Eugene, OR. Global Data on a 30³ Tilt Facing South Eugene, OR. Hourly Average Global Data on a 30³ Tilt Facing South For 1982 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 2 51 142 232 291 303 280 222 133 35 0 0 0 0 1691 Feb 0 0 0 0 22 111 228 341 404 430 406 338 231 112 15 0 0 0 2639 Mar 0 0 0 13 85 207 340 442 508 544 512 429 320 181 58 3 0 0 3641 Apr 0 0 7 59 171 315 442 555 626 639 601 508 382 239 106 20 0 0 4671 May 0 2 27 102 228 364 505 618 687 712 668 579 443 295 146 44 5 0 5425 Jun 0 5 35 112 240 382 524 638 719 743 717 638 507 343 183 60 13 0 5859 Jul 0 3 27 104 251 419 591 731 826 857 827 731 581 399 208 62 12 0 6629 Aug 0 0 12 79 225 400 580 736 834 862 826 709 546 357 165 36 2 0 6369 Sep 0 0 2 49 186 357 532 672 757 779 728 609 441 251 77 5 0 0 5445 Oct 0 0 0 11 96 230 365 474 543 554 505 401 260 107 8 0 0 0 3555 Nov 0 0 0 0 21 104 207 286 333 332 286 208 108 16 0 0 0 0 1901 Dec 0 0 0 0 3 48 130 211 257 261 233 165 80 8 0 0 0 0 1396 Values in Watt hours/meter^2 per hour Eugene, OR. Daily Average Global Data on a 30³ Tilt Facing South For 1982 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 1982 ---- ---- ---- ---- 6.88 5.31 6.02 6.31 5.05 3.35 1.84 1.39 ---- 1983 1.36 2.06 2.94 5.27 5.55 5.27 5.08 5.53 5.60 3.27 1.56 1.05 3.72 1984 2.37 2.72 3.67 4.17 5.21 5.89 7.55 6.75 5.44 2.83 1.60 1.64 4.16 1985 1.93 2.99 3.96 5.04 5.63 6.79 7.23 6.66 4.61 3.91 1.88 2.14 4.40 1986 1.17 1.78 4.21 4.45 5.33 6.06 6.28 6.54 4.28 3.80 1.53 1.42 3.91 1987 1.93 2.70 3.66 5.37 5.34 6.76 5.35 6.77 5.03 4.53 1.65 1.21 4.20 1988 1.21 3.03 4.08 3.98 4.78 5.46 6.52 6.59 5.70 3.09 1.44 1.65 3.96 1989 1.86 3.05 2.88 4.90 5.21 5.70 5.56 5.61 5.75 3.82 2.26 1.38 4.00 1990 1.24 2.54 3.92 4.50 5.04 5.24 6.35 5.63 5.01 3.48 2.04 1.83 3.91 1991 2.17 2.42 3.27 3.94 4.27 5.22 6.68 6.09 6.02 4.00 1.43 1.05 3.88 1992 1.79 2.81 4.42 4.05 6.65 5.95 6.24 5.98 5.18 3.14 1.81 1.36 4.11 1993 1.87 2.93 2.98 3.58 4.96 5.50 5.41 5.68 5.80 3.87 2.25 0.91 3.81 1994 1.83 2.26 4.12 4.19 5.17 5.54 6.77 6.30 5.34 3.69 1.92 1.43 4.05 1995 1.35 2.57 3.75 4.28 5.48 5.38 6.03 6.17 4.62 3.55 1.51 1.06 3.81 1996 1.50 2.91 3.79 4.36 4.91 5.95 6.50 6.28 5.05 2.78 1.86 1.05 3.91 1997 1.79 2.66 3.00 4.31 5.72 5.56 6.43 6.01 4.59 2.62 1.72 1.34 3.82 1998 1.09 2.13 3.27 4.58 3.48 5.24 5.94 6.48 5.26 3.11 1.46 1.40 3.63 1999 1.67 1.97 3.41 5.10 5.53 5.79 6.60 5.52 6.79 4.41 2.00 1.56 4.21 2000 1.26 1.85 3.80 4.82 5.25 6.62 6.58 6.76 5.63 3.69 2.55 1.25 4.18 2001 1.72 2.75 3.41 4.56 6.83 5.64 6.75 6.43 5.94 3.44 1.88 1.42 4.23 2002 1.26 3.37 3.92 4.96 5.57 6.11 7.23 7.07 5.93 4.09 2.33 0.97 4.40 2003 1.46 3.18 3.04 4.06 5.69 6.49 7.70 6.65 5.55 3.55 1.71 1.15 4.19 2004 1.39 2.33 4.68 5.44 4.97 5.85 7.10 6.05 5.21* ---- 2.08 1.09 ---- 2005 1.92 3.51 4.07 4.30 4.38 5.40 6.90 7.14 6.27 3.32 1.68 1.45 4.19 2006 1.20 3.48 3.58 5.16 5.95 5.66 6.68 7.16 6.48 4.52 1.44 1.77 4.42 2007 2.68 2.46 4.11 5.37 6.20 6.29 6.61 6.66 5.72 3.29 2.24 1.14 4.41 2008 1.90 2.98 3.71 4.90 5.26 6.02 7.33 6.21 6.06 3.55 1.91 1.50 4.28 2009 2.33 2.86 3.35 5.19 6.62 5.84 7.19 6.10 5.57 3.55 2.33 1.70 4.39 2010 1.34 2.74 3.72 4.69 4.88 5.30 7.24 6.31 4.45 3.42 1.65 1.39 3.93 2011 1.95 2.78 2.69 4.52 4.88 5.19 6.30 6.44 5.64 2.84 1.75 1.35 3.87 2012 1.91 2.60 3.30 4.23 5.73 5.21 6.12 6.85 6.17 3.66 1.77 1.08 4.05 2013 1.47 2.17 3.93 4.84 5.61 6.21 7.36 5.57 3.93 ---- ---- ---- ---- 2014 1.54 1.88 4.04 5.21 5.99 6.04 6.48 6.54 5.56 3.59 1.83 1.41 4.18 2015 1.78 2.91 4.46 5.23 5.25 6.79 6.80 6.13 5.56 3.75 1.94 1.25 4.33 2016 1.54 2.40 3.30 5.38 5.03 6.32 6.90 7.41 5.76 2.49 2.40 1.28 4.19 2017 1.94 2.07 2.75 4.46 5.97 6.11 7.80 6.80 4.84 4.08 1.88 1.83 4.22 2018 1.70 3.03 3.76 4.68 5.70 6.94 7.62 6.49 5.95 4.09 2.56 1.77 4.53 Average 1.68 2.63 3.64 4.67 5.43 5.85 6.63 6.37 5.44 3.55 1.88 1.38 4.10 % SD 22 17 14 11 13 9 10 8 11 14 17 20 6 Values in average daily KWhr/meter^2 per Day * Less than 15 days of data in month. Univ. of Oregon Solar Radiation Monitoring Lab.