S
M
T
W
T
F
S
26
78°
59°
27
65°
55°
28
70°
52°
29
80°
53°
30
89°
59°
31
83°
65°
1
68°
56°
2
72°
52°
3
77°
50°
4
82°
56°
5
88°
60°
6
83°
61°
7
68°
53°
8
69°
50°
9
76°
49°
10
78°
58°
11
67°
49°
12
71°
46°
13
76°
48°
14
80°
53°
15
88°
56°
16
70°
51°
17
70°
51°
18
68°
50°
19
67°
50°
20
73°
54°
21
79°
54°
22
64°
55°
23
62°
53°
24
69°
51°
25
N/A
26
69°
51°
27
74°
56°
28
77°
63°
29
71°
60°
30
73°
60°
31
72°
59°
1
68°
56°
2
67°
55°
3
68°
54°
4
68°
55°
5
67°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Słupsk
Słupsk's August 2026 forecast shows daily high temperatures ranging from 67° to 77°, with overnight lows between 51° and 63°. The average high for August is 70° with an average low of 57°. 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 Słupsk. See also: September | October | November.