S
M
T
W
T
F
S
26
92°
72°
27
92°
71°
28
92°
74°
29
85°
66°
30
86°
65°
31
83°
65°
1
79°
68°
2
81°
68°
3
86°
66°
4
88°
64°
5
78°
66°
6
85°
71°
7
93°
70°
8
92°
75°
9
91°
68°
10
96°
75°
11
96°
75°
12
94°
73°
13
91°
73°
14
93°
77°
15
95°
75°
16
95°
79°
17
88°
72°
18
86°
82°
19
84°
68°
20
87°
73°
21
88°
73°
22
86°
75°
23
84°
64°
24
82°
68°
25
84°
72°
26
88°
66°
27
88°
70°
28
87°
66°
29
88°
63°
30
93°
66°
31
95°
72°
1
99°
73°
2
98°
73°
3
99°
73°
4
100°
73°
5
102°
75°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Newburgh
Newburgh's August 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for August is ° with an average low of °. 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 Newburgh. See also: September | October | November.