S
M
T
W
T
F
S
26
65°
32°
27
68°
34°
28
60°
35°
29
53°
44°
30
48°
45°
1
64°
37°
2
50°
35°
3
53°
35°
4
64°
48°
5
58°
50°
6
56°
52°
7
61°
46°
8
59°
38°
9
56°
42°
10
59°
44°
11
55°
42°
12
59°
41°
13
59°
44°
14
58°
45°
15
56°
44°
16
60°
45°
17
61°
44°
18
61°
50°
19
66°
49°
20
63°
49°
21
60°
48°
22
63°
50°
23
59°
48°
24
58°
46°
25
59°
48°
26
59°
50°
27
60°
48°
28
60°
46°
29
61°
46°
30
60°
49°
31
61°
52°
1
63°
50°
2
62°
47°
3
62°
53°
4
67°
53°
5
63°
52°
6
63°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in South Bristol
South Bristol's May 2026 forecast shows daily high temperatures ranging from 55° to 67°, with overnight lows between 38° and 54°. The average high for May is 60° with an average low of 47°. 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 South Bristol. See also: June | July | August.