S
M
T
W
T
F
S
26
53°
41°
27
54°
42°
28
55°
43°
29
54°
42°
30
54°
42°
31
55°
43°
1
54°
43°
2
53°
42°
3
53°
41°
4
54°
42°
5
53°
42°
6
53°
41°
7
54°
41°
8
55°
42°
9
57°
42°
10
57°
45°
11
55°
42°
12
55°
41°
13
54°
40°
14
54°
40°
15
55°
43°
16
54°
42°
17
57°
45°
18
59°
45°
19
54°
44°
20
55°
45°
21
54°
44°
22
55°
42°
23
53°
42°
24
53°
41°
25
54°
41°
26
54°
45°
27
53°
44°
28
53°
41°
29
54°
40°
30
53°
44°
31
52°
44°
1
54°
43°
2
54°
40°
3
55°
42°
4
57°
43°
5
57°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Ptarmigan
Ptarmigan's August 2026 forecast shows daily high temperatures ranging from 52° to 59°, with overnight lows between 40° and 45°. The average high for August is 54° with an average low of 42°. 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 Ptarmigan. See also: September | October | November.