S
M
T
W
T
F
S
26
92°
79°
27
88°
74°
28
90°
71°
29
90°
77°
30
87°
74°
31
86°
75°
1
86°
75°
2
83°
74°
3
84°
73°
4
89°
72°
5
92°
71°
6
93°
73°
7
91°
72°
8
90°
72°
9
89°
72°
10
91°
73°
11
90°
73°
12
91°
72°
13
88°
73°
14
87°
74°
15
84°
73°
16
86°
72°
17
87°
72°
18
88°
74°
19
89°
74°
20
89°
72°
21
87°
71°
22
88°
72°
23
87°
72°
24
87°
71°
25
88°
72°
26
88°
71°
27
87°
72°
28
87°
71°
29
88°
72°
30
87°
72°
31
87°
73°
1
88°
73°
2
87°
72°
3
87°
73°
4
88°
73°
5
87°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Crystal River
Crystal River's August 2026 forecast shows daily high temperatures ranging from 83° to 93°, with overnight lows between 71° and 75°. The average high for August is 88° with an average low of 73°. 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 Crystal River. See also: September | October | November.