S
M
T
W
T
F
S
30
77°
52°
31
75°
46°
1
68°
46°
2
67°
47°
3
69°
49°
4
67°
51°
5
71°
53°
6
72°
45°
7
72°
46°
8
75°
47°
9
76°
48°
10
76°
49°
11
82°
50°
12
79°
49°
13
76°
48°
14
75°
45°
15
80°
50°
16
78°
50°
17
78°
49°
18
77°
49°
19
74°
45°
20
73°
44°
21
73°
47°
22
76°
48°
23
76°
47°
24
67°
39°
25
64°
38°
26
64°
39°
27
63°
37°
28
65°
38°
29
66°
39°
30
69°
43°
1
64°
38°
2
64°
40°
3
69°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Wawona
Wawona's September 2026 forecast shows daily high temperatures ranging from 63° to 82°, with overnight lows between 37° and 53°. The average high for September is 72° with an average low of 45°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Wawona. See also: October | November | December.