S
M
T
W
T
F
S
26
29°
18°
27
46°
21°
28
57°
26°
29
60°
27°
30
69°
38°
1
70°
44°
2
67°
45°
3
71°
45°
4
57°
39°
5
51°
36°
6
72°
31°
7
70°
51°
8
70°
42°
9
65°
47°
10
72°
45°
11
62°
45°
12
74°
38°
13
75°
49°
14
67°
49°
15
58°
42°
16
49°
33°
17
52°
33°
18
55°
31°
19
63°
41°
20
55°
42°
21
65°
41°
22
67°
44°
23
74°
42°
24
73°
46°
25
79°
43°
26
79°
54°
27
80°
54°
28
85°
59°
29
87°
55°
30
59°
45°
31
59°
43°
1
61°
44°
2
71°
49°
3
74°
48°
4
75°
51°
5
78°
50°
6
74°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Langdon
Langdon's May 2026 forecast shows daily high temperatures ranging from 59° to 87°, with overnight lows between 43° and 59°. The average high for May is 73° 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 Langdon. See also: June | July | August.