S
M
T
W
T
F
S
28
81°
65°
29
85°
64°
30
87°
66°
1
93°
70°
2
98°
79°
3
97°
76°
4
92°
71°
5
79°
67°
6
67°
63°
7
70°
61°
8
84°
61°
9
85°
68°
10
83°
71°
11
83°
65°
12
84°
64°
13
84°
62°
14
90°
70°
15
90°
74°
16
92°
68°
17
87°
69°
18
78°
69°
19
86°
65°
20
84°
65°
21
84°
64°
22
84°
63°
23
82°
62°
24
81°
63°
25
83°
62°
26
82°
64°
27
83°
62°
28
82°
65°
29
84°
64°
30
81°
64°
31
81°
68°
1
84°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Hartsdale
Hartsdale's July 2026 forecast shows daily high temperatures ranging from 78° to 92°, with overnight lows between 62° and 69°. The average high for July is 83° 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 Hartsdale. See also: August | September | October.