S
M
T
W
T
F
S
30
75°
35°
31
76°
39°
1
69°
44°
2
61°
43°
3
61°
40°
4
57°
36°
5
65°
35°
6
68°
43°
7
72°
32°
8
77°
32°
9
81°
39°
10
83°
45°
11
77°
43°
12
76°
40°
13
68°
36°
14
69°
28°
15
73°
30°
16
69°
38°
17
64°
36°
18
66°
28°
19
70°
31°
20
72°
35°
21
74°
39°
22
74°
35°
23
75°
32°
24
77°
35°
25
69°
41°
26
71°
43°
27
67°
39°
28
63°
32°
29
71°
31°
30
75°
31°
1
80°
32°
2
81°
36°
3
88°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Markleeville
Markleeville's September 2026 forecast shows daily high temperatures ranging from 88° to 88°, with overnight lows between 47° and 47°. The average high for September is 88° with an average low of 47°. 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 Markleeville. See also: October | November | December.