S
M
T
W
T
F
S
26
55°
45°
27
56°
41°
28
55°
40°
29
56°
38°
30
55°
36°
1
56°
37°
2
55°
39°
3
56°
43°
4
58°
40°
5
55°
38°
6
57°
40°
7
58°
45°
8
62°
40°
9
58°
40°
10
57°
41°
11
58°
41°
12
60°
49°
13
65°
52°
14
62°
52°
15
66°
53°
16
72°
49°
17
62°
48°
18
65°
49°
19
68°
55°
20
74°
54°
21
74°
50°
22
64°
49°
23
64°
48°
24
66°
48°
25
69°
51°
26
76°
56°
27
76°
55°
28
77°
57°
29
73°
56°
30
70°
52°
31
69°
54°
1
75°
50°
2
70°
48°
3
67°
48°
4
67°
52°
5
71°
56°
6
75°
60°
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 55° to 77°, with overnight lows between 36° and 60°. The average high for May is 64° 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 Lamberton. See also: June | July | August.