S
M
T
W
T
F
S
26
68°
55°
27
68°
52°
28
68°
53°
29
69°
55°
30
69°
51°
31
69°
57°
1
73°
53°
2
69°
53°
3
68°
54°
4
68°
54°
5
69°
53°
6
67°
52°
7
67°
54°
8
68°
52°
9
67°
52°
10
67°
53°
11
68°
52°
12
67°
55°
13
68°
51°
14
69°
54°
15
66°
51°
16
66°
51°
17
67°
52°
18
68°
55°
19
71°
53°
20
65°
54°
21
70°
53°
22
71°
55°
23
71°
55°
24
70°
54°
25
70°
53°
26
69°
53°
27
64°
50°
28
65°
49°
29
68°
48°
30
67°
49°
31
68°
51°
1
66°
49°
2
65°
49°
3
65°
47°
4
63°
48°
5
61°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Sandefjord
Sandefjord's August 2026 forecast shows daily high temperatures ranging from 61° to 73°, with overnight lows between 47° and 57°. The average high for August is 68° with an average low of 52°. 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 Sandefjord. See also: September | October | November.