S
M
T
W
T
F
S
30
88°
58°
31
89°
56°
1
88°
58°
2
90°
58°
3
93°
55°
4
88°
53°
5
87°
55°
6
88°
54°
7
87°
53°
8
88°
57°
9
89°
54°
10
88°
53°
11
91°
52°
12
88°
50°
13
Hist. Avg.
90°
54°
14
Hist. Avg.
89°
54°
15
Hist. Avg.
89°
54°
16
Hist. Avg.
89°
54°
17
Hist. Avg.
88°
54°
18
Hist. Avg.
88°
53°
19
Hist. Avg.
88°
53°
20
Hist. Avg.
88°
53°
21
Hist. Avg.
87°
53°
22
Hist. Avg.
87°
53°
23
Hist. Avg.
87°
53°
24
Hist. Avg.
86°
53°
25
Hist. Avg.
86°
52°
26
Hist. Avg.
86°
52°
27
Hist. Avg.
85°
52°
28
Hist. Avg.
85°
52°
29
Hist. Avg.
85°
52°
30
Hist. Avg.
84°
52°
1
Hist. Avg.
84°
51°
2
Hist. Avg.
84°
51°
3
Hist. Avg.
83°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Tracy
Tracy's September 2026 forecast shows daily high temperatures ranging from 87° to 93°, with overnight lows between 50° and 58°. The average high for September is 89° 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 Tracy. See also: October | November | December.