S
M
T
W
T
F
S
28
82°
63°
29
93°
66°
30
95°
73°
1
99°
77°
2
97°
75°
3
94°
72°
4
87°
68°
5
85°
67°
6
82°
63°
7
83°
66°
8
86°
69°
9
87°
67°
10
88°
66°
11
85°
68°
12
85°
65°
13
87°
67°
14
84°
64°
15
85°
64°
16
80°
62°
17
79°
60°
18
81°
64°
19
83°
67°
20
85°
66°
21
85°
67°
22
86°
67°
23
86°
66°
24
85°
66°
25
86°
65°
26
86°
67°
27
87°
67°
28
86°
66°
29
86°
67°
30
87°
66°
31
86°
66°
1
81°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Napoleon
Napoleon's July 2026 forecast shows daily high temperatures ranging from 79° to 97°, with overnight lows between 60° and 75°. The average high for July is 85° 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 Napoleon. See also: August | September | October.