S
M
T
W
T
F
S
26
77°
57°
27
79°
56°
28
81°
58°
29
82°
58°
30
81°
59°
31
81°
59°
1
80°
58°
2
75°
54°
3
74°
51°
4
74°
51°
5
76°
56°
6
78°
57°
7
79°
57°
8
80°
58°
9
81°
58°
10
80°
57°
11
81°
57°
12
81°
56°
13
79°
58°
14
83°
56°
15
84°
56°
16
81°
57°
17
80°
58°
18
82°
58°
19
79°
56°
20
79°
49°
21
76°
47°
22
73°
48°
23
74°
52°
24
79°
51°
25
76°
46°
26
72°
48°
27
73°
47°
28
71°
47°
29
72°
45°
30
72°
45°
31
71°
44°
1
70°
44°
2
71°
46°
3
72°
47°
4
70°
48°
5
70°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Groveton
Groveton's August 2026 forecast shows daily high temperatures ranging from 70° to 84°, with overnight lows between 44° and 59°. The average high for August is 77° with an average low of 53°. 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 Groveton. See also: September | October | November.