S
M
T
W
T
F
S
30
81°
54°
31
84°
55°
1
84°
55°
2
85°
54°
3
84°
54°
4
84°
57°
5
83°
56°
6
84°
57°
7
84°
58°
8
83°
55°
9
82°
55°
10
78°
58°
11
83°
57°
12
79°
55°
13
78°
55°
14
75°
52°
15
76°
52°
16
82°
52°
17
77°
53°
18
Hist. Avg.
79°
57°
19
Hist. Avg.
79°
57°
20
Hist. Avg.
79°
57°
21
Hist. Avg.
79°
57°
22
Hist. Avg.
79°
56°
23
Hist. Avg.
79°
56°
24
Hist. Avg.
79°
56°
25
Hist. Avg.
79°
56°
26
Hist. Avg.
78°
56°
27
Hist. Avg.
78°
56°
28
Hist. Avg.
78°
56°
29
Hist. Avg.
78°
56°
30
Hist. Avg.
78°
56°
1
Hist. Avg.
78°
56°
2
Hist. Avg.
78°
56°
3
Hist. Avg.
78°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Moraga
Moraga's September 2026 forecast shows daily high temperatures ranging from 75° to 85°, with overnight lows between 52° and 58°. The average high for September is 81° with an average low of 55°. 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 Moraga. See also: October | November | December.