GRANTS PASS, OREGON

Monthly Total Heating Degree Days

(353445)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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
1893 0.00 z 763.00 651.00 566.90 a 302.00 171.50 36.50 20.67 a 232.50 b 458.28 a 645.00 833.90 a 4681.25
1894 800.50 745.00 622.07 a 437.00 252.00 152.50 12.00 16.00 180.00 a 339.93 b 568.00 866.97 a 4991.96
1895 826.50 564.15 a 614.50 379.14 a 271.50 126.00 28.86 b 42.00 208.93 b 288.50 733.50 795.50 4879.08
1896 714.00 580.54 b 552.32 a 568.50 382.50 81.72 a 1.00 24.00 181.61 b 332.50 682.24 a 685.50 4786.43
1897 804.81 e 616.00 733.00 318.00 104.22 b 152.50 33.00 18.82 c 138.50 346.00 617.00 736.00 4617.85
1898 890.00 559.50 631.50 332.00 268.15 a 91.50 14.47 a 10.85 a 113.00 407.50 634.50 865.00 4817.97
1899 737.05 b 672.50 601.40 a 431.50 365.00 119.00 17.00 77.00 60.00 a 433.50 461.50 767.00 4742.45
1900 675.50 591.00 414.00 405.54 b 229.00 47.00 24.80 a 58.90 a 178.00 413.33 a 525.52 a 720.23 a 4282.82
1901 849.50 602.00 575.00 490.00 266.60 a 198.00 50.93 c 25.00 184.00 217.52 a 581.11 c 837.00 c 4876.66
1902 847.33 a 543.76 c 607.60 a 480.50 272.00 117.00 73.37 a 20.00 150.00 347.00 644.00 785.00 4887.56
1903 789.00 743.00 594.00 501.72 a 264.00 57.50 51.67 a 17.57 a 129.00 270.50 545.00 814.50 4777.46
1904 768.80 a 707.00 649.00 367.00 183.50 100.00 35.13 a 25.00 79.44 c 295.50 482.50 810.00 4502.88
1905 726.00 530.96 a 465.00 325.50 320.00 110.17 a 2.07 a 28.00 108.50 391.63 a 721.00 845.78 a 4574.62
1906 799.00 586.50 568.00 347.14 b 296.64 b 158.00 0.00 11.50 90.54 b 336.87 a 583.50 713.00 4490.68
1907 831.50 474.50 622.07 a 340.00 238.38 b 132.50 15.00 69.50 154.50 201.00 632.50 688.00 4399.45
1908 758.00 679.50 618.50 376.50 418.50 156.00 8.00 60.50 150.00 406.50 579.50 857.00 5068.50
1909 769.32 a 622.00 573.00 439.00 336.50 86.50 32.00 17.50 111.00 338.50 557.00 926.50 4808.82
1910 855.50 650.50 416.00 298.50 163.50 142.50 13.50 52.50 158.50 282.32 c 604.00 733.00 4370.32
1911 876.27 a 746.15 a 521.63 e 498.50 341.50 140.00 22.73 a 22.70 c 180.00 b 272.50 i 659.48 a 866.00 4874.96
1912 678.00 577.00 620.00 490.50 242.00 107.50 46.00 51.00 133.00 496.50 614.00 837.00 4892.50
1913 909.50 701.00 611.00 436.50 247.00 115.00 42.00 19.50 138.00 358.50 553.00 762.50 4893.50
1914 688.50 619.00 430.00 368.50 183.50 145.50 4.00 4.50 159.00 402.00 719.50 955.00 4679.00
1915 810.00 629.50 457.00 334.00 295.00 128.50 29.00 0.00 143.00 355.50 594.50 703.50 4479.50
1916 928.00 498.50 523.00 394.00 345.00 139.00 51.00 34.00 91.00 460.00 711.00 910.50 5085.00
1917 897.50 707.50 745.00 465.00 349.00 147.50 12.00 7.00 107.50 405.00 621.50 682.50 5147.00
1918 736.50 689.00 567.50 456.00 362.00 30.00 24.00 43.50 34.50 299.50 657.50 867.50 4767.50
1919 780.17 a 635.50 515.12 a 325.50 201.50 80.00 5.50 1.50 77.00 428.32 a 680.50 849.92 a 4580.52
1920 759.50 659.00 608.50 445.50 253.50 70.00 7.50 12.00 116.50 407.50 594.00 738.00 4671.50
1921 714.00 548.00 448.00 383.50 238.00 50.50 9.00 2.00 104.00 218.00 483.00 812.50 4010.50
1922 833.50 686.00 590.50 457.50 203.50 20.00 0.00 18.50 46.00 293.00 634.00 748.50 4531.00
1923 728.50 615.50 566.50 361.00 243.00 120.00 9.50 2.00 57.00 336.50 624.50 749.50 4413.50
1924 785.50 414.00 531.50 294.00 72.00 24.00 3.50 0.52 a 91.50 355.50 508.00 816.50 3896.52
1925 598.00 480.00 329.50 326.50 97.50 108.50 0.50 4.00 130.00 381.50 591.00 795.00 3842.00
1926 772.50 466.00 405.50 201.00 168.50 18.00 0.50 5.00 146.50 277.50 457.50 762.50 3681.00
1927 789.00 651.00 540.00 437.50 217.50 13.00 1.00 11.50 100.50 255.00 493.50 815.50 4325.00
1928 721.00 563.00 211.50 k 271.61 b 98.54 c 53.00 2.50 2.00 43.00 340.50 580.00 839.14 b 3514.28
1929 859.00 696.00 515.50 492.50 136.00 86.00 10.50 1.50 182.00 335.00 792.00 706.50 4812.50
1930 1011.50 565.00 487.50 327.50 323.50 118.00 7.00 1.00 96.00 373.00 672.50 860.50 4843.00
1931 771.00 575.50 442.00 286.50 98.00 76.00 2.50 4.00 119.50 367.50 709.50 800.00 4252.00
1932 845.00 638.00 464.50 364.00 244.00 76.50 0.00 z 100.15 e 25.00 318.00 521.00 907.00 4503.15
1933 879.00 729.50 579.50 348.50 386.97 b 91.00 2.50 17.50 129.00 255.00 705.00 659.00 4782.47
1934 647.50 510.50 255.50 178.50 127.50 87.50 7.50 5.00 85.50 274.00 502.50 754.50 3436.00
1935 857.50 586.00 618.00 374.50 245.50 68.00 41.00 17.00 19.50 369.00 709.50 848.50 4754.00
1936 724.50 596.00 510.00 272.50 167.00 62.00 1.50 5.00 89.50 281.00 754.00 778.50 4241.50
1937 1030.50 639.50 487.00 411.00 137.95 a 63.50 6.00 28.00 87.50 244.00 503.00 678.00 4315.95
1938 766.00 648.50 601.00 324.00 196.50 59.00 0.50 9.50 56.50 399.00 727.00 753.50 4541.00
1939 799.00 686.52 a 474.50 255.50 203.50 107.50 9.50 6.00 46.50 297.00 625.00 620.00 4130.52
1940 714.50 544.00 423.00 262.00 96.50 42.00 0.00 1.00 41.50 243.00 618.00 682.00 3667.50
1941 716.00 530.00 402.50 345.50 171.00 44.00 0.00 14.00 112.00 348.00 539.00 693.00 3915.00
1942 773.00 594.00 466.50 258.50 176.00 88.50 3.00 12.50 33.00 h 302.50 590.00 695.00 3959.50
1943 856.50 567.00 490.00 306.00 259.00 148.50 4.00 41.50 23.50 375.00 624.00 847.50 4542.50
1944 854.00 690.50 587.00 463.00 194.00 108.50 6.50 3.50 68.50 220.50 643.00 751.50 4590.50
1945 695.50 558.00 579.50 373.50 162.00 83.50 0.00 0.00 108.00 282.00 582.50 721.50 4146.00
1946 814.50 651.00 564.50 334.50 129.00 98.50 6.50 2.00 109.00 456.00 673.00 772.50 4611.00
1947 901.00 535.00 431.50 283.50 98.00 94.00 5.00 37.00 58.50 243.00 574.00 759.50 4020.00
1948 827.50 689.50 604.00 516.00 253.00 44.00 32.60 b 13.00 141.50 334.50 653.50 878.00 4987.10
1949 1052.00 644.50 531.00 255.50 142.50 47.00 l 1.50 9.50 46.50 461.00 552.50 810.50 4507.00
1950 914.50 602.00 588.00 419.00 245.93 a 71.00 4.50 14.00 121.03 a 294.50 486.00 579.50 4339.97
1951 758.50 600.44 a 631.00 268.45 a 225.50 50.00 7.00 23.50 33.00 345.65 a 581.00 817.50 4341.54
1952 861.50 668.00 638.50 326.50 210.50 119.50 2.00 16.00 55.00 232.50 814.00 756.00 4700.00
1953 617.93 a 581.26 a 649.00 403.50 354.00 171.50 6.00 21.18 a 46.03 a 385.50 473.28 a 725.50 4434.69
1954 753.50 578.15 a 590.00 346.50 157.07 a 163.50 96.00 33.00 114.00 383.22 b 548.00 797.50 4560.44
1955 827.00 688.00 592.50 546.50 230.50 70.50 51.00 4.00 123.50 281.50 603.00 676.00 4694.00
1956 717.00 766.50 570.00 289.50 168.95 a 66.72 a 10.50 18.60 a 45.00 a 368.00 721.00 830.00 4571.77
1957 907.50 549.50 473.78 a 332.59 a 149.00 21.50 8.50 18.00 29.50 390.00 679.50 738.50 4297.87
1958 722.00 474.50 605.50 359.50 63.50 51.50 0.00 a 0.00 84.50 286.75 a 502.50 617.00 3767.25
1959 664.50 619.00 526.00 279.50 256.00 55.50 7.00 19.00 147.50 302.77 a 664.50 885.50 4426.77
1960 778.50 621.00 421.50 347.50 237.00 21.50 0.00 21.00 39.00 326.00 588.00 809.00 4210.00
1961 733.00 502.50 544.50 343.00 237.00 13.50 10.00 0.00 160.00 335.32 a 644.50 794.50 4317.82
1962 921.50 642.00 584.50 279.50 306.50 78.00 12.00 12.50 49.00 0.00 z 519.50 770.50 4175.50
1963 958.00 409.00 567.00 484.50 180.50 110.00 16.00 18.00 25.00 305.00 587.50 809.00 4469.50
1964 779.00 665.00 600.50 425.50 258.00 81.50 4.50 13.00 69.50 214.00 635.00 708.50 4454.00
1965 794.50 596.50 497.50 328.50 245.00 72.00 1.50 10.00 83.00 187.50 499.00 843.50 4158.50
1966 783.50 628.00 516.50 274.00 147.00 79.00 12.00 11.00 41.00 282.00 520.50 708.50 4003.00
1967 718.50 580.50 586.00 541.50 179.00 42.00 0.00 0.00 4.04 d 308.00 562.00 829.00 4350.54
1968 786.50 460.50 446.50 369.50 208.50 50.50 0.50 30.50 67.00 306.00 531.00 777.00 4034.00
1969 838.50 667.50 532.50 371.50 116.00 42.00 5.00 9.50 38.50 399.50 620.50 726.50 4367.50
1970 636.00 517.00 507.00 522.00 192.50 55.00 0.00 0.00 104.00 324.00 493.00 785.50 4136.00
1971 849.50 611.50 600.50 442.00 206.50 86.00 8.00 7.00 115.50 390.00 613.50 849.50 4779.50
1972 809.00 581.50 402.00 420.00 159.00 39.50 1.50 23.50 136.50 325.50 547.00 908.00 4353.00
1973 774.50 509.50 594.00 344.00 134.00 69.50 5.50 18.00 47.00 357.00 577.50 627.00 4057.50
1974 814.50 663.50 544.50 414.00 238.00 20.00 28.00 4.50 15.00 316.00 534.00 726.00 4318.00
1975 771.00 621.50 616.00 534.50 186.50 76.50 21.00 27.50 23.50 363.50 642.50 700.50 4584.50
1976 720.50 630.50 584.00 455.00 193.00 116.50 10.00 30.00 33.00 276.50 510.50 910.50 4470.00
1977 849.00 510.50 577.50 280.50 333.50 9.50 15.00 7.50 106.50 319.00 575.00 629.50 4213.00
1978 621.00 538.50 388.00 413.00 250.00 69.00 8.00 29.50 160.00 227.00 680.50 845.50 4230.00
1979 829.50 597.00 408.50 375.00 171.00 67.50 21.00 3.50 24.00 207.91 b 624.50 712.50 4041.91
1980 729.50 516.50 566.50 345.00 234.00 0.00 z 3.50 10.00 39.00 258.00 517.00 722.50 3941.50
1981 682.50 562.00 467.00 311.50 205.00 52.00 15.00 0.00 z 0.00 z 341.00 a 515.00 631.00 3782.00
1982 850.50 574.00 566.50 448.50 158.50 60.00 8.50 9.50 102.00 260.50 631.50 741.00 4411.00
1983 726.50 530.50 471.50 433.50 210.50 73.00 42.00 6.50 89.00 268.50 542.50 705.50 4099.50
1984 726.50 593.00 450.50 412.00 207.00 95.50 0.00 0.50 85.50 367.50 594.50 827.00 4359.50
1985 821.50 593.50 606.00 246.50 0.00 z 0.00 z 0.00 8.00 0.00 z 339.97 a 766.00 933.00 4314.47
1986 616.50 483.00 373.50 368.00 239.50 31.00 12.50 0.00 180.50 263.50 529.50 744.00 3841.50
1987 756.50 577.00 502.50 233.00 153.50 22.00 16.50 4.50 50.50 0.00 z 496.61 b 767.50 3580.11
1988 726.00 543.00 518.00 280.00 245.00 114.00 2.50 0.50 55.00 111.00 537.50 793.50 3926.00
1989 771.00 702.50 504.50 210.00 210.00 22.50 13.00 12.00 33.00 303.50 585.00 843.00 4210.00
1990 713.00 642.50 447.00 207.50 250.00 70.00 1.50 14.50 5.00 274.50 582.00 958.50 4166.00
1991 803.50 446.50 595.00 440.50 0.00 z 138.00 4.00 14.00 46.50 261.00 500.50 782.00 4031.50
1992 755.50 511.00 439.50 297.00 116.00 62.00 21.00 12.50 104.00 279.00 596.00 814.50 4008.00
1993 830.50 681.00 421.50 427.50 221.00 132.50 70.00 47.00 119.50 261.50 771.00 828.50 4811.50
1994 718.00 640.00 518.00 392.50 202.50 131.00 4.00 4.50 72.00 410.50 785.50 806.00 4684.50
1995 685.00 453.50 595.00 466.00 266.50 161.50 21.50 58.50 39.50 364.00 447.00 652.50 4210.50
1996 721.50 532.00 529.00 406.00 326.00 119.00 14.50 23.50 162.50 357.00 565.00 734.50 4490.50
1997 791.00 618.00 527.50 427.00 180.00 117.00 36.50 3.00 82.00 358.50 524.50 846.50 4511.50
1998 655.00 597.00 547.00 432.00 322.00 78.50 0.50 11.00 78.50 393.00 550.00 824.50 4489.00
1999 753.00 648.00 618.00 485.50 317.23 a 130.50 30.00 28.00 79.50 330.50 494.50 772.00 4686.73
2000 750.00 548.00 617.00 334.00 245.00 82.00 26.50 12.50 94.00 323.00 693.00 770.50 4495.50
2001 795.50 651.50 519.00 483.00 183.00 117.50 14.50 11.00 53.50 344.50 559.00 0.00 z 3732.00
2002 759.00 569.50 642.50 367.50 273.00 51.50 0.00 z 19.50 62.00 404.00 0.00 z 725.00 3873.50
2003 0.00 z 604.50 0.00 z 491.50 0.00 z 30.00 0.00 0.00 36.00 0.00 z 627.00 688.00 2477.00
2004 686.00 603.00 389.50 298.50 0.00 z 44.00 1.00 1.00 82.50 298.50 665.00 756.50 3825.50
2005 799.50 585.50 462.00 416.00 177.50 108.00 0.00 3.50 80.50 311.50 649.14 a 772.50 4365.64
2006 723.00 625.00 644.50 386.00 183.93 a 34.50 3.50 8.00 73.50 327.00 554.00 778.00 4340.93
2007 902.10 a 628.50 478.00 381.00 184.45 a 65.50 0.50 1.00 107.50 392.50 600.52 a 798.50 4540.07
2008 872.65 a 646.00 616.50 487.00 216.50 92.00 1.50 11.00 42.00 334.50 524.00 859.00 4702.65
2009 802.26 b 628.00 593.50 426.00 170.50 a 23.50 1.50 8.50 33.50 372.50 643.00 902.00 4604.76
2010 591.50 527.50 560.50 489.50 341.50 99.00 10.00 23.50 66.00 298.50 610.50 718.50 4336.50
2011 771.00 688.50 581.50 489.50 324.00 88.00 8.00 1.50 41.00 314.00 630.50 912.50 4850.00
2012 780.50 655.50 657.00 373.00 198.00 112.50 1.50 1.50 17.00 276.00 522.00 775.00 4369.50
2013 907.50 665.00 526.48 a 20.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 29.00 z 2098.98
Period of Record Statistics
MEAN 784.26 601.18 537.55 380.10 222.77 85.08 13.77 16.63 89.78 325.82 598.58 780.21 4438.01
S.D. 85.74 74.65 83.43 85.45 74.16 42.26 17.21 17.49 49.92 65.82 79.80 77.78 337.19
SKEW 0.38 -0.19 -0.48 0.01 0.28 0.26 2.07 2.00 0.46 -0.12 0.44 -0.06 -0.36
MAX 1052.00 766.50 745.00 568.50 418.50 198.00 96.00 100.15 232.50 496.50 814.00 958.50 5147.00
MIN 591.50 409.00 255.50 178.50 63.50 9.50 0.00 0.00 4.04 111.00 447.00 579.50 3436.00
NO YRS 119 121 119 120 116 117 118 119 117 116 119 119 104