S
M
T
W
T
F
S
26
98°
74°
27
95°
74°
28
95°
74°
29
92°
76°
30
93°
73°
31
92°
74°
1
86°
77°
2
83°
73°
3
82°
73°
4
91°
73°
5
88°
71°
6
92°
72°
7
89°
70°
8
89°
74°
9
94°
74°
10
94°
75°
11
95°
72°
12
95°
74°
13
95°
72°
14
96°
74°
15
94°
74°
16
95°
75°
17
96°
77°
18
97°
74°
19
97°
74°
20
93°
74°
21
91°
75°
22
89°
74°
23
91°
73°
24
95°
74°
25
92°
73°
26
91°
72°
27
90°
73°
28
88°
73°
29
89°
71°
30
88°
70°
31
90°
72°
1
89°
71°
2
87°
73°
3
88°
73°
4
89°
73°
5
91°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Gainesville
Gainesville's August 2026 forecast shows daily high temperatures ranging from 87° to 97°, with overnight lows between 70° and 75°. The average high for August is 90° 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 Gainesville. See also: September | October | November.