Hermiston, OR. Direct Normal Data Hermiston, OR. Hourly Average Direct Normal Data For 1979 to 2013 Latitude: 45.82 degrees Longitude: 119.28 degrees Altitude: 180 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 4 86 158 193 215 209 207 170 116 27 0 0 0 0 1385 Feb 0 0 0 1 69 223 314 354 365 366 353 312 256 151 16 0 0 0 2779 Mar 0 0 1 61 240 349 407 442 452 436 424 389 333 253 103 2 0 0 3892 Apr 0 0 60 255 396 476 520 544 540 529 504 463 419 334 204 45 0 0 5288 May 0 26 198 353 452 514 557 574 572 576 556 523 480 417 320 154 12 0 6283 Jun 0 74 295 435 522 587 631 654 659 656 647 616 579 518 425 277 62 0 7637 Jul 0 49 331 517 622 699 742 763 777 781 769 748 697 632 528 347 67 0 9067 Aug 0 2 165 436 579 668 720 749 762 758 741 714 663 576 431 177 5 0 8146 Sep 0 0 23 269 486 582 638 677 691 687 664 627 558 436 198 12 0 0 6547 Oct 0 0 0 55 298 427 504 538 547 537 516 460 359 178 11 0 0 0 4431 Nov 0 0 0 0 55 178 232 258 277 269 259 215 126 15 0 0 0 0 1884 Dec 0 0 0 0 3 74 139 169 181 176 171 137 71 1 0 0 0 0 1121 Values in Watt hours/meter^2 per hour Hermiston, OR. Daily Average Direct Normal Data For 1979 to 2013 Latitude: 45.82 degrees Longitude: 119.28 degrees Altitude: 180 meters Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Yearly 1979 ---- ---- ---- ---- ---- 8.20 9.65 7.37 7.05 4.13 1.06 1.10 ---- 1980 1.86 1.50 2.86 6.04 5.68 6.19 8.22 7.77 6.03 4.77 1.34 0.87 4.44 1981 0.83 2.92 4.56 4.75 5.93 6.29 9.47 7.92 7.05 4.34 2.31 1.30 4.81 1982 1.37 2.50 3.83 6.27 6.11 6.43 8.00 6.97 5.48 3.61 1.50 1.05 4.44 1983 1.35 1.54 2.91 5.91 6.80 6.38 7.17 6.38 6.91 4.17 1.30 0.52 4.29 1984 1.82 1.62 3.57 4.15 5.81 7.56 9.76 8.68 6.01 3.80 1.61 1.46 4.66 1985 0.60 3.10 4.45 6.12 6.75 9.15 9.32 7.82 5.37 3.94 1.64 0.41 4.90 1986 1.25 1.48 3.40 5.78 5.99 8.10 7.66 7.89 5.47 5.61 1.44 0.51 4.56 1987 1.62 2.53 4.26 5.15 6.27 7.73 7.02 8.75 7.64 5.51 2.20 1.04 4.98 1988 1.35 3.96 4.47 4.91 6.72 7.19 9.30 8.98 6.56 4.70 2.29 1.48 5.16 1989 1.72 3.04 3.27 4.99 6.37 9.98* 8.42 7.51 7.08 4.20 2.10 1.13 4.99 1992 ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 0.94 0.92 ---- 1993 0.55 1.71 1.83 3.59 6.51 6.33 7.08 8.38 7.60 3.84 2.76 0.57 4.24 1994 1.56 1.40 5.44 5.50 6.16 7.95 9.96 9.32 7.52 4.75 2.24 1.32 5.28 1995 1.12 2.97 4.77 5.28 7.09 6.54 8.79 8.46 6.64 4.28 1.35 1.07 4.86 1996 1.54 3.62 4.14 5.09 6.18 7.97 9.41 8.02 6.47 3.99 2.05 1.33 4.98 1997 2.10 3.31 3.43 5.27 6.81 7.77 8.89 7.99 5.46 4.02 2.25 1.09 4.87 1998 1.66 2.75 3.97 4.59 4.04 8.04 8.90 9.24 6.78 4.84 1.49 1.87 4.86 1999 1.31 1.76 3.40 5.89 7.20 7.84 10.30 6.86 8.19 4.74 1.70 1.04 5.04 2000 1.57 2.15 4.12 5.84 6.17 8.50 9.25 9.68 5.82 4.48 1.70 0.72 5.00 2001 0.89 2.80 4.25 4.03 7.65 6.87 9.03 8.27 7.00 4.31 1.40 1.34 4.82 2002 1.43 3.81 3.54 6.26 5.73 7.73 9.20 8.80 6.57 5.98 2.65 0.78 5.21 2003 0.59 4.34 3.45 5.44 5.57 9.32 10.46 7.67 6.33 4.46 2.10 0.77 5.04 2004 0.59 2.34 4.45 5.96 5.42 8.76 9.28 6.73 6.30 4.49 2.64 1.37 4.87 2005 1.02 5.18 4.45 4.71 5.42 8.07 9.75 9.44 6.61 4.12 1.85 0.77 5.11 2006 1.30 3.78 4.03 4.98 6.70 7.70 9.80 7.93 6.48 5.20 1.66 0.77 5.03 2007 1.35 1.67 3.56 5.56 6.88 7.54 8.55 8.82 6.69 4.33 2.03 1.61 4.90 2008 2.99 3.58 5.12* 6.50 5.28 8.53 9.20 8.67* 7.01 3.80 1.68 0.17* 5.21 2009 1.07 2.65* 2.86 5.19* 8.21 7.73 9.46 6.93 7.08 3.15 2.13 1.93 4.88 2010 0.65 2.92 5.24* 4.66 5.44 7.49 9.68 7.96 6.21 4.21 1.97 1.01 4.79 2011 1.53 2.66 2.51 4.58* 5.65 7.92 10.23 9.81 6.10 3.10 2.34 1.75 4.86 2012 2.46 1.57 3.24 4.59 6.35 6.94 9.16 8.80 6.59 4.34 1.04 1.01 4.68 2013 0.89 2.93 4.65 5.55 7.16 7.81 10.60 7.17 4.33 5.49 2.84* 1.89 5.12 Average 1.35 2.71 3.87 5.26 6.26 7.70 9.09 8.16 6.51 4.40 1.87 1.09 4.87 % SD 41 35 21 14 13 12 10 11 12 15 27 40 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.