S
M
T
W
T
F
S
26
84°
69°
27
88°
67°
28
85°
67°
29
82°
64°
30
83°
59°
31
87°
61°
1
83°
69°
2
79°
68°
3
N/A
4
88°
68°
5
89°
68°
6
88°
69°
7
85°
68°
8
86°
67°
9
88°
69°
10
89°
69°
11
88°
67°
12
87°
67°
13
86°
67°
14
84°
66°
15
85°
66°
16
83°
62°
17
88°
67°
18
87°
67°
19
89°
66°
20
88°
65°
21
86°
65°
22
87°
64°
23
88°
66°
24
88°
66°
25
84°
65°
26
84°
65°
27
83°
64°
28
82°
63°
29
84°
63°
30
83°
64°
31
84°
63°
1
85°
62°
2
83°
59°
3
79°
58°
4
81°
62°
5
85°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Napoleon
Napoleon's August 2026 forecast shows daily high temperatures ranging from 79° to 89°, with overnight lows between 58° and 69°. The average high for August is 86° with an average low of 65°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Napoleon. See also: September | October | November.
