S
M
T
W
T
F
S
26
99°
74°
27
98°
76°
28
100°
75°
29
99°
74°
30
98°
74°
31
98°
75°
1
100°
76°
2
100°
75°
3
98°
74°
4
97°
75°
5
98°
76°
6
99°
74°
7
96°
73°
8
90°
71°
9
90°
67°
10
91°
69°
11
94°
73°
12
97°
73°
13
98°
75°
14
99°
75°
15
99°
74°
16
98°
75°
17
99°
75°
18
99°
74°
19
98°
75°
20
98°
75°
21
90°
63°
22
89°
72°
23
91°
65°
24
98°
72°
25
91°
70°
26
96°
69°
27
96°
70°
28
95°
70°
29
95°
69°
30
94°
71°
31
95°
71°
1
95°
70°
2
96°
71°
3
95°
71°
4
95°
70°
5
94°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Arapaho
Arapaho's August 2026 forecast shows daily high temperatures ranging from 89° to 100°, with overnight lows between 63° and 76°. The average high for August is 96° with an average low of 72°. 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 Arapaho. See also: September | October | November.