S
M
T
W
T
F
S
30
72°
60°
31
72°
57°
1
74°
61°
2
76°
67°
3
81°
59°
4
78°
54°
5
74°
53°
6
74°
59°
7
74°
55°
8
70°
54°
9
73°
58°
10
74°
55°
11
70°
56°
12
69°
54°
13
67°
52°
14
66°
53°
15
66°
56°
16
71°
56°
17
69°
52°
18
62°
49°
19
63°
52°
20
71°
56°
21
72°
56°
22
72°
57°
23
71°
54°
24
70°
53°
25
69°
52°
26
69°
53°
27
70°
54°
28
70°
51°
29
67°
49°
30
61°
45°
1
59°
49°
2
65°
51°
3
67°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Yarker
Yarker's September 2026 forecast shows daily high temperatures ranging from 59° to 81°, with overnight lows between 45° and 67°. The average high for September is 70° with an average low of 54°. 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 Yarker. See also: October | November | December.