S
M
T
W
T
F
S
26
70°
53°
27
72°
54°
28
74°
56°
29
73°
52°
30
75°
54°
31
79°
56°
1
85°
48°
2
71°
44°
3
76°
47°
4
80°
49°
5
87°
53°
6
84°
46°
7
87°
47°
8
87°
43°
9
83°
45°
10
85°
44°
11
84°
45°
12
82°
46°
13
82°
45°
14
80°
42°
15
84°
48°
16
82°
47°
17
82°
47°
18
83°
46°
19
84°
48°
20
83°
47°
21
79°
46°
22
78°
45°
23
79°
45°
24
74°
42°
25
71°
40°
26
80°
45°
27
81°
46°
28
80°
45°
29
81°
46°
30
79°
45°
31
79°
45°
1
77°
42°
2
68°
38°
3
68°
38°
4
74°
43°
5
76°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Pierce-Headquarters
Pierce-Headquarters's August 2026 forecast shows daily high temperatures ranging from 68° to 87°, with overnight lows between 38° and 53°. The average high for August is 80° with an average low of 45°. 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 Pierce-Headquarters. See also: September | October | November.