S
M
T
W
T
F
S
30
89°
59°
31
82°
60°
1
78°
54°
2
83°
56°
3
83°
59°
4
81°
62°
5
84°
60°
6
86°
59°
7
89°
59°
8
96°
69°
9
100°
70°
10
104°
68°
11
97°
60°
12
91°
60°
13
90°
59°
14
89°
60°
15
91°
62°
16
91°
63°
17
89°
60°
18
88°
59°
19
87°
59°
20
88°
58°
21
83°
59°
22
83°
58°
23
85°
60°
24
88°
58°
25
88°
59°
26
84°
59°
27
88°
61°
28
89°
61°
29
89°
60°
30
88°
60°
1
88°
59°
2
87°
60°
3
87°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Bret Harte
Bret Harte's September 2026 forecast shows daily high temperatures ranging from 83° to 104°, with overnight lows between 58° and 70°. The average high for September is 90° with an average low of 61°. 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 Bret Harte. See also: October | November | December.
