S
M
T
W
T
F
S
28
85°
62°
29
88°
64°
30
89°
65°
1
94°
68°
2
99°
74°
3
99°
78°
4
93°
73°
5
81°
70°
6
69°
61°
7
66°
59°
8
84°
63°
9
86°
70°
10
86°
65°
11
84°
60°
12
82°
62°
13
84°
64°
14
88°
66°
15
82°
63°
16
82°
63°
17
84°
64°
18
83°
65°
19
81°
64°
20
80°
63°
21
78°
61°
22
79°
60°
23
80°
60°
24
83°
61°
25
84°
63°
26
85°
65°
27
85°
66°
28
86°
67°
29
86°
67°
30
85°
66°
31
84°
67°
1
84°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in New Britain
New Britain's July 2026 forecast shows daily high temperatures ranging from 66° to 88°, with overnight lows between 59° and 70°. The average high for July is 83° with an average low of 64°. 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 New Britain. See also: August | September | October.