S
M
T
W
T
F
S
26
92°
73°
27
92°
74°
28
95°
71°
29
91°
70°
30
88°
64°
31
91°
61°
1
90°
70°
2
82°
71°
3
80°
68°
4
89°
67°
5
87°
69°
6
85°
69°
7
87°
68°
8
86°
69°
9
89°
67°
10
90°
68°
11
89°
71°
12
87°
70°
13
88°
73°
14
89°
72°
15
89°
71°
16
88°
72°
17
87°
72°
18
88°
70°
19
90°
69°
20
94°
73°
21
93°
73°
22
92°
72°
23
92°
73°
24
91°
73°
25
91°
72°
26
90°
72°
27
92°
72°
28
91°
72°
29
91°
71°
30
92°
72°
31
92°
72°
1
91°
71°
2
93°
72°
3
92°
71°
4
90°
71°
5
90°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Collbran
Collbran's August 2026 forecast shows daily high temperatures ranging from 85° to 94°, with overnight lows between 67° and 73°. The average high for August is 90° with an average low of 71°. 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 Collbran. See also: September | October | November.