S
M
T
W
T
F
S
26
80°
58°
27
80°
58°
28
79°
59°
29
80°
59°
30
81°
60°
31
81°
60°
1
82°
59°
2
82°
58°
3
78°
58°
4
79°
59°
5
79°
58°
6
78°
58°
7
79°
57°
8
77°
54°
9
77°
58°
10
75°
57°
11
76°
53°
12
76°
52°
13
75°
52°
14
74°
53°
15
73°
51°
16
74°
55°
17
75°
55°
18
78°
54°
19
78°
56°
20
77°
54°
21
75°
54°
22
76°
55°
23
77°
56°
24
76°
53°
25
75°
54°
26
74°
51°
27
72°
55°
28
71°
55°
29
76°
54°
30
76°
55°
31
75°
55°
1
75°
54°
2
74°
54°
3
75°
52°
4
74°
49°
5
69°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Sittingbourne
Sittingbourne's August 2026 forecast shows daily high temperatures ranging from 69° to 82°, with overnight lows between 49° and 60°. The average high for August is 77° with an average low of 55°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Sittingbourne. See also: September | October | November.