S
M
T
W
T
F
S
26
79°
60°
27
78°
59°
28
74°
59°
29
70°
58°
30
71°
58°
31
74°
59°
1
77°
58°
2
78°
59°
3
71°
51°
4
71°
51°
5
76°
52°
6
78°
54°
7
73°
53°
8
72°
52°
9
71°
60°
10
79°
61°
11
80°
61°
12
81°
60°
13
81°
61°
14
80°
60°
15
81°
57°
16
80°
52°
17
79°
56°
18
75°
58°
19
71°
55°
20
70°
58°
21
70°
49°
22
69°
49°
23
70°
51°
24
73°
55°
25
75°
57°
26
77°
58°
27
78°
59°
28
79°
58°
29
79°
60°
30
78°
58°
31
77°
57°
1
77°
56°
2
76°
55°
3
75°
54°
4
72°
56°
5
69°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Poulsbo
Poulsbo's August 2026 forecast shows daily high temperatures ranging from 69° to 81°, with overnight lows between 48° and 61°. The average high for August is 75° with an average low of 56°. 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 Poulsbo. See also: September | October | November.