Cheney, WA. Direct Normal Data Cheney, WA. Hourly Average Direct Normal Data For 2000 to 2013 Latitude: 47.49 degrees Longitude: 117.59 degrees Altitude: 777 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 8 97 137 169 195 195 189 174 118 15 0 0 0 0 1297 Feb 0 0 0 2 119 234 294 336 351 345 336 333 300 190 9 0 0 0 2849 Mar 0 0 1 94 224 296 345 359 351 334 301 292 272 222 92 0 0 0 3185 Apr 0 0 102 274 359 414 432 417 393 374 347 337 329 303 230 44 0 0 4356 May 0 56 268 377 447 497 519 506 483 460 458 443 419 374 314 183 7 0 5811 Jun 0 117 328 422 473 508 506 499 491 487 466 475 458 434 390 299 60 0 6412 Jul 0 92 403 544 630 690 718 723 732 721 712 694 666 633 543 402 63 0 8968 Aug 0 5 248 469 574 642 677 681 688 676 659 649 619 547 430 165 1 0 7731 Sep 0 0 49 365 510 585 617 632 627 609 589 562 501 411 181 4 0 0 6242 Oct 0 0 0 107 317 394 445 474 492 459 429 398 328 149 4 0 0 0 3998 Nov 0 0 0 2 96 187 221 258 257 250 238 207 119 4 0 0 0 0 1838 Dec 0 0 0 0 13 110 156 180 192 193 192 162 61 0 0 0 0 0 1259 Values in Watt hours/meter^2 per hour Cheney, WA. Daily Average Direct Normal Data For 2000 to 2013 Latitude: 47.49 degrees Longitude: 117.59 degrees Altitude: 777 meters Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Yearly 2000 ---- ---- ---- ---- ---- ---- ---- ---- ---- 3.06* 2.03 0.94 ---- 2001 1.11 3.35 4.04 3.33 7.63 5.26 8.03 8.22 7.16 3.37 1.68 1.76 4.57 2002 1.04 3.56 2.53 4.87 5.19 6.04 8.52 8.30 6.09 6.11 2.88 0.91 4.67 2003 0.79 3.56 2.59 3.67 4.54 7.94 10.37 7.77 6.40 4.32 2.28 0.83 4.59 2004 0.78 2.01 4.67 5.98 4.04 7.25 8.59 5.56 4.53 4.37 2.05 1.10 4.25 2005 1.34 5.79 5.29* 5.19* ---- ---- ---- 9.28* 5.99 3.08 1.49 1.15 ---- 2006 0.92 3.81 2.86 4.14 6.16 6.79 9.83 7.86 6.18 4.65 1.43 1.50 4.68 2007 1.53 1.31 2.99 4.40 6.64 6.17 9.01 8.00 6.71 3.59 1.81 1.05 4.45 2008 1.51 2.70 3.04 3.79 5.17 7.10 9.21 7.00 7.10 3.21* ---- ---- ---- 2009 0.96 1.78 2.44 5.04 7.91 7.64 8.13 6.89 7.23 3.60 1.92 2.11 4.65 2010 1.44 2.62 4.24 4.51 6.38* 4.89 9.06 7.32 5.48 3.07 1.39 1.24 4.31 2011 1.57 2.45 2.07 3.45 4.53 5.43 8.19 8.73 6.61 2.76 2.33 1.72 4.16 2012 2.01 2.27 2.14 4.11 5.75 4.71 8.59 9.21 7.67 4.43 0.88 0.63 4.37 2013 1.39 1.33 3.55 4.70 5.85 6.25 9.55 6.72 3.81 5.08 1.72 1.35 4.29 Average 1.26 2.81 3.26 4.40 5.82 6.29 8.92 7.76 6.23 3.91 1.84 1.25 4.48 % SD 29 43 31 17 21 17 8 14 18 24 27 34 4 Values in average daily KWhr/meter^2 per Day * Less than 15 days of data in month. Univ. of Oregon Solar Radiation Monitoring Lab.