Hermiston, OR. Direct Normal Data Hermiston, OR. Hourly Average Direct Normal Data For 1979 to 2009 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 86 156 191 210 206 204 170 119 29 0 0 0 0 1374 Feb 0 0 0 1 73 227 318 359 368 366 353 312 251 151 17 0 0 0 2795 Mar 0 0 1 63 240 350 407 442 452 436 427 389 333 253 102 2 0 0 3897 Apr 0 0 61 257 397 479 524 547 543 528 501 462 420 334 204 45 0 0 5302 May 0 26 196 349 452 516 561 579 577 581 558 526 481 415 318 150 11 0 6295 Jun 0 73 297 437 525 591 635 655 664 659 646 616 578 519 426 274 60 0 7655 Jul 0 47 324 510 614 695 737 759 774 776 762 744 693 627 523 341 64 0 8990 Aug 0 2 163 434 578 667 719 749 762 755 739 712 661 576 430 174 5 0 8126 Sep 0 0 23 273 489 585 642 682 698 696 674 636 563 441 201 12 0 0 6615 Oct 0 0 0 58 298 429 506 540 550 541 516 459 358 178 11 0 0 0 4443 Nov 0 0 0 0 57 181 234 258 274 268 259 216 126 15 0 0 0 0 1887 Dec 0 0 0 0 3 72 133 163 175 171 164 130 66 1 0 0 0 0 1079 Values in Watt hours/meter^2 per hour Hermiston, OR. Daily Average Direct Normal Data For 1979 to 2009 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 Average 1.35 2.74 3.87 5.32 6.28 7.73 8.98 8.12 6.61 4.41 1.84 1.05 4.87 % SD 39 36 20 14 13 12 10 11 11 14 26 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.