Eugene, OR. Global Data on a 30° Tilt Facing South Eugene, OR. Hourly Average Global Data on a 30° Tilt Facing South For 1982 to 2010 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 3 52 141 231 287 297 276 217 130 34 1 0 0 0 1668 Feb 0 0 0 0 22 112 233 346 411 434 410 344 237 115 16 0 0 0 2679 Mar 0 0 0 13 86 209 343 449 513 544 517 431 322 184 59 3 0 0 3673 Apr 0 0 7 59 171 313 436 544 618 632 590 505 384 242 108 20 0 0 4629 May 0 2 27 102 229 364 504 615 679 701 657 569 436 293 146 44 5 0 5374 Jun 0 5 35 112 238 376 515 627 708 732 709 634 503 342 183 61 14 0 5793 Jul 0 3 27 103 249 414 582 719 814 844 817 723 575 396 208 62 12 0 6547 Aug 0 0 12 79 225 398 575 728 825 852 818 704 544 358 167 37 2 0 6324 Sep 0 0 2 49 186 358 533 672 752 777 729 611 443 253 78 5 0 0 5449 Oct 0 0 0 11 95 229 363 473 542 554 511 405 261 108 8 0 0 0 3561 Nov 0 0 0 0 21 102 199 277 323 325 280 205 107 16 0 0 0 0 1854 Dec 0 0 0 0 3 47 128 208 253 257 231 162 78 8 0 0 0 0 1376 Values in Watt hours/meter^2 per hour Eugene, OR. Daily Average Global Data on a 30° Tilt Facing South For 1982 to 2010 Latitude: 44.05 degrees Longitude: 123.07 degrees Altitude: 150 meters Year\Mth 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 Average 1.66 2.68 3.67 4.63 5.40 5.79 6.55 6.33 5.45 3.56 1.85 1.37 4.08 % SD 25 17 13 11 14 8 10 7 11 14 17 21 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.