S
M
T
W
T
F
S
26
59°
38°
27
70°
32°
28
65°
36°
29
63°
41°
30
56°
42°
1
63°
47°
2
56°
38°
3
55°
39°
4
66°
50°
5
76°
56°
6
65°
50°
7
59°
42°
8
54°
40°
9
58°
46°
10
59°
47°
11
63°
47°
12
61°
46°
13
59°
48°
14
62°
47°
15
62°
49°
16
63°
48°
17
63°
45°
18
64°
52°
19
71°
52°
20
68°
51°
21
65°
53°
22
71°
49°
23
64°
49°
24
66°
50°
25
65°
46°
26
65°
50°
27
64°
51°
28
65°
55°
29
72°
55°
30
71°
54°
31
71°
52°
1
67°
48°
2
65°
48°
3
64°
49°
4
66°
48°
5
65°
49°
6
66°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Brewster
Brewster's May 2026 forecast shows daily high temperatures ranging from 54° to 76°, with overnight lows between 38° and 56°. The average high for May is 64° with an average low of 49°. 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 Brewster. See also: June | July | August.