S
M
T
W
T
F
S
26
50°
40°
27
51°
41°
28
54°
46°
29
56°
48°
30
56°
48°
1
55°
47°
2
56°
47°
3
54°
44°
4
52°
42°
5
52°
41°
6
53°
43°
7
52°
42°
8
53°
42°
9
55°
44°
10
57°
49°
11
60°
49°
12
57°
47°
13
55°
43°
14
55°
48°
15
56°
47°
16
55°
44°
17
54°
44°
18
54°
45°
19
55°
44°
20
54°
45°
21
53°
44°
22
59°
48°
23
57°
47°
24
57°
50°
25
60°
51°
26
58°
52°
27
61°
52°
28
64°
51°
29
64°
53°
30
63°
47°
31
62°
47°
1
61°
50°
2
62°
49°
3
60°
46°
4
62°
52°
5
61°
53°
6
63°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Chichester
Chichester's May 2026 forecast shows daily high temperatures ranging from 50° to 64°, with overnight lows between 40° and 53°. The average high for May is 57° 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 Chichester. See also: June | July | August.