S
M
T
W
T
F
S
26
95°
75°
27
87°
77°
28
92°
78°
29
89°
78°
30
86°
74°
31
91°
78°
1
89°
77°
2
84°
76°
3
88°
76°
4
92°
73°
5
90°
75°
6
92°
72°
7
91°
72°
8
93°
75°
9
94°
75°
10
93°
74°
11
94°
76°
12
93°
75°
13
95°
76°
14
96°
75°
15
95°
74°
16
95°
75°
17
93°
74°
18
94°
75°
19
93°
75°
20
92°
76°
21
92°
75°
22
90°
75°
23
90°
76°
24
91°
75°
25
92°
75°
26
93°
76°
27
92°
76°
28
91°
75°
29
91°
75°
30
92°
76°
31
91°
76°
1
92°
75°
2
91°
76°
3
92°
76°
4
89°
75°
5
89°
75°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Haines City
Haines City's August 2026 forecast shows daily high temperatures ranging from 89° to 96°, with overnight lows between 74° and 76°. The average high for August is 92° with an average low of 75°. 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 Haines City. See also: September | October | November.