S
M
T
W
T
F
S
30
92°
60°
31
91°
58°
1
91°
57°
2
89°
56°
3
88°
55°
4
87°
56°
5
87°
55°
6
88°
59°
7
87°
59°
8
89°
56°
9
88°
55°
10
88°
56°
11
87°
57°
12
87°
61°
13
88°
62°
14
93°
62°
15
93°
61°
16
92°
61°
17
91°
60°
18
92°
62°
19
92°
62°
20
93°
61°
21
91°
58°
22
90°
57°
23
89°
57°
24
87°
58°
25
89°
59°
26
87°
56°
27
83°
59°
28
81°
51°
29
Hist. Avg.
86°
56°
30
Hist. Avg.
85°
56°
1
Hist. Avg.
85°
56°
2
Hist. Avg.
84°
55°
3
Hist. Avg.
84°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Turlock
Turlock's September 2026 forecast shows daily high temperatures ranging from 81° to 93°, with overnight lows between 51° and 62°. The average high for September is 89° with an average low of 58°. 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 Turlock. See also: October | November | December.