatures ranging from 54° to 79°, with overnight lows between 42° and 59°. The average high for May is 65° with an average low of 50°. 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 Lamberton. See also: June | July | August.