S
M
T
W
T
F
S
26
97°
75°
27
96°
75°
28
97°
74°
29
98°
76°
30
94°
74°
31
96°
74°
1
82°
67°
2
87°
63°
3
91°
66°
4
96°
69°
5
97°
73°
6
98°
76°
7
94°
73°
8
98°
68°
9
97°
70°
10
98°
74°
11
99°
74°
12
100°
77°
13
102°
77°
14
102°
76°
15
100°
73°
16
103°
77°
17
89°
72°
18
104°
70°
19
107°
78°
20
103°
76°
21
101°
72°
22
93°
67°
23
94°
67°
24
85°
70°
25
99°
70°
26
99°
69°
27
96°
65°
28
95°
63°
29
95°
70°
30
99°
74°
31
98°
72°
1
97°
71°
2
99°
73°
3
100°
74°
4
99°
73°
5
98°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Lake Frances
Lake Frances's August 2026 forecast shows daily high temperatures ranging from 95° to 100°, with overnight lows between 63° and 74°. The average high for August is 98° with an average low of 71°. 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 Lake Frances. See also: September | October | November.