FOSTER DAM, OR

Total of Heating Degree Days

(353047)

Base Temperature = 65 F

File last updated on December 6, 2016
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.

YEAR(S)JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDECANN
1969-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z591.15d641.00 1232.15j
1970692.00 518.50 564.00 569.00 305.00 127.00 53.00 76.00 222.50 421.00 553.00 764.50 4865.50
1971779.44d634.50 691.00 508.00 308.50 235.50 88.00a22.50 193.50 452.00 606.00 759.50a5278.44
1972800.00a640.50 519.00a555.00 286.50 152.00 36.00 48.50 223.50 417.50 527.00 877.50 5083.00
1973776.50a529.00 595.50a434.50 287.00 168.00 67.50 123.50 150.50 378.50a623.50 640.50 4774.50
1974874.50 662.50 602.00 491.50 390.00 159.50 83.00a73.50 77.50 367.50 534.00 636.50 4952.00
1975690.50 632.00 664.50 612.00 333.00 211.00 57.00 109.50 122.50 355.50 605.50 692.50 5085.50
1976728.50 687.00 676.50 528.00 320.50a271.00 72.50 69.00 105.50a372.50 528.50 785.00 5144.50
1977825.00 547.00 649.50 406.00 422.50 130.00 86.00 31.00 191.50 362.00 555.66b632.50 4838.66
1978646.50 528.00 448.00a481.50 373.00 118.50 74.50 69.50 181.50 360.50 729.00 838.50a4849.00
19791034.00 648.50 506.00 461.00 283.00 139.00 59.50 52.50 89.50 271.50 653.00 631.00 4828.50
1980859.00 575.50 609.00 394.50 351.50 224.50 55.50 105.00 149.50 338.00 501.50 632.00 4795.50
1981695.50 571.00 532.50 438.00 308.50 186.50 81.00 38.50 129.50 422.50 526.00 672.50 4602.00
1982818.00 613.00a611.50 492.50a345.00 135.50 87.00 55.00 180.00 360.00 647.00 749.50 5094.00
1983652.00 526.00 506.50 441.00 279.00 196.00 100.00 30.50 200.00 383.50 495.00 846.50 4656.00
1984747.50 585.50 494.00 495.00 367.50 221.00a65.50 44.50 156.50 444.00 569.50a838.50 5029.00
1985856.61c676.50a666.50 399.00 290.17b137.50 14.50 79.50a245.00 403.00 812.00 915.00 5495.28
1986617.50a549.00a447.00 484.00 318.00 97.50 97.76b7.50 235.00 317.00 539.00 733.50 4442.76
1987748.50 529.00a534.50 346.00 258.50a121.50 67.50 57.50 136.00 297.50 536.50 769.50 4402.50
1988764.00 599.50 560.50 414.00 334.50a150.00 55.50 60.00 161.50 251.00 550.50 750.50 4651.50
1989738.50 821.00 575.50 315.50 306.00 117.50 79.50 69.00a104.50a370.50a549.00 746.00a4792.50
1990703.00 712.00 515.50 357.00 330.50 142.50 22.50a37.24b67.00 369.50a526.50a916.00a4699.24
1991825.00 477.00 638.50 484.00 365.00a241.00a36.00 42.50 93.50 356.00 537.00 720.00 4815.50
1992667.00a485.50 434.00 299.00a185.00 77.50 23.50 48.00 140.00a315.50 558.50a749.50a3983.00
1993843.50a663.00a500.69b425.16b203.00 165.00 103.50 70.50 126.36b267.50a733.00a785.50 4886.71
1994682.50 660.50 495.00b366.96d255.00 193.00 51.00a25.50a73.50 383.00 706.74c705.50 4598.20
1995642.50a509.50 547.24b468.00 271.50 163.00 31.00 75.00a59.00 376.50a450.50 658.50a4252.24
1996696.00 640.37b516.50a377.00a359.50 169.50 44.50 42.00 181.25b384.00 563.00 692.50 4666.12
1997726.00 611.00 560.50a434.50 167.00 155.00 44.00a9.00 89.50a405.50 443.50a792.50 4438.00
1998599.50a509.50 540.50 445.50 343.00a151.00a15.52b36.50a91.00 379.00 524.50 798.00 4433.52
1999689.00a591.00a628.00a465.00a381.50a176.50a75.50 38.50a141.50 376.00 455.00 721.00 4738.50
2000783.00 613.00 616.00a377.50 294.50 115.50a71.00 76.50a139.00 351.72b686.00 724.50 4848.22
2001698.50a616.50a551.90b507.50 256.55b217.00a49.14b30.00a103.73d373.93c500.77b686.90b4592.41
2002740.50 567.00a670.18c448.46b386.00 156.60e32.68c66.50a119.50 433.50 533.39b630.52b4784.83
2003579.00a613.00 493.39c486.00a312.00a129.46b16.55b15.52b105.50 264.00 623.50b672.93b4310.86
2004722.14c608.00 472.24b378.12d263.50 133.61b20.00d26.00a178.00 362.00 615.21b717.00 4495.82
2005691.50a631.50a455.17b441.00a251.90b211.50 27.00a22.00 170.00a331.50 649.00 744.00a4626.07
2006653.28b632.81d631.55b448.50 296.25c131.54b39.81e62.00a121.70b425.50 590.50a790.00 4823.43
2007855.00a633.50 534.50a481.00 339.23e177.76c15.50 49.00 196.00 436.50a659.00a786.50 5163.49
2008879.00a655.50a668.04c593.34e353.33d256.34b49.14b-----z162.85d389.44d525.35d794.44d5326.77a
2009804.64c646.38c664.20f484.08d-----z112.24c22.00 60.50 88.74e416.00 592.00 901.00 4127.58b
2010555.60f509.50a579.00 470.73b379.00 186.50 71.54e57.00 115.50 324.00 564.00a655.00 3911.77a
2011711.00 665.00 588.00 541.00a397.50 167.50 84.50 39.00 78.00 340.50 623.50 855.00 5090.50
2012734.50 637.00 693.00 419.50 345.50 213.00 54.50 31.00 96.50a354.00 497.50 705.50 4781.50
2013861.00 635.00 500.50 368.00 251.00 89.00 13.50 8.50a110.50 402.00 582.00 908.50 4729.50
2014791.00 644.00 477.50a402.50 208.00 129.00a19.50a8.00a61.00 190.00 559.00 632.00 4121.50
2015687.50 487.50 398.50 442.50 228.00a44.00 7.50 10.50 155.00 214.50 644.00 672.50 3992.00
2016678.00 521.00 517.50 299.00 236.00 117.00 48.00 34.00 161.00 318.50a406.00 -----z3336.00a
Period of Record Statistics
MEAN745.38 601.04 558.19 446.32 307.11 160.01 52.55 48.77 137.89 359.27 574.61 744.00 4733.30
S.D.88.55 69.09 75.94 71.00 59.12 47.90 26.80 26.95 48.38 58.10 79.68 84.18 323.56
SKEW0.69 0.31 0.08 0.04 -0.33 0.21 0.07 0.59 0.34 -0.92 0.59 0.44 -0.28
MAX1034.00 821.00 693.00 612.00 422.50 271.00 103.50 123.50 245.00 452.00 812.00 916.00 5495.28
MIN579.00 477.00 398.50 299.00 167.00 44.00 7.50 7.50 59.00 190.00 406.00 630.52 3983.00
YRS46 47 46 47 46 47 47 46 47 47 48 47 43