S
M
T
W
T
F
S
28
82°
60°
29
79°
62°
30
85°
62°
1
86°
63°
2
87°
62°
3
82°
60°
4
83°
62°
5
84°
56°
6
79°
54°
7
79°
59°
8
82°
62°
9
82°
59°
10
83°
56°
11
83°
55°
12
80°
59°
13
79°
55°
14
80°
56°
15
83°
59°
16
85°
55°
17
84°
55°
18
86°
55°
19
Hist. Avg.
83°
61°
20
Hist. Avg.
83°
61°
21
Hist. Avg.
83°
61°
22
Hist. Avg.
82°
61°
23
Hist. Avg.
82°
61°
24
Hist. Avg.
82°
61°
25
Hist. Avg.
82°
61°
26
Hist. Avg.
82°
61°
27
Hist. Avg.
82°
61°
28
Hist. Avg.
82°
61°
29
Hist. Avg.
82°
61°
30
Hist. Avg.
82°
61°
31
Hist. Avg.
82°
61°
1
Hist. Avg.
82°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in Napoleon
Napoleon's July 2026 forecast shows daily high temperatures ranging from 79° to 87°, with overnight lows between 54° and 63°. The average high for July is 83° with an average low of 58°. 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.