Willamette, HS DC Current of PV Array on a 60³ Tilt Facing South Willamette, HS Hourly Average DC Current of PV Array on a 60³ Tilt Facing South For 2002 to 2013 Latitude: 44.08 degrees Longitude: 123.17 degrees Altitude: 140 meters Mon\Hr 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 Total Jan 0.0 0.0 0.0 0.0 0.0 1.2 3.4 5.5 7.2 8.3 7.9 6.5 3.8 0.9 0.0 0.0 0.0 0.0 44.9 Feb 0.0 0.0 0.0 0.0 0.5 2.6 5.5 8.2 9.8 11.5 11.7 10.2 7.2 3.5 0.4 0.0 0.0 0.0 71.1 Mar 0.0 0.0 0.0 0.1 1.6 4.8 8.2 10.8 12.7 13.8 13.5 11.3 8.4 4.6 1.2 0.0 0.0 0.0 91.2 Apr 0.0 0.0 0.1 0.8 3.2 6.9 9.9 12.8 15.0 15.5 14.8 12.4 9.1 5.4 1.8 0.3 0.0 0.0 108.1 May 0.0 0.0 0.3 1.3 3.9 7.4 10.7 13.3 15.1 15.9 14.9 12.9 9.6 5.4 1.9 0.6 0.1 0.0 113.4 Jun 0.0 0.1 0.3 1.3 3.4 6.6 9.7 12.3 14.0 14.8 14.4 12.9 9.7 5.7 2.0 0.7 0.2 0.0 108.0 Jul 0.0 0.0 0.2 0.9 3.2 7.1 11.1 14.0 16.3 17.3 16.6 14.3 10.9 6.4 2.2 0.6 0.1 0.0 121.3 Aug 0.0 0.0 0.1 0.7 3.3 7.4 11.5 15.1 17.5 18.1 17.4 14.9 11.2 6.6 2.1 0.3 0.0 0.0 126.3 Sep 0.0 0.0 0.0 0.6 3.5 7.8 11.9 15.2 17.0 17.8 17.0 14.4 10.3 5.4 1.2 0.1 0.0 0.0 122.3 Oct 0.0 0.0 0.0 0.1 1.9 5.1 8.0 10.5 12.1 13.5 12.6 10.3 6.8 2.6 0.2 0.0 0.0 0.0 84.0 Nov 0.0 0.0 0.0 0.0 0.3 2.1 4.3 6.0 7.1 7.9 7.6 5.9 3.0 0.4 0.0 0.0 0.0 0.0 44.8 Dec 0.0 0.0 0.0 0.0 0.0 0.8 2.8 4.7 5.8 6.4 5.4 4.0 1.8 0.1 0.0 0.0 0.0 0.0 31.9 Values in AmpHours/Hour Willamette, HS Daily Average DC Current of PV Array on a 60³ Tilt Facing South For 2002 to 2013 Latitude: 44.08 degrees Longitude: 123.17 degrees Altitude: 140 meters Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Yearly 2002 ---- ---- ---- 122.4* 127.5 122.6 155.9 162.5 159.8 105.8 56.3 21.2 ---- 2003 34.1 78.0 61.1 83.4 122.4 99.2 71.4 120.2 135.0 112.1 55.0 33.8 83.6 2004 38.3 77.8 142.8 153.1 132.6 144.1 174.2 162.4 133.8 101.2 59.3 32.7 112.6 2005 62.0 106.8 128.5 119.5 114.7 133.5 160.3 181.7 185.4 97.1 50.9 49.6 115.7 2006 36.3 108.9 101.5 138.8 149.0 134.2 157.5 174.2 170.0 131.5 42.0 46.1 115.6 2007 85.2 69.0 119.7 140.0 148.6 145.0 151.6 160.9 154.0 90.3 65.4 29.5 113.4 2008 54.3 83.3 109.8 131.7 123.7 134.5 165.3 151.9 163.0 102.9 53.4 41.2 109.6 2009 68.5 80.3 98.7 133.7 154.0 135.5 162.5 156.7 162.0 106.1 73.9 59.2 116.1 2010 40.8 80.5 109.7 128.0 127.4 126.8 167.4 155.5 123.1 102.5 49.6 45.7 104.7 2011 128.8* ---- ---- ---- ---- 23.6* 27.3 29.8 28.3 14.9 8.7 7.3 ---- 2012 12.0 14.6 17.0 22.0 27.1 24.7 29.1 34.4 34.1 21.6 9.8 6.5 21.1 2013 9.6 13.2 23.4 25.9 28.4 29.0 32.3 26.7 20.5 21.8 13.6 10.7 21.3 Average 51.8 71.2 91.2 109.0 114.1 104.4 121.2 126.4 122.4 84.0 44.8 32.0 89.4 % SD 66 46 47 42 39 47 51 47 49 48 49 55 42 Values in average daily AmpHours/Hour * Less than 15 days of data in month. Univ. of Oregon Solar Radiation Monitoring Lab.