Hermiston, OR. Direct Normal Data Hermiston, OR. Hourly Average Direct Normal Data For 1979 to 2010 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 85 155 189 208 202 201 167 117 29 0 0 0 0 1356 Feb 0 0 0 1 73 227 317 357 368 366 354 315 255 153 17 0 0 0 2802 Mar 0 0 1 63 241 350 409 445 456 439 430 392 335 255 102 2 0 0 3921 Apr 0 0 60 255 395 476 521 544 541 527 502 461 420 334 203 44 0 0 5283 May 0 26 195 349 450 512 558 574 573 579 557 522 477 413 316 151 11 0 6265 Jun 0 74 298 437 525 589 634 654 662 657 647 615 578 518 425 275 61 0 7649 Jul 0 48 326 511 615 695 738 760 775 778 765 745 695 629 526 343 65 0 9014 Aug 0 2 164 434 577 668 719 747 760 754 739 712 662 576 429 174 4 0 8121 Sep 0 0 23 271 487 583 640 682 698 695 673 635 563 441 200 12 0 0 6602 Oct 0 0 0 57 297 428 505 540 547 539 516 460 358 177 11 0 0 0 4435 Nov 0 0 0 0 56 180 234 258 275 268 260 216 127 15 0 0 0 0 1890 Dec 0 0 0 0 3 72 134 163 175 170 163 129 66 1 0 0 0 0 1076 Values in Watt hours/meter^2 per hour Hermiston, OR. Daily Average Direct Normal Data For 1979 to 2010 Latitude: 45.82 degrees Longitude: 119.28 degrees Altitude: 180 meters Year\Mth 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 Average 1.32 2.75 3.92 5.30 6.25 7.72 9.00 8.11 6.60 4.41 1.85 1.04 4.86 % SD 40 36 21 14 13 12 10 11 11 14 25 40 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.