S
M
T
W
T
F
S
26
85°
65°
27
80°
65°
28
79°
66°
29
85°
57°
30
85°
56°
31
84°
59°
1
75°
66°
2
79°
63°
3
80°
59°
4
83°
55°
5
84°
54°
6
83°
66°
7
85°
64°
8
87°
59°
9
83°
52°
10
85°
66°
11
77°
64°
12
76°
60°
13
79°
62°
14
82°
65°
15
77°
70°
16
81°
63°
17
79°
58°
18
80°
61°
19
78°
55°
20
75°
54°
21
78°
52°
22
79°
57°
23
80°
59°
24
80°
57°
25
79°
55°
26
79°
57°
27
78°
56°
28
75°
54°
29
77°
56°
30
81°
60°
31
82°
60°
1
83°
59°
2
84°
60°
3
83°
59°
4
82°
58°
5
80°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Pioneer
Pioneer's August 2026 forecast shows daily high temperatures ranging from 75° to 84°, with overnight lows between 52° and 70°. The average high for August is 80° with an average low of 58°. 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 Pioneer. See also: September | October | November.