S
M
T
W
T
F
S
26
78°
54°
27
80°
55°
28
80°
55°
29
75°
57°
30
75°
54°
31
80°
57°
1
80°
58°
2
81°
59°
3
81°
59°
4
80°
58°
5
81°
58°
6
81°
59°
7
82°
59°
8
82°
58°
9
72°
54°
10
71°
54°
11
71°
51°
12
72°
52°
13
72°
53°
14
77°
56°
15
77°
54°
16
74°
54°
17
72°
48°
18
75°
48°
19
78°
49°
20
80°
50°
21
79°
50°
22
78°
55°
23
80°
54°
24
71°
56°
25
79°
50°
26
72°
45°
27
70°
47°
28
69°
50°
29
70°
51°
30
68°
46°
31
70°
53°
1
74°
55°
2
78°
50°
3
80°
54°
4
77°
46°
5
68°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Snoqualmie Falls
Snoqualmie Falls's August 2026 forecast shows daily high temperatures ranging from 68° to 82°, with overnight lows between 45° and 59°. The average high for August is 76° with an average low of 53°. 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 Snoqualmie Falls. See also: September | October | November.
