S
M
T
W
T
F
S
30
75°
51°
31
86°
49°
1
71°
56°
2
61°
51°
3
62°
51°
4
69°
51°
5
74°
51°
6
75°
49°
7
73°
50°
8
72°
48°
9
74°
49°
10
76°
49°
11
76°
48°
12
75°
49°
13
75°
47°
14
74°
45°
15
74°
46°
16
68°
45°
17
68°
44°
18
69°
41°
19
67°
47°
20
67°
43°
21
66°
40°
22
66°
40°
23
65°
39°
24
65°
39°
25
66°
40°
26
68°
40°
27
71°
48°
28
64°
46°
29
65°
41°
30
71°
46°
1
66°
46°
2
63°
43°
3
63°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Yacolt
Yacolt's September 2026 forecast shows daily high temperatures ranging from 61° to 76°, with overnight lows between 39° and 56°. The average high for September is 69° with an average low of 46°. 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 Yacolt. See also: October | November | December.
