Forest Grove, OR. Wind Direction Forest Grove, OR. Hourly Average Wind Direction For 1997 to 2006 Latitude: 45.55 degrees Longitude: 123.08 degrees Altitude: 55 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 201.5 200.0 198.0 196.8 195.0 188.4 189.9 194.8 192.5 186.6 179.3 176.3 173.1 169.3 171.6 177.6 184.4 184.6 192.3 195.3 201.8 201.6 201.9 204.2 189.9 Feb 220.2 212.4 211.4 212.3 210.2 209.1 205.9 198.2 194.3 184.1 174.0 160.2 156.7 158.0 160.8 164.6 164.7 175.2 199.8 208.8 216.7 217.8 227.0 222.3 194.4 Mar 221.4 217.3 211.8 209.4 208.8 208.7 203.8 199.8 187.6 180.3 171.1 166.1 169.2 176.1 179.2 184.9 195.0 205.3 214.6 229.6 225.6 220.9 223.0 221.5 201.3 Apr 235.4 229.0 223.6 218.3 215.8 209.8 197.5 195.8 179.5 171.9 168.1 166.0 170.2 174.5 180.9 188.5 203.4 212.0 227.2 244.0 251.7 242.5 239.9 236.6 207.6 May 240.9 235.1 233.8 225.3 222.9 209.0 208.5 197.3 179.3 167.3 165.3 168.0 174.9 175.3 186.2 192.1 201.4 219.3 230.3 251.1 261.2 255.7 256.4 244.5 212.5 Jun 250.0 244.8 239.4 233.5 222.7 214.5 211.4 210.8 188.0 183.9 172.6 177.0 183.2 185.0 196.0 205.9 221.3 237.0 257.2 267.6 272.0 271.7 264.7 264.3 223.9 Jul 268.2 265.4 255.6 249.6 240.7 228.0 223.5 215.3 188.5 174.0 168.9 176.1 185.9 198.3 209.5 229.6 244.8 259.2 276.5 291.5 293.7 290.3 282.3 277.8 237.2 Aug 264.6 260.3 256.0 242.5 233.7 220.6 211.3 197.4 175.9 166.2 163.4 164.7 174.2 193.4 197.1 221.1 231.4 256.6 275.8 294.7 296.5 290.3 286.1 272.1 231.1 Sep 249.1 236.0 236.3 218.8 215.7 214.4 199.2 186.9 170.1 164.5 154.3 159.5 169.0 184.3 187.3 199.3 209.2 227.9 261.4 269.6 270.2 270.3 265.2 258.4 215.7 Oct 218.5 216.3 214.0 207.4 206.4 205.4 200.3 199.4 192.3 177.6 163.1 166.8 163.5 162.2 159.8 167.3 177.2 208.1 227.4 235.0 236.4 232.1 231.1 228.8 199.8 Nov 209.3 206.5 207.4 202.2 202.0 199.9 199.8 196.5 193.9 196.2 184.0 174.3 179.6 176.0 172.2 176.0 191.6 201.8 199.4 212.2 213.6 211.1 206.0 212.4 196.8 Dec 203.4 204.7 201.4 204.6 200.7 192.9 196.5 194.2 192.6 199.4 194.2 183.0 173.1 171.0 170.4 177.4 179.9 190.8 195.7 205.1 203.3 203.4 205.3 206.1 193.7 Values in Degrees Forest Grove, OR. Daily Average Wind Direction For 1997 to 2006 Latitude: 45.55 degrees Longitude: 123.08 degrees Altitude: 55 meters Year\Mth Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Yearly 1997 194.9 198.7 197.4 204.8 205.2 221.4 236.8 218.5 207.7 203.7 205.5 199.7 207.9 1998 185.2 190.1 211.5 215.1 208.6 214.2 202.0 221.8 211.5 197.9 182.8 188.2 202.4 1999 190.5 189.4 200.5 205.9 210.8 193.3 209.2 215.2 209.2 199.7 190.3 205.7 201.7 2000 197.8 191.6 203.1 207.8 205.0 228.9 249.8 246.4 206.6 205.6 199.3 193.3 211.3 2001 190.3 205.2 206.5 211.2 215.0 226.9 256.6 222.3 224.8 192.1 182.9 190.2 210.4 2002 179.0 197.4 198.0 214.9 223.2 227.6 237.5 241.4 221.9 206.4 202.1 188.0 211.5 2003 199.3 189.6 185.3 199.1 223.4 239.7 246.8 242.0 219.2 195.2 209.7 195.2 212.2 2004 184.6 195.5 215.4 211.2 214.2 223.2 240.2 224.3 216.8 201.2 203.3 189.3 210.0 2005 188.9 195.4 203.1 197.9 208.8 215.6 246.4 229.6 228.4 195.7 202.3 192.5 208.8 2006 185.7 190.3 192.2 209.4 209.9 248.4 247.4 249.6 210.3 202.1 190.0 195.7 211.1 Average 189.6 194.3 201.3 207.7 212.4 223.9 237.3 231.1 215.6 200.0 196.8 193.8 208.7 % SD 3 3 4 3 3 7 8 5 4 2 5 3 2 Values in average daily Degrees * Less than 15 days of data in month. Univ. of Oregon Solar Monitoring Lab.