S
M
T
W
T
F
S
26
61°
41°
27
64°
41°
28
59°
46°
29
59°
50°
30
63°
49°
1
N/A
2
72°
54°
3
66°
47°
4
61°
44°
5
60°
44°
6
57°
45°
7
56°
49°
8
62°
49°
9
62°
50°
10
63°
49°
11
61°
47°
12
62°
47°
13
61°
48°
14
61°
41°
15
64°
48°
16
67°
49°
17
67°
48°
18
66°
48°
19
68°
47°
20
66°
46°
21
66°
46°
22
64°
45°
23
64°
45°
24
66°
46°
25
66°
43°
26
63°
44°
27
66°
49°
28
68°
50°
29
70°
50°
30
69°
44°
31
63°
44°
1
63°
45°
2
64°
43°
3
63°
46°
4
64°
44°
5
64°
44°
6
65°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Sittingbourne
Sittingbourne's May 2026 forecast shows daily high temperatures ranging from 56° to 72°, with overnight lows between 41° and 54°. The average high for May is 64° 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 Sittingbourne. See also: June | July | August.