S
M
T
W
T
F
S
28
81°
68°
29
88°
68°
30
88°
72°
1
90°
70°
2
91°
68°
3
91°
72°
4
82°
68°
5
86°
68°
6
84°
68°
7
84°
68°
8
82°
70°
9
77°
70°
10
77°
68°
11
77°
68°
12
81°
68°
13
82°
64°
14
91°
66°
15
94°
70°
16
95°
72°
17
95°
72°
18
88°
68°
19
84°
68°
20
84°
66°
21
81°
64°
22
79°
65°
23
80°
66°
24
82°
66°
25
83°
67°
26
84°
64°
27
87°
68°
28
87°
67°
29
85°
63°
30
82°
67°
31
82°
67°
1
83°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Newtown
Newtown's July 2026 forecast shows daily high temperatures ranging from 79° to 95°, with overnight lows between 63° and 72°. The average high for July is 85° with an average low of 67°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Newtown. See also: August | September | October.