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44.53651, -122.90703

Normals for September

Temp ( °F °C ) Precip ( " mm ) Degree Days
Min Max Avg MTD YTD Heating Cooling
1 54 12 84 29 69 20 N/A N/A 0.8 4.4
2 53 12 83 29 68 20 N/A N/A 0.8 4.2
3 53 12 83 28 68 20 N/A N/A 0.9 4.1
4 53 12 83 28 68 20 N/A N/A 1 4
5 53 12 83 28 68 20 N/A N/A 1 3.9
6 53 12 83 28 68 20 N/A N/A 1.1 3.7
7 53 11 82 28 67 20 N/A N/A 1.2 3.6
8 52 11 82 28 67 20 N/A N/A 1.3 3.4
9 52 11 82 28 67 19 N/A N/A 1.3 3.2
10 52 11 81 27 67 19 N/A N/A 1.4 3.1
11 52 11 81 27 66 19 N/A N/A 1.5 2.9
12 52 11 81 27 66 19 N/A N/A 1.6 2.7
13 51 11 81 27 66 19 N/A N/A 1.7 2.6
14 51 11 80 27 66 19 N/A N/A 1.8 2.4
15 51 10 80 27 65 19 N/A N/A 2 2.3
16 51 10 79 26 65 18 N/A N/A 2.2 2.2
17 50 10 79 26 65 18 N/A N/A 2.3 2
18 50 10 79 26 64 18 N/A N/A 2.5 1.9
19 50 10 78 26 64 18 N/A N/A 2.6 1.7
20 50 10 78 25 64 18 N/A N/A 2.8 1.5
21 50 10 77 25 63 17 N/A N/A 3 1.4
22 49 10 77 25 63 17 N/A N/A 3.2 1.3
23 49 10 76 25 63 17 N/A N/A 3.4 1.2
24 49 9 76 24 62 17 N/A N/A 3.7 1.1
25 49 9 75 24 62 17 N/A N/A 3.9 1
26 49 9 75 24 62 17 N/A N/A 4.2 0.9
27 48 9 75 24 61 16 N/A N/A 4.4 0.8
28 48 9 74 23 61 16 N/A N/A 4.7 0.7
29 48 9 73 23 61 16 N/A N/A 5 0.6
30 48 9 73 23 60 16 N/A N/A 5.3 0.6

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