S
M
T
W
T
F
S
28
92°
76°
29
92°
77°
30
93°
76°
1
92°
73°
2
93°
70°
3
93°
75°
4
91°
72°
5
88°
66°
6
89°
66°
7
90°
68°
8
94°
72°
9
92°
72°
10
86°
69°
11
89°
70°
12
88°
68°
13
89°
70°
14
90°
71°
15
92°
70°
16
93°
72°
17
92°
71°
18
91°
70°
19
96°
76°
20
96°
76°
21
96°
76°
22
95°
74°
23
94°
74°
24
94°
73°
25
93°
74°
26
94°
74°
27
95°
75°
28
95°
75°
29
94°
76°
30
96°
76°
31
96°
75°
1
95°
75°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Deerfield
Deerfield's July 2026 forecast shows daily high temperatures ranging from 86° to 96°, with overnight lows between 66° and 76°. The average high for July is 93° with an average low of 72°. 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 Deerfield. See also: August | September | October.