S
M
T
W
T
F
S
26
59°
42°
27
68°
37°
28
66°
40°
29
65°
45°
30
53°
47°
1
64°
47°
2
55°
46°
3
56°
42°
4
70°
42°
5
74°
47°
6
69°
56°
7
65°
50°
8
63°
44°
9
63°
43°
10
66°
52°
11
63°
43°
12
64°
44°
13
65°
46°
14
62°
51°
15
63°
47°
16
74°
58°
17
86°
59°
18
75°
58°
19
87°
66°
20
90°
56°
21
68°
48°
22
63°
47°
23
65°
51°
24
66°
52°
25
68°
55°
26
70°
57°
27
71°
57°
28
73°
58°
29
72°
52°
30
67°
56°
31
69°
57°
1
69°
53°
2
68°
53°
3
68°
54°
4
69°
58°
5
70°
59°
6
75°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in West Barrington
West Barrington's May 2026 forecast shows daily high temperatures ranging from 63° to 90°, with overnight lows between 47° and 66°. The average high for May is 72° with an average low of 56°. 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 West Barrington. See also: June | July | August.