S
M
T
W
T
F
S
26
89°
57°
27
92°
58°
28
92°
56°
29
89°
54°
30
86°
52°
31
85°
52°
1
87°
51°
2
86°
52°
3
86°
52°
4
87°
56°
5
86°
57°
6
89°
57°
7
91°
55°
8
90°
57°
9
90°
57°
10
91°
56°
11
91°
53°
12
88°
54°
13
86°
50°
14
84°
53°
15
84°
53°
16
87°
57°
17
89°
55°
18
87°
55°
19
88°
51°
20
90°
52°
21
88°
51°
22
87°
52°
23
84°
50°
24
82°
51°
25
85°
51°
26
84°
47°
27
80°
46°
28
81°
45°
29
81°
46°
30
82°
45°
31
82°
45°
1
83°
46°
2
84°
48°
3
83°
47°
4
80°
44°
5
87°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Junction
Junction's August 2026 forecast shows daily high temperatures ranging from 80° to 92°, with overnight lows between 44° and 58°. The average high for August is 86° with an average low of 52°. 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 Junction. See also: September | October | November.