S
M
T
W
T
F
S
26
82°
67°
27
87°
64°
28
88°
67°
29
82°
65°
30
84°
58°
31
87°
60°
1
84°
70°
2
82°
67°
3
85°
67°
4
89°
62°
5
88°
68°
6
86°
67°
7
90°
71°
8
91°
71°
9
91°
71°
10
91°
72°
11
86°
65°
12
74°
65°
13
89°
66°
14
88°
69°
15
89°
71°
16
96°
72°
17
85°
66°
18
84°
63°
19
85°
66°
20
78°
55°
21
79°
55°
22
78°
54°
23
82°
58°
24
86°
60°
25
87°
60°
26
83°
59°
27
85°
59°
28
81°
56°
29
79°
53°
30
82°
55°
31
82°
57°
1
85°
60°
2
83°
59°
3
78°
55°
4
76°
50°
5
77°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Georgetown
Georgetown's August 2026 forecast shows daily high temperatures ranging from 76° to 96°, with overnight lows between 50° and 72°. The average high for August is 83° with an average low of 59°. 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 Georgetown. See also: September | October | November.