S
M
T
W
T
F
S
26
78°
58°
27
74°
57°
28
78°
59°
29
79°
59°
30
79°
60°
31
81°
60°
1
81°
59°
2
79°
60°
3
81°
59°
4
77°
58°
5
76°
58°
6
81°
59°
7
79°
56°
8
73°
54°
9
73°
53°
10
74°
58°
11
73°
58°
12
75°
57°
13
80°
60°
14
81°
58°
15
79°
57°
16
74°
57°
17
74°
50°
18
79°
57°
19
77°
55°
20
79°
56°
21
80°
54°
22
75°
53°
23
74°
52°
24
74°
51°
25
76°
52°
26
76°
52°
27
75°
48°
28
78°
53°
29
78°
54°
30
77°
54°
31
78°
55°
1
78°
54°
2
77°
46°
3
74°
44°
4
68°
48°
5
69°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Bear Lake
Bear Lake's August 2026 forecast shows daily high temperatures ranging from 68° to 81°, with overnight lows between 44° and 60°. The average high for August is 77° with an average low of 55°. 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 Bear Lake. See also: September | October | November.