S
M
T
W
T
F
S
26
78°
59°
27
81°
58°
28
78°
62°
29
78°
58°
30
76°
59°
31
76°
62°
1
78°
60°
2
80°
63°
3
81°
63°
4
80°
62°
5
77°
59°
6
75°
57°
7
76°
61°
8
79°
61°
9
75°
62°
10
78°
58°
11
75°
55°
12
75°
58°
13
79°
62°
14
81°
58°
15
74°
54°
16
73°
54°
17
74°
58°
18
74°
61°
19
75°
62°
20
80°
62°
21
78°
61°
22
78°
60°
23
75°
60°
24
84°
54°
25
78°
58°
26
83°
55°
27
77°
53°
28
74°
52°
29
71°
51°
30
70°
51°
31
71°
52°
1
73°
55°
2
73°
60°
3
72°
61°
4
81°
59°
5
82°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in New Hartford
New Hartford's August 2026 forecast shows daily high temperatures ranging from 70° to 84°, with overnight lows between 51° and 63°. The average high for August is 77° with an average low of 58°. 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 Hartford. See also: September | October | November.