S
M
T
W
T
F
S
26
56°
43°
27
53°
42°
28
53°
40°
29
54°
39°
30
58°
45°
1
59°
44°
2
57°
45°
3
56°
42°
4
56°
45°
5
57°
42°
6
56°
43°
7
59°
46°
8
61°
46°
9
59°
45°
10
57°
46°
11
58°
46°
12
61°
47°
13
61°
47°
14
59°
45°
15
58°
44°
16
58°
44°
17
59°
48°
18
63°
48°
19
61°
46°
20
62°
47°
21
62°
46°
22
61°
48°
23
62°
48°
24
63°
47°
25
64°
47°
26
64°
46°
27
65°
49°
28
66°
47°
29
64°
48°
30
65°
48°
31
64°
44°
1
66°
45°
2
65°
48°
3
66°
46°
4
64°
44°
5
64°
45°
6
65°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Brancaster
Brancaster's May 2026 forecast shows daily high temperatures ranging from 53° to 66°, with overnight lows between 39° and 49°. The average high for May is 61° with an average low of 45°. 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 Brancaster. See also: June | July | August.