S
M
T
W
T
F
S
28
84°
62°
29
84°
60°
30
79°
59°
1
84°
64°
2
85°
57°
3
82°
57°
4
81°
59°
5
81°
62°
6
87°
63°
7
89°
62°
8
86°
65°
9
82°
62°
10
88°
59°
11
87°
60°
12
80°
59°
13
81°
58°
14
82°
60°
15
83°
68°
16
83°
65°
17
87°
64°
18
Hist. Avg.
86°
64°
19
Hist. Avg.
86°
64°
20
Hist. Avg.
86°
64°
21
Hist. Avg.
86°
64°
22
Hist. Avg.
86°
64°
23
Hist. Avg.
86°
64°
24
Hist. Avg.
86°
64°
25
Hist. Avg.
86°
64°
26
Hist. Avg.
86°
64°
27
Hist. Avg.
85°
64°
28
Hist. Avg.
85°
64°
29
Hist. Avg.
85°
64°
30
Hist. Avg.
85°
64°
31
Hist. Avg.
85°
63°
1
Hist. Avg.
85°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in Morris Plains
Morris Plains's July 2026 forecast shows daily high temperatures ranging from 79° to 89°, with overnight lows between 57° and 68°. The average high for July is 84° with an average low of 61°. 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 Morris Plains. See also: August | September | October.