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45.36568, -122.61231

Normals for September

Temp ( °F °C ) Precip ( " mm ) Degree Days
Min Max Avg MTD YTD Heating Cooling
1 56 13 82 28 69 20 0.03 undefined 25.04 undefined 0.7 4.3
2 55 13 82 28 69 20 0.07 undefined 25.08 undefined 0.8 4.2
3 55 13 81 27 68 20 0.11 undefined 25.12 undefined 0.8 4.1
4 55 13 81 27 68 20 0.15 undefined 25.16 undefined 0.9 4
5 55 13 81 27 68 20 0.19 undefined 25.2 undefined 1 3.9
6 55 13 81 27 68 20 0.24 undefined 25.25 undefined 1 3.8
7 55 13 81 27 68 20 0.29 undefined 25.3 undefined 1.1 3.6
8 54 12 80 27 67 20 0.33 undefined 25.34 undefined 1.2 3.5
9 54 12 80 27 67 20 0.37 undefined 25.38 undefined 1.3 3.4
10 54 12 80 27 67 19 0.42 undefined 25.43 undefined 1.3 3.3
11 54 12 80 26 67 19 0.47 undefined 25.48 undefined 1.4 3.1
12 54 12 79 26 67 19 0.52 undefined 25.53 undefined 1.5 3
13 54 12 79 26 66 19 0.56 undefined 25.57 undefined 1.6 2.8
14 53 12 79 26 66 19 0.61 undefined 25.62 undefined 1.7 2.7
15 53 12 79 26 66 19 0.66 undefined 25.67 undefined 1.8 2.6
16 53 12 78 26 66 19 0.7 undefined 25.71 undefined 2 2.5
17 53 12 78 25 65 19 0.75 undefined 25.76 undefined 2.1 2.4
18 53 11 78 25 65 18 0.8 undefined 25.81 undefined 2.2 2.2
19 52 11 77 25 65 18 0.86 undefined 25.87 undefined 2.4 2.1
20 52 11 77 25 65 18 0.91 undefined 25.92 undefined 2.5 2
21 52 11 77 25 64 18 0.97 undefined 25.98 undefined 2.7 1.8
22 52 11 76 25 64 18 1.03 undefined 26.04 undefined 2.8 1.7
23 52 11 76 24 64 18 1.09 undefined 26.1 undefined 3 1.6
24 51 11 75 24 63 17 1.15 undefined 26.16 undefined 3.2 1.5
25 51 11 75 24 63 17 1.21 undefined 26.22 undefined 3.4 1.4
26 51 10 74 24 63 17 1.29 undefined 26.3 undefined 3.7 1.3
27 51 10 74 23 62 17 1.37 undefined 26.38 undefined 3.9 1.2
28 50 10 74 23 62 17 1.46 undefined 26.47 undefined 4.1 1.1
29 50 10 73 23 62 17 1.55 undefined 26.56 undefined 4.3 1
30 50 10 73 23 61 16 1.64 undefined 26.65 undefined 4.5 0.8

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