ONTARIO KSRV, OREGON

Monthly Total Heating Degree Days

(356294)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201212
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
1903 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
1904 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
1905 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
1906 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
1907 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
1908 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
1909 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
1910 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
1911 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
1912 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
1913 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
1914 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
1915 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
1916 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
1917 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
1918 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
1919 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
1920 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
1921 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
1922 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
1923 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
1924 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
1925 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
1926 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
1927 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
1928 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
1929 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
1930 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
1931 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
1932 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
1933 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
1934 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
1935 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
1936 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
1937 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
1938 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
1939 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
1940 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
1941 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
1942 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
1943 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
1944 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
1945 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.50 12.00 217.50 391.50 808.50 1122.50 2552.50
1946 1155.00 917.00 642.50 399.50 163.00 30.50 4.00 0.00 183.50 582.50 802.50 144.50 z 4880.00
1947 0.00 z 0.00 z 0.00 z 396.50 62.00 94.00 0.00 10.00 146.50 371.50 815.00 1017.00 2912.50
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 8.00 h 9.00 141.50 451.50 841.50 1342.00 2785.50
1949 1799.50 962.00 614.83 a 347.00 133.82 a 57.50 1.00 0.00 96.00 570.92 a 751.50 1084.50 6418.57
1950 1318.50 1018.50 762.60 a 500.17 a 266.08 a 95.50 3.62 a 5.50 135.50 346.00 760.50 890.50 6102.97
1951 1123.50 855.50 824.50 368.50 196.50 87.50 0.00 32.50 114.50 522.50 893.50 1162.50 6181.50
1952 1242.30 d 1099.50 814.50 363.00 170.50 70.34 a 3.00 6.00 68.00 340.50 948.00 1018.50 6144.14
1953 786.50 779.00 683.50 487.50 344.00 124.50 0.00 9.30 a 69.00 415.50 677.50 1035.50 5411.80
1954 903.50 751.50 758.00 414.50 181.72 b 150.50 6.50 37.00 133.50 508.00 719.50 1140.00 5704.22
1955 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 138.00 x 914.50 956.50 1871.00
1956 1039.50 1081.00 647.00 349.00 141.50 46.00 4.00 12.50 96.00 474.00 897.50 1065.50 5853.50
1957 1421.50 957.00 620.00 390.00 150.50 40.00 0.00 2.00 58.00 450.50 840.00 967.50 5897.00
1958 1115.00 696.00 729.00 467.00 84.50 24.50 2.50 0.00 111.50 355.50 764.50 900.55 a 5250.55
1959 933.00 749.00 692.50 332.00 276.00 11.50 0.00 6.00 167.50 392.00 875.50 1118.50 5553.50
1960 1260.50 898.50 653.50 379.00 262.00 9.00 0.00 49.00 36.50 436.00 732.50 1082.50 5799.00
1961 1082.50 660.00 616.00 404.50 161.00 0.00 0.00 0.00 164.50 440.50 836.50 1044.00 5409.50
1962 1359.50 922.00 723.00 305.50 195.50 41.00 0.50 8.50 58.00 427.00 697.50 947.00 5685.00
1963 1213.50 640.50 595.00 483.50 130.50 62.50 0.00 0.00 35.50 301.00 703.50 1152.50 5318.00
1964 1208.50 1136.00 778.50 451.00 232.00 71.00 0.00 42.00 131.00 388.00 777.00 990.50 6205.50
1965 1032.50 742.50 743.50 318.00 208.50 34.50 0.50 14.00 168.50 342.00 676.00 1057.50 5338.00
1966 929.00 807.50 622.00 384.00 134.00 70.50 4.00 9.50 13.00 467.50 634.00 985.00 5060.00
1967 925.00 730.00 668.00 548.50 192.50 32.50 0.00 0.00 30.00 466.00 732.00 1185.50 5510.00
1968 1096.00 708.00 563.50 451.00 175.50 20.00 0.00 49.00 108.50 471.00 750.00 1016.00 5408.50
1969 1089.50 897.50 719.50 368.50 84.50 56.50 0.00 2.00 59.00 540.50 812.50 953.00 5583.00
1970 951.50 701.00 686.00 575.00 188.00 43.50 0.00 0.00 212.50 561.00 722.50 1035.50 5676.50
1971 984.00 735.50 745.00 385.50 123.50 63.00 0.00 0.00 191.50 452.08 a 807.50 1134.00 5621.58
1972 1133.50 915.50 583.50 455.50 118.00 20.00 6.00 0.00 194.00 353.50 737.50 1322.50 5839.50
1973 1087.50 732.00 622.50 420.00 136.50 57.00 0.00 0.00 105.00 422.50 727.50 880.00 5190.50
1974 1143.00 739.50 646.00 408.00 243.50 28.50 15.00 2.50 75.50 412.50 724.50 1085.50 5524.00
1975 1256.00 854.00 718.00 581.50 248.50 60.00 1.50 22.00 79.00 394.00 842.00 1096.37 a 6152.87
1976 1179.50 976.50 819.00 462.00 112.50 76.50 0.00 33.00 85.50 499.10 a 820.50 1210.00 6274.10
1977 1456.00 932.00 763.00 290.50 289.50 5.00 5.00 35.00 134.50 432.50 814.50 897.00 6054.50
1978 927.00 742.50 538.00 443.00 228.00 39.00 0.50 29.50 179.50 424.50 894.00 1262.00 5707.50
1979 1564.50 920.50 646.00 439.50 142.50 43.50 6.50 0.00 24.00 342.50 925.50 1032.00 6087.00
1980 1095.00 755.00 685.50 339.50 192.50 117.50 0.00 14.00 100.50 455.50 822.50 1030.50 5608.00
1981 958.50 803.00 611.00 391.00 216.50 62.00 16.00 1.50 121.00 500.50 684.00 999.00 5364.00
1982 1315.50 1034.50 696.00 539.50 216.00 71.50 4.00 0.00 164.50 474.00 923.00 1110.00 6548.50
1983 1057.00 710.00 574.50 506.00 237.50 39.50 17.50 2.00 146.00 415.50 667.00 1209.52 a 5582.02
1984 1290.00 1058.00 686.50 496.50 255.50 112.50 0.00 0.00 162.50 525.97 a 759.50 1341.00 6687.97
1985 1464.00 1073.00 824.50 329.00 149.50 18.50 0.00 5.50 252.00 558.00 1109.00 1646.50 7429.50
1986 1263.25 a 769.00 552.50 447.00 255.00 10.00 15.50 0.00 250.00 445.00 777.00 1176.00 5960.25
1987 1282.50 816.50 602.00 251.50 116.50 35.69 a 15.00 2.50 88.00 397.50 775.00 1018.00 5400.69
1988 1310.27 a 864.50 655.50 365.50 225.50 28.00 3.00 0.00 145.50 249.00 769.50 1250.50 5866.77
1989 1449.50 1370.50 740.00 328.50 205.50 18.00 0.00 24.00 87.50 472.00 839.46 b 1123.50 6658.46
1990 996.00 868.00 570.50 255.00 207.50 45.00 1.00 4.00 9.50 484.50 800.00 1477.50 5718.50
1991 1334.00 737.50 657.00 452.50 228.00 62.50 0.00 0.00 61.50 420.00 841.00 1077.50 5871.50
1992 1061.00 721.50 508.50 332.50 86.50 29.50 2.00 35.00 114.50 404.00 887.00 1217.00 5399.00
1993 1301.50 1139.00 785.00 461.00 108.00 141.00 26.00 41.00 115.00 419.50 1061.90 a 971.50 6570.40
1994 1020.50 904.00 569.50 344.00 158.50 67.00 6.20 a 0.50 36.00 470.00 1043.00 1224.50 5843.70
1995 1012.00 703.00 659.50 476.00 203.00 79.00 9.00 37.50 75.50 550.50 739.50 1006.50 5551.00
1996 1058.50 915.00 616.00 437.50 254.00 41.00 0.00 4.00 168.50 461.00 728.50 1024.50 5708.50
1997 0.00 z 793.50 637.50 487.00 138.50 27.50 10.00 0.00 72.00 475.50 764.50 0.00 z 3406.00
1998 999.00 765.00 657.50 459.00 239.50 72.50 0.00 0.00 50.00 447.00 678.50 0.00 z 4368.00
1999 973.50 875.00 671.50 509.48 a 274.50 79.50 9.00 8.50 113.50 441.50 662.00 1106.00 5723.98
2000 1073.50 724.00 680.00 331.50 170.00 0.00 z 1.50 0.60 e 154.00 463.50 961.00 1085.50 5645.10
2001 1189.00 927.50 632.00 498.00 168.00 45.50 3.00 0.50 48.50 454.50 709.00 1105.00 5780.50
2002 1080.00 964.00 795.50 451.00 245.00 54.31 a 0.00 5.00 106.50 478.43 a 864.50 931.50 5975.74
2003 924.00 792.00 611.50 487.00 249.50 15.50 0.00 0.00 89.50 306.50 905.50 923.00 5304.00
2004 1229.00 961.50 538.00 342.00 194.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3265.00
2005 0.00 z 0.00 z 505.00 f 490.00 171.50 107.00 5.50 3.00 152.50 451.50 896.00 1320.50 3597.50
2006 978.50 916.50 720.50 427.50 172.00 4.50 0.00 7.50 127.50 488.00 731.00 1115.00 5688.50
2007 1178.00 772.50 577.50 461.00 0.00 z 48.00 0.00 9.00 122.00 476.50 777.50 1038.50 5460.50
2008 1248.00 890.50 746.50 574.00 182.50 80.00 0.00 8.50 100.50 423.50 719.50 1124.50 6098.00
2009 1134.50 874.00 0.00 z 0.00 z 0.00 z 0.00 z 1.50 15.00 49.50 0.00 z 820.00 1239.50 4134.00
2010 1022.00 792.00 668.00 532.50 359.00 74.50 2.50 24.00 80.50 302.50 777.00 1142.00 5776.50
2011 1203.00 861.00 679.00 359.00 k 302.77 a 87.69 d 0.00 c 0.00 d 20.17 a 404.00 851.00 1125.50 5534.13
2012 998.00 825.50 589.00 a 380.69 a 216.00 65.00 0.00 0.00 44.50 453.00 677.00 911.00 5159.69
2013 1504.00 778.00 607.50 11.00 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 2889.50
Period of Record Statistics
MEAN 1154.28 859.56 667.36 421.46 193.26 54.93 3.27 10.47 109.90 438.68 801.47 1097.83 5804.33
S.D. 187.32 138.12 77.71 78.02 62.75 33.68 5.36 14.00 57.02 68.33 97.77 142.50 445.56
SKEW 0.84 1.04 0.25 -0.01 0.24 0.70 2.18 1.39 0.37 -0.29 0.86 1.20 1.09
MAX 1799.50 1370.50 824.50 581.50 359.00 150.50 26.00 49.00 252.00 582.50 1109.00 1646.50 7429.50
MIN 786.50 640.50 508.50 251.50 62.00 0.00 0.00 0.00 9.50 249.00 634.00 880.00 5060.00
NO YRS 63 64 63 63 63 62 65 66 66 65 67 64 55