S
M
T
W
T
F
S
26
103°
74°
27
107°
77°
28
105°
74°
29
102°
74°
30
103°
72°
31
105°
70°
1
96°
69°
2
95°
66°
3
102°
68°
4
101°
73°
5
99°
71°
6
98°
74°
7
100°
68°
8
97°
65°
9
99°
68°
10
99°
67°
11
102°
70°
12
101°
72°
13
100°
73°
14
101°
71°
15
99°
73°
16
98°
71°
17
97°
70°
18
100°
68°
19
104°
71°
20
103°
74°
21
101°
71°
22
103°
71°
23
103°
70°
24
105°
70°
25
104°
71°
26
101°
70°
27
97°
68°
28
97°
72°
29
101°
72°
30
102°
72°
31
104°
72°
1
101°
71°
2
100°
71°
3
99°
69°
4
98°
70°
5
96°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Roswell
Roswell's August 2026 forecast shows daily high temperatures ranging from 96° to 105°, with overnight lows between 68° and 72°. The average high for August is 100° with an average low of 71°. 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 Roswell. See also: September | October | November.