S
M
T
W
T
F
S
28
82°
63°
29
86°
61°
30
86°
62°
1
92°
69°
2
96°
73°
3
97°
74°
4
93°
70°
5
80°
66°
6
66°
62°
7
69°
60°
8
80°
64°
9
83°
69°
10
88°
68°
11
84°
62°
12
83°
64°
13
87°
66°
14
87°
65°
15
84°
66°
16
84°
64°
17
83°
67°
18
85°
66°
19
82°
65°
20
81°
64°
21
80°
62°
22
80°
61°
23
82°
62°
24
84°
62°
25
84°
63°
26
86°
64°
27
85°
67°
28
87°
68°
29
87°
68°
30
86°
67°
31
85°
67°
1
86°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Lewisboro
Lewisboro's July 2026 forecast shows daily high temperatures ranging from 69° to 88°, with overnight lows between 60° and 69°. The average high for July is 84° with an average low of 65°. 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 Lewisboro. See also: August | September | October.