COTTAGE GROVE 1 S, OREGON

Monthly Total Heating Degree Days

(351897)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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.
Months with 5 missing days or less use mean for missing day(s)
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 JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
1916 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 91.00 191.00 528.03 a 721.00 839.30 d 2370.33
1917 845.50 689.00 767.00 518.00 372.52 a 245.00 0.00 z 0.00 z 0.00 z 0.00 z 486.00 571.00 4494.02
1918 614.50 650.50 589.50 458.50 399.00 104.50 84.00 96.50 110.50 345.00 632.00 793.50 4878.00
1919 790.00 660.50 634.00 468.50 385.50 238.50 75.50 59.50 215.00 532.50 621.50 911.50 5592.50
1920 765.00 733.00 669.50 557.50 414.00 195.00 64.00 63.50 187.00 426.00 636.00 716.50 5427.00
1921 771.00 549.50 577.50 495.00 370.50 130.00 84.50 60.00 249.00 316.50 507.50 832.00 4943.00
1922 921.50 736.50 688.50 578.50 343.50 93.00 40.50 64.00 139.50 343.00 698.50 776.00 5423.00
1923 734.00 719.00 633.00 470.00 314.50 195.50 64.00 38.50 168.50 363.00 503.50 759.50 4963.00
1924 806.00 524.00 649.00 445.50 262.50 145.00 70.00 73.50 185.00 405.00 628.00 1020.00 5213.50
1925 654.00 524.00 587.50 423.50 252.00 194.00 71.00 129.00 244.50 502.00 594.50 674.50 4850.50
1926 736.50 535.50 462.50 271.00 288.00 118.00 51.50 42.00 246.50 300.50 457.50 565.00 f 3509.50
1927 747.00 616.50 642.00 487.00 393.50 130.00 66.00 55.00 179.00 330.50 454.50 832.00 4933.00
1928 694.50 632.50 492.50 469.00 232.00 f 171.50 65.50 63.00 177.00 414.37 a 551.50 824.00 4555.37
1929 957.50 826.00 597.50 588.00 349.50 193.50 68.00 44.00 190.50 310.50 665.00 654.00 5444.00
1930 1091.50 519.50 550.50 343.97 a 380.27 a 208.50 78.00 34.44 d 155.00 405.50 630.00 777.50 5174.68
1931 663.50 608.00 534.50 378.00 221.50 151.00 30.50 63.00 179.00 348.50 654.50 792.50 4624.50
1932 783.50 694.50 507.00 467.00 359.50 140.00 97.00 61.00 160.00 311.50 474.00 893.00 4948.00
1933 800.50 721.00 588.50 498.50 429.00 176.50 61.00 63.00 230.00 295.00 581.50 573.50 5018.00
1934 575.50 497.00 366.00 295.50 228.00 153.50 51.50 32.00 215.50 310.50 474.50 701.50 3901.00
1935 827.00 594.00 724.50 510.00 403.00 164.50 100.00 72.00 114.00 435.00 725.00 803.50 5472.50
1936 712.50 783.50 635.50 393.00 269.00 98.50 l 75.00 39.00 217.00 375.50 703.00 711.00 4914.00
1937 1090.00 704.00 562.00 523.00 315.50 150.50 46.50 95.00 176.50 276.00 465.50 673.50 5078.00
1938 751.00 624.50 622.50 424.50 301.00 117.50 31.50 66.50 65.50 345.50 703.50 742.50 4796.00
1939 738.00 679.50 554.50 381.50 263.00 197.00 53.50 36.50 119.50 306.50 528.00 565.00 4422.50
1940 772.50 565.50 463.00 386.50 237.00 131.50 23.00 21.50 73.50 239.00 597.00 687.50 4197.50
1941 659.50 545.00 464.50 412.50 271.50 171.00 21.00 52.50 202.50 353.50 477.00 683.50 4314.00
1942 813.50 632.00 621.00 427.00 310.50 219.50 29.50 38.00 126.00 312.00 555.50 666.00 4750.50
1943 895.50 570.00 587.50 361.00 363.00 204.00 63.00 56.50 81.00 321.00 539.00 801.00 4842.50
1944 749.50 664.00 616.00 465.50 335.00 153.50 53.50 64.50 94.50 214.00 610.50 808.00 4828.50
1945 706.50 574.50 659.00 504.00 275.50 176.50 42.00 31.50 175.50 351.00 588.50 699.00 4783.50
1946 743.50 635.50 595.00 472.50 262.50 169.50 55.50 54.00 200.50 492.00 631.00 725.50 5037.00
1947 855.50 536.00 514.00 392.50 242.00 184.50 47.00 88.00 148.00 305.50 550.00 733.00 4596.00
1948 806.00 723.50 649.00 569.00 354.00 100.00 102.50 57.50 192.50 330.50 675.50 896.50 5456.50
1949 1130.50 691.50 583.50 393.00 259.50 151.00 89.50 53.50 124.50 509.50 445.50 783.50 5215.00
1950 1040.00 667.00 648.00 517.50 385.00 150.00 37.50 27.50 142.00 336.00 532.00 537.50 5020.00
1951 766.00 602.00 742.50 396.50 290.50 102.50 29.50 74.50 108.50 353.00 555.50 821.00 4842.00
1952 806.00 652.00 661.00 444.00 310.00 211.50 43.50 55.00 103.00 268.50 750.50 739.50 5044.50
1953 587.97 a 601.50 627.00 476.50 385.00 260.00 70.00 55.00 124.00 353.00 469.00 681.50 4690.47
1954 734.50 557.00 676.50 450.50 312.50 254.50 91.00 118.00 233.00 413.50 471.00 756.00 5068.00
1955 795.00 712.50 713.50 605.50 370.50 174.50 129.50 106.50 202.50 368.50 616.50 677.00 5472.00
1956 738.00 800.50 641.00 425.00 267.50 194.00 56.00 63.50 143.00 428.50 658.00 733.50 5148.50
1957 1000.00 623.00 563.50 420.50 244.00 143.00 101.00 118.50 107.00 410.23 a 693.00 686.50 5110.23
1958 680.00 451.00 635.00 469.00 183.00 115.50 5.50 11.50 156.50 322.00 539.50 582.50 4151.00
1959 648.50 616.00 570.50 416.50 363.50 141.00 60.00 50.50 167.00 323.50 580.00 734.50 4671.50
1960 795.00 640.00 532.50 433.00 356.50 150.50 46.50 92.00 147.50 318.50 589.50 766.50 4868.00
1961 653.00 509.50 582.50 447.50 319.50 101.50 47.50 12.50 210.50 396.50 674.00 714.50 4669.00
1962 849.00 631.00 642.00 392.50 394.00 191.50 92.50 58.50 103.50 366.50 496.50 699.50 4917.00
1963 955.50 411.00 616.50 537.00 329.50 187.00 126.00 52.00 52.50 337.50 549.50 723.50 4877.50
1964 733.50 701.50 659.50 553.00 396.00 0.00 z 0.00 z 0.00 z 212.00 0.00 z 657.00 746.00 4658.50
1965 737.00 0.00 z 0.00 z 0.00 z 0.00 z 206.00 0.00 z 0.00 z 201.50 0.00 z 504.00 800.00 2448.50
1966 745.50 652.50 599.50 431.50 0.00 z 153.00 59.00 71.00 87.00 371.50 549.00 676.50 4396.00
1967 681.00 586.00 642.00 595.50 355.50 94.50 24.00 14.50 58.50 356.50 562.50 799.00 4769.50
1968 770.50 496.00 518.00 534.00 343.50 0.00 z 47.50 79.00 134.00 396.50 534.50 765.00 4618.50
1969 878.00 713.00 606.00 475.50 219.00 102.50 99.00 106.00 152.00 415.00 592.00 708.00 5066.00
1970 668.50 533.50 552.50 595.50 333.00 120.50 50.00 60.00 250.00 423.50 554.50 779.50 4921.00
1971 771.00 639.50 685.50 498.50 316.00 219.00 83.50 40.00 224.00 457.00 630.00 784.00 5348.00
1972 814.50 592.00 494.50 554.50 302.50 163.00 32.50 47.50 240.50 427.50 536.50 903.50 5109.00
1973 796.00 542.50 642.00 462.00 265.00 158.00 67.50 111.00 118.50 377.50 630.00 645.00 4815.00
1974 848.50 658.00 587.00 465.00 368.00 125.50 73.50 54.00 82.00 399.00 520.00 678.00 4858.50
1975 681.50 618.00 676.50 591.50 325.50 203.00 45.00 115.00 131.00 381.50 636.00 690.00 5094.50
1976 714.50 686.00 662.00 505.50 341.50 281.50 56.50 62.00 123.50 351.00 505.00 812.00 5101.00
1977 811.50 546.50 644.50 441.50 396.50 140.50 88.00 28.50 206.50 383.50 617.00 654.00 4958.50
1978 663.50 539.00 490.00 506.50 385.50 117.50 75.00 62.00 185.50 333.50 687.50 867.50 4913.00
1979 997.50 621.50 498.50 438.50 301.00 191.50 64.00 67.00 87.00 297.50 662.50 647.50 4874.00
1980 857.50 584.00 606.00 418.50 361.00 238.50 60.50 122.50 145.50 362.50 498.60 e 651.00 4906.10
1981 711.00 557.50 554.00 457.00 342.00 154.00 86.00 50.50 160.50 423.00 566.50 673.50 4735.50
1982 837.50 661.50 640.50 573.00 364.00 134.00 65.00 39.00 170.50 385.00 673.50 775.00 5318.50
1983 678.38 a 534.50 526.50 514.00 329.00 238.50 129.50 22.00 210.50 351.50 524.50 806.50 4865.38
1984 709.00 571.00 484.00 502.00 335.00 210.50 73.50 54.50 193.00 436.50 624.50 845.50 5039.00
1985 871.50 673.00 692.00 391.00 345.50 163.00 9.50 83.00 260.50 451.00 823.50 957.38 a 5720.88
1986 675.00 557.93 a 465.00 523.00 334.00 103.00 127.50 22.50 260.00 0.00 z 541.50 742.00 4351.43
1987 781.00 594.00 541.50 375.00 265.00 131.50 92.50 85.50 181.00 363.00 542.00 775.00 4727.00
1988 762.00 582.50 590.50 410.50 350.50 184.50 53.00 80.50 179.00 265.00 576.50 767.00 4801.50
1989 707.50 818.50 567.50 336.00 327.00 139.50 83.50 81.00 136.00 386.00 523.50 743.00 4849.00
1990 645.50 648.50 494.00 340.00 330.00 127.50 30.00 0.00 z 55.50 366.50 546.00 941.50 4525.00
1991 806.50 432.50 619.50 473.00 386.00 208.00 23.00 39.50 83.00 354.50 488.50 713.50 4627.50
1992 630.00 487.00 449.50 321.00 173.00 93.50 28.50 36.00 123.00 306.50 536.00 787.00 3971.00
1993 830.00 679.00 465.00 416.00 204.00 152.50 111.50 62.00 139.00 314.00 714.00 751.00 4838.00
1994 639.50 666.00 516.50 362.50 234.50 184.50 47.50 38.00 67.50 367.50 672.00 672.50 4468.50
1995 641.00 447.50 559.00 461.00 260.00 162.00 26.00 60.00 63.00 338.00 419.00 648.00 4084.50
1996 720.00 633.00 351.50 i 245.50 k 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1353.00
1997 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1998 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 11.50 r 72.50 357.50 522.00 795.50 1747.50
1999 704.50 626.50 627.50 482.00 368.00 165.50 48.50 30.50 118.50 354.50 461.00 729.50 4716.50
2000 776.50 584.00 632.00 372.00 238.00 95.50 29.50 54.00 123.00 358.50 693.00 751.50 4707.50
2001 750.50 651.00 545.50 500.50 228.00 178.50 36.50 24.50 103.97 a 368.00 513.50 755.00 4655.47
2002 739.50 588.00 658.00 418.50 331.50 110.50 15.00 37.50 91.00 410.50 560.50 662.00 4622.50
2003 597.50 609.50 489.50 480.50 290.00 95.50 11.50 5.00 89.50 249.50 645.50 700.00 4263.50
2004 720.00 599.50 457.00 388.00 213.00 107.00 13.00 10.00 143.50 359.00 629.50 743.00 4382.50
2005 764.50 649.00 517.50 454.50 253.50 178.00 9.50 12.00 167.50 347.50 688.50 812.50 4854.50
2006 692.00 695.00 674.50 437.50 277.00 104.50 22.00 38.00 109.50 423.00 613.00 773.00 4859.00
2007 884.50 628.50 522.00 463.00 299.50 135.50 9.00 18.50 164.50 447.00 658.50 776.00 5006.50
2008 916.50 683.50 680.00 557.50 295.50 252.00 31.50 49.00 124.00 425.00 521.00 810.00 5345.50
2009 790.50 620.00 670.50 492.50 265.00 96.50 25.00 54.50 104.50 406.50 596.50 914.50 5036.50
2010 596.50 530.00 593.00 501.50 378.00 189.00 61.50 57.50 122.50 350.50 580.50 691.50 4652.00
2011 694.50 681.50 579.00 546.50 410.00 187.50 70.00 46.00 63.50 346.50 611.00 840.50 5076.50
2012 718.00 669.50 654.00 410.00 321.00 203.50 39.00 28.50 119.00 356.00 499.50 717.00 4735.00
2013 858.50 617.50 171.00 s 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1476.00
Period of Record Statistics
MEAN 771.27 618.30 589.88 459.64 316.59 162.78 58.06 56.83 150.77 366.50 582.97 749.48 4883.94
S.D. 111.11 81.38 76.10 71.08 58.98 44.92 29.50 27.63 54.13 60.24 80.95 87.23 351.57
SKEW 1.00 -0.01 -0.31 -0.08 -0.31 0.35 0.40 0.55 0.13 0.40 0.29 0.30 -0.37
MAX 1130.50 826.00 767.00 605.50 429.00 281.50 129.50 129.00 260.50 532.50 823.50 1020.00 5720.88
MIN 575.50 411.00 366.00 271.00 173.00 93.00 5.50 5.00 52.50 214.00 419.00 537.50 3901.00
NO YRS 95 94 92 92 90 90 90 90 94 91 95 94 83