S
M
T
W
T
F
S
26
63°
38°
27
67°
60°
28
65°
48°
29
54°
37°
30
51°
36°
1
50°
34°
2
53°
32°
3
61°
43°
4
64°
44°
5
67°
42°
6
61°
39°
7
62°
40°
8
61°
42°
9
62°
41°
10
63°
42°
11
65°
45°
12
69°
45°
13
67°
40°
14
62°
39°
15
63°
39°
16
64°
40°
17
65°
41°
18
70°
51°
19
73°
46°
20
67°
42°
21
66°
42°
22
66°
42°
23
69°
47°
24
77°
53°
25
78°
52°
26
70°
47°
27
69°
48°
28
71°
51°
29
78°
54°
30
79°
55°
31
79°
55°
1
78°
56°
2
81°
57°
3
82°
57°
4
82°
52°
5
72°
50°
6
73°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Britton
Britton's May 2026 forecast shows daily high temperatures ranging from 50° to 82°, with overnight lows between 32° and 60°. The average high for May is 68° with an average low of 46°. 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 Britton. See also: June | July | August.