Oregon September-December Average Temperature
Degrees Fahrenheit
1901-2000
-99
189512
41.1
-2.6
189612
42.5
-1.2
189712
42.7
-1.0
189812
40.8
-2.9
189912
43.0
-0.7
190012
43.3
-0.4
190112
44.1
0.4
190212
42.6
-1.1
190312
43.3
-0.4
190412
45.0
1.3
190512
41.4
-2.3
190612
44.6
0.9
190712
44.9
1.2
190812
42.6
-1.1
190912
42.3
-1.4
191012
43.4
-0.3
191112
41.0
-2.7
191212
41.3
-2.4
191312
42.4
-1.3
191412
41.4
-2.3
191512
43.0
-0.7
191612
40.1
-3.6
191712
46.9
3.2
191812
43.8
0.1
191912
39.5
-4.2
192012
42.5
-1.2
192112
42.8
-0.9
192212
42.5
-1.2
192312
43.5
-0.2
192412
40.9
-2.8
192512
43.5
-0.2
192612
43.3
-0.4
192712
42.9
-0.8
192812
42.7
-1.0
192912
44.0
0.3
193012
41.7
-2.0
193112
41.5
-2.2
193212
43.3
-0.4
193312
45.7
2.0
193412
45.3
1.6
193512
42.5
-1.2
193612
43.6
-0.1
193712
46.6
2.9
193812
44.2
0.5
193912
46.1
2.4
194012
44.4
0.7
194112
43.8
0.1
194212
45.0
1.3
194312
45.2
1.5
194412
44.2
0.5
194512
43.5
-0.2
194612
42.2
-1.5
194712
44.5
0.8
194812
41.1
-2.6
194912
44.1
0.4
195012
46.4
2.7
195112
42.7
-1.0
195212
44.4
0.7
195312
46.4
2.7
195412
43.7
0.0
195512
43.3
-0.4
195612
43.3
-0.4
195712
44.3
0.6
195812
46.3
2.6
195912
43.3
-0.4
196012
44.2
0.5
196112
42.0
-1.7
196212
45.9
2.2
196312
46.1
2.4
196412
43.4
-0.3
196512
44.3
0.6
196612
45.8
2.1
196712
45.2
1.5
196812
43.6
-0.1
196912
44.2
0.5
197012
42.2
-1.5
197112
41.5
-2.2
197212
41.5
-2.2
197312
44.7
1.0
197412
45.4
1.7
197512
44.6
0.9
197612
45.4
1.7
197712
44.4
0.7
197812
41.4
-2.3
197912
45.8
2.1
198012
45.7
2.0
198112
45.1
1.4
198212
42.3
-1.4
198312
43.1
-0.6
198412
41.3
-2.4
198512
38.1
-5.6
198612
43.5
-0.2
198712
45.9
2.2
198812
45.7
2.0
198912
45.0
1.3
199012
43.1
-0.6
199112
46.2
2.5
199212
43.5
-0.2
199312
44.2
0.5
199412
42.8
-0.9
199512
46.3
2.6
199612
44.3
0.6
199712
44.8
1.1
199812
44.4
0.7
199912
46.6
2.9
200012
43.0
-0.7
200112
45.4
1.7
200212
45.4
1.7
200312
45.5
1.8
200412
44.6
0.9
200512
43.6
-0.1
200612
44.5
0.8
200712
43.1
-0.6
200812
45.2
1.5