S
M
T
W
T
F
S
26
67°
56°
27
70°
55°
28
70°
52°
29
66°
52°
30
69°
56°
31
70°
57°
1
72°
57°
2
72°
56°
3
69°
48°
4
68°
51°
5
67°
54°
6
68°
56°
7
72°
53°
8
71°
50°
9
69°
51°
10
67°
56°
11
73°
51°
12
71°
50°
13
67°
52°
14
68°
52°
15
67°
49°
16
67°
49°
17
65°
52°
18
66°
52°
19
69°
50°
20
70°
49°
21
67°
52°
22
67°
50°
23
68°
51°
24
66°
53°
25
69°
50°
26
71°
49°
27
68°
48°
28
63°
52°
29
66°
55°
30
69°
55°
31
71°
54°
1
71°
49°
2
70°
49°
3
65°
50°
4
65°
52°
5
68°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in New Chelsea
New Chelsea's August 2026 forecast shows daily high temperatures ranging from 63° to 73°, with overnight lows between 47° and 57°. The average high for August is 68° with an average low of 52°. 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 New Chelsea. See also: September | October | November.