S
M
T
W
T
F
S
26
93°
73°
27
95°
73°
28
97°
73°
29
95°
77°
30
91°
70°
31
91°
66°
1
91°
75°
2
81°
68°
3
86°
70°
4
90°
70°
5
N/A
6
90°
70°
7
90°
71°
8
90°
69°
9
92°
71°
10
91°
70°
11
87°
69°
12
89°
70°
13
88°
69°
14
90°
69°
15
92°
70°
16
90°
69°
17
89°
70°
18
91°
69°
19
90°
68°
20
94°
72°
21
93°
72°
22
92°
71°
23
91°
72°
24
92°
72°
25
91°
71°
26
91°
71°
27
90°
70°
28
91°
71°
29
92°
71°
30
90°
70°
31
91°
70°
1
90°
71°
2
91°
71°
3
91°
70°
4
90°
69°
5
90°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Jasper
Jasper's August 2026 forecast shows daily high temperatures ranging from 87° to 94°, with overnight lows between 68° and 72°. The average high for August is 91° with an average low of 70°. 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 Jasper. See also: September | October | November.