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
100°
72°
5
92°
71°
6
75°
67°
7
74°
65°
8
84°
67°
9
86°
68°
10
88°
69°
11
87°
66°
12
81°
65°
13
83°
63°
14
81°
62°
15
86°
64°
16
87°
67°
17
89°
64°
18
84°
65°
19
87°
67°
20
82°
62°
21
81°
62°
22
81°
63°
23
82°
63°
24
84°
64°
25
84°
64°
26
87°
65°
27
85°
68°
28
88°
69°
29
87°
69°
30
88°
68°
31
87°
69°
1
87°
69°
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 74° to 100°, with overnight lows between 62° and 72°. The average high for July is 85° 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.