S
M
T
W
T
F
S
26
76°
55°
27
72°
54°
28
72°
54°
29
74°
55°
30
77°
56°
31
78°
56°
1
76°
55°
2
69°
54°
3
74°
55°
4
73°
54°
5
77°
55°
6
77°
55°
7
75°
50°
8
74°
52°
9
77°
48°
10
71°
46°
11
67°
44°
12
68°
45°
13
71°
46°
14
75°
48°
15
73°
52°
16
67°
53°
17
76°
51°
18
75°
52°
19
70°
51°
20
74°
50°
21
71°
44°
22
69°
48°
23
70°
51°
24
74°
52°
25
74°
42°
26
67°
41°
27
65°
39°
28
67°
40°
29
67°
41°
30
69°
43°
31
71°
46°
1
70°
46°
2
71°
44°
3
70°
46°
4
71°
46°
5
70°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Ashmont
Ashmont's August 2026 forecast shows daily high temperatures ranging from 65° to 78°, with overnight lows between 39° and 56°. The average high for August is 72° with an average low of 49°. 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 Ashmont. See also: September | October | November.