S
M
T
W
T
F
S
26
59°
52°
27
61°
50°
28
61°
54°
29
61°
52°
30
59°
50°
31
63°
50°
1
57°
50°
2
61°
50°
3
61°
48°
4
57°
54°
5
57°
54°
6
55°
50°
7
61°
52°
8
61°
54°
9
61°
52°
10
55°
46°
11
59°
55°
12
72°
59°
13
66°
58°
14
63°
55°
15
60°
52°
16
59°
51°
17
59°
52°
18
61°
53°
19
60°
54°
20
61°
52°
21
62°
54°
22
61°
53°
23
62°
54°
24
57°
54°
25
58°
55°
26
57°
56°
27
57°
56°
28
58°
55°
29
57°
55°
30
57°
54°
31
58°
55°
1
57°
55°
2
60°
56°
3
58°
56°
4
57°
54°
5
57°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Stromness
Stromness's August 2026 forecast shows daily high temperatures ranging from 57° to 72°, with overnight lows between 51° and 59°. The average high for August is 60° with an average low of 54°. 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 Stromness. See also: September | October | November.