MEDFORD WSO AP, OREGON

Monthly Total Heating Degree Days

(355429)

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
1928 779.50 622.50 485.50 450.00 117.00 84.50 5.00 2.50 110.50 370.00 619.50 880.50 4527.00
1929 935.00 747.50 595.50 522.00 227.00 111.50 5.00 0.00 138.50 315.50 683.00 740.00 5020.50
1930 1047.50 568.00 483.50 319.50 329.50 67.50 0.00 1.50 128.50 357.00 651.00 892.50 4846.00
1931 797.50 593.50 526.00 312.00 102.50 80.00 0.00 0.50 127.00 335.00 725.50 831.00 4430.50
1932 911.50 705.50 536.00 451.50 240.00 72.50 20.00 26.50 21.50 325.50 573.00 937.50 4821.00
1933 934.50 764.50 587.00 397.50 413.00 73.50 0.00 13.50 157.00 258.00 689.50 736.50 5024.50
1934 731.00 543.50 309.00 218.00 157.00 77.00 2.00 0.00 95.50 296.00 548.50 769.00 3746.50
1935 874.00 592.00 671.00 395.50 223.00 56.50 29.50 7.50 7.50 380.50 764.50 854.50 4856.00
1936 755.00 645.00 569.50 290.00 172.50 51.50 3.00 1.50 82.00 221.50 657.50 865.50 4314.50
1937 1182.00 684.00 539.50 468.50 195.00 77.50 4.00 28.50 76.50 278.50 520.00 759.50 4813.50
1938 823.00 658.50 632.50 375.50 194.00 43.50 1.00 0.50 31.00 332.00 692.00 774.00 4557.50
1939 831.00 723.50 478.50 257.50 181.50 100.50 3.00 13.50 59.00 335.00 612.50 696.50 4292.00
1940 712.50 592.50 465.00 338.50 118.00 34.00 1.50 0.00 60.50 290.00 654.00 731.50 3998.00
1941 717.50 503.00 448.50 384.50 220.50 97.00 0.00 15.00 130.00 382.00 517.00 772.50 4187.50
1942 780.50 646.00 588.00 403.50 297.00 99.00 6.00 6.00 43.50 274.00 604.50 784.50 4532.50
1943 920.50 545.00 506.00 327.50 265.50 136.00 1.50 31.50 16.00 324.50 621.00 823.50 4518.50
1944 818.00 672.50 582.50 472.50 226.50 112.50 3.00 8.00 77.00 191.50 655.50 780.50 4600.00
1945 761.00 608.50 642.00 413.00 196.00 83.00 0.00 5.00 96.50 269.50 616.50 745.50 4436.50
1946 874.50 676.50 624.50 367.00 146.00 115.50 8.50 0.00 81.00 480.00 662.50 811.50 4847.50
1947 921.00 555.50 467.50 330.00 127.50 124.50 10.00 28.00 62.50 290.00 635.00 848.50 4400.00
1948 856.50 754.00 673.00 548.50 314.50 63.50 26.00 10.50 157.00 340.50 706.00 919.00 5369.00
1949 1097.00 709.50 545.00 291.50 171.50 52.50 0.50 7.00 45.00 467.00 579.00 865.00 4830.50
1950 993.50 643.50 634.00 443.50 239.00 101.50 3.00 7.00 82.50 333.50 542.50 656.50 4680.00
1951 809.50 639.50 661.00 246.50 217.50 39.00 7.00 20.50 26.50 391.00 613.50 904.50 4576.00
1952 933.50 718.50 697.50 325.50 204.00 134.50 1.50 4.00 37.50 196.00 783.00 819.00 4854.50
1953 709.50 629.50 615.50 418.50 372.50 165.50 0.50 26.50 43.50 390.00 493.50 814.50 4679.50
1954 802.50 579.00 630.50 358.50 162.50 176.00 2.50 27.50 131.50 351.00 571.50 833.00 4626.00
1955 901.00 748.50 651.00 582.00 279.00 82.50 53.00 4.50 144.50 313.00 648.50 730.50 5138.00
1956 757.00 804.00 651.00 346.00 211.50 121.00 9.50 21.50 73.50 425.50 747.00 950.50 5118.00
1957 965.50 585.00 566.50 391.50 193.00 29.00 7.50 14.00 45.50 411.00 729.00 832.50 4770.00
1958 797.50 484.50 655.00 427.50 103.50 69.00 1.00 0.00 94.00 243.50 583.00 679.50 4138.00
1959 735.00 654.50 577.50 338.00 309.00 67.00 4.50 18.00 139.50 279.00 647.50 943.00 4712.50
1960 792.50 659.50 490.00 416.50 309.00 25.50 0.00 38.50 43.00 326.00 620.00 847.50 4568.00
1961 767.50 566.50 583.00 416.50 295.00 37.50 9.50 1.50 150.50 377.50 701.50 911.50 4818.00
1962 1039.50 679.50 634.00 343.50 332.00 94.00 15.50 13.50 60.00 426.50 632.00 834.00 5104.00
1963 1061.00 529.00 653.50 568.50 261.00 127.50 22.00 7.50 7.00 315.00 672.50 902.50 5127.00
1964 923.00 786.00 664.00 519.00 319.50 92.00 9.00 24.50 129.50 291.00 718.00 730.00 5205.50
1965 808.00 626.00 505.50 351.50 275.50 81.50 5.00 8.00 112.00 236.50 551.50 931.00 4492.00
1966 830.00 703.00 565.00 351.50 187.00 96.50 27.00 13.50 56.00 358.50 580.50 756.50 4525.00
1967 788.00 686.00 640.50 576.50 213.50 52.00 0.00 0.00 12.00 353.00 584.50 921.00 4827.00
1968 881.00 505.00 522.50 471.00 224.50 51.00 0.50 32.50 59.00 259.50 606.50 832.00 4445.00
1969 908.50 675.00 605.00 467.00 136.50 40.00 0.00 10.50 74.00 479.00 675.50 786.50 4857.50
1970 696.50 589.50 557.50 565.50 234.50 71.00 0.00 0.00 93.50 372.00 528.00 834.50 4542.50
1971 897.00 680.00 624.00 497.00 288.50 124.50 18.50 12.00 112.00 432.50 706.50 898.00 5290.50
1972 898.50 633.50 472.50 510.50 244.50 55.50 2.50 11.50 182.00 391.50 606.00 1038.00 5046.50
1973 840.00 526.00 621.50 388.50 142.50 52.50 0.00 13.00 30.50 361.50 578.00 663.50 4217.50
1974 816.50 709.50 628.50 512.00 272.00 33.00 22.00 7.50 11.00 340.50 619.50 809.00 4781.00
1975 880.50 650.00 672.00 597.50 256.50 90.50 19.00 20.00 16.00 422.00 711.00 798.00 5133.00
1976 812.00 720.50 688.00 509.50 245.00 133.50 9.50 33.50 50.50 343.50 643.00 1032.00 5220.50
1977 960.50 589.50 681.50 363.00 364.00 18.50 15.00 4.50 108.00 371.50 681.00 701.50 4858.50
1978 652.50 574.50 450.50 459.50 269.00 48.50 4.00 16.00 187.50 251.50 774.00 981.50 4669.00
1979 913.50 647.50 490.50 418.00 230.00 62.50 9.50 2.00 7.00 210.00 678.50 782.00 4451.00
1980 815.00 563.50 627.00 386.00 273.00 125.00 1.00 10.00 60.00 318.00 636.00 835.50 4650.00
1981 722.50 641.50 561.50 376.00 249.00 59.50 21.50 0.00 93.50 398.50 575.00 689.00 4387.50
1982 937.00 666.50 635.00 487.50 231.50 66.00 14.50 8.00 120.50 315.00 689.50 810.50 4981.50
1983 783.50 571.00 499.00 479.00 241.50 72.50 30.50 3.50 81.50 332.00 640.50 762.50 4497.00
1984 813.50 639.50 500.00 471.50 227.00 113.00 0.00 0.00 82.00 423.00 614.50 889.00 4773.00
1985 849.50 642.00 649.50 264.50 229.50 40.50 0.00 4.50 140.50 374.00 808.00 897.50 4900.00
1986 651.50 522.50 417.00 414.50 255.50 31.50 12.50 0.00 204.00 294.00 609.50 843.00 4255.50
1987 829.50 586.00 531.00 262.00 148.50 34.00 22.50 0.00 28.50 140.50 549.50 793.00 3925.00
1988 786.00 587.00 550.50 337.50 272.50 109.00 1.50 0.00 65.00 119.50 595.00 829.00 4252.50
1989 843.00 747.50 545.00 234.50 226.50 26.50 8.00 8.00 42.50 322.00 659.00 914.00 4576.50
1990 778.00 670.50 496.50 227.00 260.50 56.50 3.00 5.50 2.00 359.50 686.00 1031.50 4576.50
1991 845.50 485.00 595.00 464.00 317.00 88.00 1.50 1.00 12.00 250.50 548.00 828.00 4435.50
1992 746.50 483.00 406.50 258.50 52.00 46.50 0.00 1.00 37.00 242.00 588.50 850.50 3712.00
1993 823.50 649.00 420.50 404.50 156.50 94.50 45.50 16.50 67.00 222.00 754.50 809.00 4463.00
1994 760.00 655.00 495.50 326.50 145.50 75.50 0.00 0.00 26.50 346.00 787.00 795.50 4413.00
1995 616.00 471.50 558.50 428.00 178.00 109.50 0.50 7.50 24.50 283.50 478.50 665.50 3821.50
1996 754.00 515.00 500.50 354.50 261.50 49.00 4.00 0.00 93.00 333.00 553.00 740.50 4158.00
1997 788.50 619.50 486.50 378.00 106.50 63.50 4.00 0.00 52.00 331.00 528.00 849.50 4207.00
1998 677.50 578.50 553.50 408.50 334.50 27.00 0.00 0.00 36.50 375.00 579.00 916.50 4486.50
1999 811.00 650.50 604.00 441.00 284.00 89.00 10.50 18.50 37.00 258.50 457.00 816.50 4477.50
2000 787.00 550.00 605.00 300.50 210.00 43.50 15.00 0.00 59.00 315.00 745.00 825.00 4455.00
2001 785.00 653.00 499.50 473.50 116.00 71.50 1.00 0.50 31.50 280.00 546.00 748.50 4206.00
2002 790.50 560.50 598.50 347.00 220.00 43.50 0.00 12.50 57.50 356.50 580.00 729.00 4295.50
2003 645.00 618.50 508.00 482.00 229.00 20.50 0.00 0.00 38.00 219.50 654.50 688.50 4103.50
2004 730.50 582.00 385.00 295.50 174.00 39.50 0.00 1.00 63.50 303.50 677.00 754.50 4006.00
2005 799.00 564.00 457.00 394.50 169.50 97.50 0.00 0.00 66.00 284.50 662.00 755.00 4249.00
2006 751.00 597.00 645.00 358.00 135.00 21.50 0.00 0.00 57.00 305.50 589.00 771.00 4230.00
2007 904.50 637.00 452.00 359.50 144.00 44.50 0.00 0.00 99.00 369.50 610.00 826.00 4446.00
2008 867.00 645.00 639.00 467.00 192.00 74.00 0.00 9.00 17.50 280.50 561.50 882.00 4634.50
2009 813.50 589.50 594.00 396.00 150.00 17.00 0.50 2.00 34.00 358.50 674.00 920.50 4549.50
2010 597.00 537.00 540.50 461.50 313.50 85.50 6.50 17.50 46.00 249.50 637.00 693.50 4185.00
2011 794.50 672.50 571.00 486.50 314.50 65.00 0.50 1.50 12.50 267.50 593.50 920.00 4699.50
2012 806.50 631.00 615.50 342.00 172.00 97.00 0.00 0.00 2.00 243.00 517.50 785.50 4212.00
2013 867.00 659.00 470.50 10.00 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 1996.50
Period of Record Statistics
MEAN 827.92 625.28 561.13 400.95 223.72 73.92 7.21 8.81 70.73 320.43 630.56 821.62 4572.49
S.D. 103.91 73.51 80.65 88.27 70.53 34.71 10.34 9.84 47.43 70.46 74.46 85.71 357.75
SKEW 0.64 0.06 -0.49 0.08 0.11 0.53 2.14 1.13 0.70 -0.19 0.16 0.30 -0.05
MAX 1182.00 804.00 697.50 597.50 413.00 176.00 53.00 38.50 204.00 480.00 808.00 1038.00 5369.00
MIN 597.00 471.50 309.00 218.00 52.00 17.00 0.00 0.00 2.00 119.50 457.00 656.50 3712.00
NO YRS 86 86 86 85 85 85 85 85 85 85 85 85 85