S
M
T
W
T
F
S
28
82°
66°
29
87°
62°
30
89°
67°
1
96°
73°
2
101°
78°
3
101°
74°
4
99°
71°
5
88°
71°
6
75°
66°
7
74°
64°
8
85°
62°
9
79°
69°
10
86°
68°
11
82°
63°
12
88°
62°
13
87°
65°
14
94°
69°
15
94°
68°
16
90°
67°
17
91°
69°
18
86°
68°
19
82°
65°
20
85°
65°
21
85°
66°
22
84°
66°
23
83°
65°
24
88°
66°
25
84°
63°
26
83°
65°
27
87°
69°
28
87°
69°
29
86°
68°
30
85°
68°
31
82°
66°
1
84°
68°
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 82° to 94°, with overnight lows between 62° and 69°. The average high for July is 86° with an average low of 66°. 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.