S
M
T
W
T
F
S
28
71°
62°
29
73°
62°
30
71°
64°
1
71°
63°
2
73°
63°
3
73°
62°
4
76°
62°
5
75°
65°
6
75°
64°
7
75°
65°
8
76°
65°
9
75°
65°
10
76°
64°
11
74°
65°
12
76°
65°
13
78°
64°
14
80°
68°
15
82°
67°
16
85°
68°
17
82°
68°
18
84°
66°
19
82°
67°
20
78°
63°
21
81°
67°
22
82°
67°
23
82°
68°
24
81°
68°
25
82°
67°
26
82°
68°
27
81°
67°
28
81°
67°
29
80°
66°
30
82°
67°
31
81°
67°
1
80°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Westchester
Westchester's July 2026 forecast shows daily high temperatures ranging from 74° to 85°, with overnight lows between 63° and 68°. The average high for July is 80° 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 Westchester. See also: August | September | October.