Eugene, OR. Global Data on a 90³ Tilt Facing North Eugene, OR. Hourly Average Global Data on a 90³ Tilt Facing North For 1988 to 2018 Latitude: 44.05 degrees Longitude: 123.07 degrees Altitude: 150 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 1 12 27 39 45 45 42 33 22 7 0 0 0 0 272 Feb 0 0 0 0 7 25 42 54 60 61 56 49 36 21 4 0 0 0 414 Mar 0 0 0 6 25 46 61 70 75 75 71 64 53 37 17 2 0 0 601 Apr 0 0 8 32 49 68 79 85 87 88 85 78 68 53 42 18 0 0 839 May 0 3 44 73 70 78 87 90 90 90 85 81 75 69 83 72 6 0 1096 Jun 0 11 79 98 83 80 88 89 89 86 81 77 73 76 115 125 19 0 1269 Jul 0 5 87 112 78 67 70 67 65 63 60 60 58 59 111 144 28 0 1133 Aug 0 0 24 60 52 59 63 61 59 57 56 55 54 50 58 54 4 0 767 Sep 0 0 2 19 37 49 55 57 56 54 51 49 45 36 21 4 0 0 537 Oct 0 0 0 4 21 38 49 56 58 55 49 42 32 18 3 0 0 0 424 Nov 0 0 0 0 7 22 36 45 49 47 41 31 18 4 0 0 0 0 301 Dec 0 0 0 0 1 11 26 37 41 40 36 27 14 2 0 0 0 0 235 Values in Watt hours/meter^2 per hour Eugene, OR. Daily Average Global Data on a 90³ Tilt Facing North For 1988 to 2018 Latitude: 44.05 degrees Longitude: 123.07 degrees Altitude: 150 meters Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Yearly 1988 ---- ---- ---- ---- ---- ---- ---- 0.55* 0.52 0.47 0.30 0.26 ---- 1989 0.29 0.43 0.63 0.77 1.12 1.27 1.16 0.83 0.52 0.44 0.33 0.25 0.67 1990 0.27 0.40 0.60 0.85 1.14 1.35 1.25 0.85 0.58 0.46 0.32 0.28 0.70 1991 0.26 0.41 0.60 0.87 1.09 1.28 1.16 0.82 0.53 0.40 0.29 0.23 0.66 1992 0.29 0.41 0.60 0.95 1.21 1.31 1.25 0.86 0.67 0.44 0.33 0.23 0.71 1993 0.29 0.42 0.59 0.88 1.13 1.36 1.26 0.82 0.56 0.48 0.30 0.23 0.69 1994 0.28 0.41 0.56 0.93 1.08 1.34 1.19 0.87 0.59 0.44 0.30 0.25 0.69 1995 0.28 0.45 0.61 0.81 1.10 1.23 1.15 0.74 0.57 0.42 0.27 0.22 0.66 1996 0.26 0.37 0.60 0.84 1.14 1.35 1.10 0.73 0.53 0.44 0.30 0.20 0.66 1997 0.26 0.39 0.58 0.79 1.08 1.25 1.13 0.70 0.52 0.45 0.31 0.25 0.64 1998 0.26 0.42 0.57 0.85 1.00 1.22 1.06 0.67 0.47 0.40 0.32 0.22 0.62 1999 0.27 0.41 0.60 0.83 1.08 1.30 1.10 0.74 0.40 0.35 0.28 0.22 0.63 2000 0.24 0.37 0.59 0.82 1.14 1.19 1.11 0.72 0.52 0.39 0.30 0.23 0.64 2001 0.27 0.40 0.57 0.89 1.04 1.26 1.14 0.71 0.47 0.37 0.26 0.24 0.64 2002 0.28 0.41 0.60 0.74 1.08 1.24 1.08 0.73 0.49 0.37 0.26 0.21 0.63 2003 0.24 0.38 0.58 0.85 1.12 1.25 1.02 0.70 0.50 0.42 0.27 0.23 0.63 2004 0.28 0.40 0.54 0.74 1.05 1.10 1.04 0.71 0.53 0.40 0.30 0.23 0.61 2005 0.26 0.35 0.53 0.83 0.99 1.17 1.04 0.66 0.47 0.47 0.29 0.21 0.61 2006 0.25 0.40 0.64 0.75 0.96 1.22 1.04 0.71 0.48 0.38 0.27 0.24 0.61 2007 0.25 0.39 0.56 0.78 1.03 1.21 1.09 0.71 0.48 0.44 0.29 0.23 0.62 2008 0.26 0.40 0.61 0.84 1.02 1.21 1.10 0.77 0.51 0.41 0.29 0.24 0.64 2009 0.27 0.42 0.60 0.76 1.02 1.19 1.03 0.72 0.53 0.40 0.30 0.21 0.62 2010 0.30 0.39 0.63 0.89 1.29 1.33 1.16 0.83 0.58 0.44 0.32 0.25 0.70 2011 0.29 0.47 0.68 0.88 1.09 1.38 1.16 0.76 0.59 0.48 0.33 0.24 0.70 2012 0.28 0.42 0.60 0.89 1.14 1.27 1.22 0.75 0.51 0.41 0.32 0.27 0.67 2013 0.28 0.46 0.64 0.88 1.08 1.23 1.11 0.83 0.58 0.43 0.31 0.25 0.67 2014 0.28 0.44 0.59 0.85 1.13 1.30 1.15 0.79 0.54 0.39 0.30 0.23 0.67 2015 0.29 0.39 0.58 0.81 1.08 1.25 1.15 0.81 0.58 0.46 0.31 0.24 0.67 2016 0.26 0.45 0.62 0.81 1.10 1.32 1.14 0.73 0.55 0.47 0.32 0.24 0.67 2017 0.28 0.46 0.61 0.91 1.13 1.34 1.17 0.91 0.64 0.41 0.32 0.24 0.70 2018 0.31 0.44 0.67 0.84 1.19 1.34 1.24 0.91 0.60 0.42 0.31 0.24 0.71 Average 0.27 0.41 0.60 0.84 1.10 1.27 1.13 0.76 0.54 0.42 0.30 0.24 0.66 % SD 6 7 6 7 6 5 6 10 10 8 7 7 5 Values in average daily KWhr/meter^2 per Day * Less than 15 days of data in month. Univ. of Oregon Solar Radiation Monitoring Lab.