S
M
T
W
T
F
S
26
66°
34°
27
71°
36°
28
61°
36°
29
54°
44°
30
52°
43°
1
63°
38°
2
55°
37°
3
56°
37°
4
74°
34°
5
86°
50°
6
73°
52°
7
64°
43°
8
61°
35°
9
55°
33°
10
70°
47°
11
63°
44°
12
61°
38°
13
55°
37°
14
59°
49°
15
56°
45°
16
77°
57°
17
84°
50°
18
71°
53°
19
86°
67°
20
78°
52°
21
66°
47°
22
62°
46°
23
64°
49°
24
68°
49°
25
68°
51°
26
69°
56°
27
73°
49°
28
64°
47°
29
65°
48°
30
65°
52°
31
67°
53°
1
67°
52°
2
68°
50°
3
67°
49°
4
66°
47°
5
68°
53°
6
68°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Rollinsford
Rollinsford's May 2026 forecast shows daily high temperatures ranging from 56° to 86°, with overnight lows between 45° and 67°. The average high for May is 69° with an average low of 51°. 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 Rollinsford. See also: June | July | August.