S
M
T
W
T
F
S
30
104°
75°
31
100°
72°
1
102°
72°
2
100°
76°
3
93°
74°
4
100°
73°
5
100°
74°
6
103°
74°
7
102°
73°
8
102°
75°
9
102°
77°
10
91°
70°
11
96°
68°
12
101°
73°
13
98°
75°
14
99°
76°
15
100°
76°
16
99°
76°
17
99°
71°
18
98°
70°
19
97°
69°
20
94°
69°
21
91°
65°
22
90°
68°
23
95°
65°
24
91°
70°
25
92°
66°
26
94°
71°
27
94°
69°
28
92°
65°
29
92°
71°
30
90°
70°
1
73°
65°
2
73°
65°
3
66°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Davis
Davis's September 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Davis. See also: October | November | December.