S
M
T
W
T
F
S
30
75°
35°
31
76°
39°
1
69°
44°
2
72°
49°
3
73°
50°
4
71°
43°
5
76°
45°
6
76°
47°
7
74°
44°
8
76°
50°
9
76°
48°
10
79°
47°
11
78°
46°
12
78°
46°
13
79°
45°
14
81°
48°
15
80°
45°
16
82°
50°
17
82°
50°
18
73°
48°
19
73°
45°
20
75°
46°
21
80°
48°
22
81°
48°
23
78°
47°
24
75°
46°
25
72°
45°
26
76°
46°
27
79°
47°
28
79°
47°
29
78°
46°
30
77°
45°
1
78°
46°
2
78°
46°
3
77°
45°
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 71° to 82°, with overnight lows between 43° and 50°. The average high for September is 77° 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.