Portland, OR. Wind Speed Portland, OR. Hourly Average Wind Speed For 1980 to 1983 Latitude: 45.65 degrees Longitude: 122.67 degrees Altitude: 135 meters Mon\Hr 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 Avg Jan 1.4 1.4 1.3 1.3 1.3 1.2 1.3 1.3 1.4 1.4 1.7 2.0 2.1 2.2 2.1 2.0 1.7 1.7 1.6 1.7 1.7 1.6 1.5 1.5 1.6 Feb 2.1 2.1 2.2 2.0 2.0 2.0 2.1 2.0 2.0 2.2 2.4 2.7 2.9 2.9 2.9 2.8 2.7 2.5 2.2 2.0 1.9 1.9 1.9 1.9 2.3 Mar 1.7 1.7 1.8 1.8 1.8 1.7 1.8 1.8 2.2 2.5 2.7 2.7 2.8 2.8 2.8 2.7 2.6 2.3 2.1 2.0 2.0 1.8 1.9 1.8 2.2 Apr 1.5 1.4 1.4 1.3 1.1 1.0 1.3 1.6 2.0 2.2 2.3 2.5 2.8 2.8 3.0 3.2 3.0 2.8 2.5 2.4 2.3 2.2 1.9 1.6 2.1 May 1.4 1.3 1.1 1.1 1.0 1.1 1.3 1.5 1.6 1.8 2.0 2.3 2.5 2.6 2.8 3.1 3.2 3.3 3.2 2.8 2.5 2.3 2.0 1.7 2.0 Jun 1.3 1.2 1.2 1.2 1.1 1.3 1.5 1.7 1.8 1.9 2.1 2.1 2.2 2.3 2.5 2.7 2.9 2.9 2.8 2.5 2.2 1.9 1.7 1.6 1.9 Jul 1.8 1.5 1.3 1.2 1.3 1.2 1.6 1.7 1.8 1.9 2.1 2.3 2.4 2.6 2.8 3.1 3.4 3.5 3.6 3.2 2.8 2.7 2.5 2.3 2.3 Aug 1.6 1.2 1.2 1.1 1.1 1.0 1.2 1.5 1.6 1.7 1.8 2.0 2.2 2.4 2.7 2.9 3.0 3.3 3.0 2.7 2.7 2.5 2.1 1.8 2.0 Sep 1.1 1.1 1.0 1.0 0.9 0.9 0.9 1.2 1.6 1.8 2.0 2.2 2.4 2.6 2.7 2.9 2.9 2.6 2.2 2.1 2.0 1.8 1.5 1.3 1.8 Oct 1.1 1.0 0.9 0.9 1.0 1.1 1.0 1.2 1.4 1.8 2.0 2.2 2.3 2.3 2.4 2.3 2.0 1.4 1.4 1.4 1.2 1.2 1.1 1.2 1.5 Nov 1.6 1.6 1.7 1.6 1.7 1.7 1.8 1.9 1.8 2.0 2.3 2.6 2.9 2.8 2.7 2.5 2.2 2.0 1.9 1.8 1.6 1.8 1.8 1.6 2.0 Dec 1.7 1.6 1.6 1.6 1.6 1.7 1.7 1.6 1.6 1.7 1.9 2.1 2.1 2.2 2.1 2.1 1.9 1.9 1.7 1.7 1.6 1.6 1.7 1.6 1.8 Values in Meters/second Portland, OR. Daily Average Wind Speed For 1980 to 1983 Latitude: 45.65 degrees Longitude: 122.67 degrees Altitude: 135 meters Year\Mth Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Yearly 1980 ---- ---- ---- ---- ---- ---- ---- 2.21 1.71 1.39 1.93 1.55 ---- 1981 1.05 1.82 ---- ---- 1.78 1.96 2.45 2.01 1.88 1.67 2.15 1.75 ---- 1982 1.75 2.58 2.08 2.54 2.37 1.89 2.51 1.85 1.70 1.46 1.91 2.05 2.05 1983 2.00 2.22 2.16 1.64 1.92 1.95 1.78 2.02 1.80 0.90* ---- ---- ---- Average 1.60 2.21 2.12 2.09 2.02 1.93 2.24 2.02 1.77 1.35 2.00 1.78 1.93 % SD 31 17 3 30 15 2 18 7 5 24 7 14 Values in average daily Meters/second * Less th