S
M
T
W
T
F
S
28
87°
66°
29
91°
68°
30
98°
78°
1
100°
81°
2
98°
83°
3
98°
71°
4
91°
71°
5
86°
73°
6
82°
71°
7
83°
71°
8
89°
68°
9
90°
72°
10
86°
73°
11
86°
71°
12
87°
68°
13
90°
69°
14
92°
72°
15
92°
70°
16
90°
65°
17
88°
69°
18
84°
67°
19
78°
64°
20
79°
61°
21
77°
62°
22
73°
60°
23
74°
59°
24
80°
62°
25
77°
61°
26
81°
64°
27
80°
63°
28
78°
64°
29
77°
61°
30
77°
66°
31
78°
66°
1
81°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Northfield
Northfield's July 2026 forecast shows daily high temperatures ranging from 73° to 92°, with overnight lows between 59° and 72°. The average high for July is 81° with an average low of 64°. 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 Northfield. See also: August | September | October.