SUMMER LAKE 1 S, OREGON

Monthly Total Heating Degree Days

(358173)

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
1957 0.00 z 0.00 z 607.00 f 570.52 a 347.00 111.00 38.23 a 88.00 147.50 630.85 a 909.00 947.57 a 3789.67
1958 1002.50 708.50 915.50 620.50 206.50 186.00 27.50 7.00 226.50 383.00 753.62 a 734.50 5771.62
1959 868.50 850.50 767.00 504.50 516.00 134.00 39.50 77.50 307.00 440.50 752.50 1059.50 6317.00
1960 1145.00 934.50 721.50 576.50 476.00 91.50 2.50 121.00 164.00 497.50 863.50 986.50 6580.00
1961 937.50 752.37 a 793.00 596.50 419.50 83.50 15.00 10.00 325.50 519.50 889.00 1037.00 6378.37
1962 1242.00 947.00 885.50 472.00 463.50 157.50 48.50 71.50 108.50 494.50 702.00 883.00 6475.50
1963 1138.00 614.50 804.50 735.00 342.00 227.00 73.50 62.00 95.00 440.00 767.50 938.50 6237.50
1964 1031.50 898.00 861.50 680.00 453.50 226.50 15.00 85.00 240.50 400.50 842.00 1000.50 6734.50
1965 1007.50 777.50 796.50 550.50 436.50 158.50 44.00 73.50 318.00 339.50 733.50 1056.50 6292.00
1966 998.00 870.00 751.00 531.00 262.50 220.00 75.50 50.00 117.50 455.50 715.00 898.50 5944.50
1967 924.00 733.50 861.00 810.50 386.00 170.50 2.00 8.50 84.50 476.50 713.50 1080.00 6250.50
1968 1017.00 703.50 693.00 623.50 385.00 151.00 7.00 123.00 186.00 495.00 793.00 1018.00 6195.00
1969 1071.00 919.50 826.50 628.50 244.00 141.00 38.00 51.00 169.50 699.50 805.00 923.00 6516.50
1970 944.50 722.00 784.50 751.00 344.00 161.50 8.00 3.50 306.00 557.50 770.50 1152.50 6505.50
1971 959.00 823.50 960.00 633.50 420.50 227.50 53.50 13.00 303.00 628.50 793.00 1141.50 6956.50
1972 1075.50 810.50 649.00 694.50 315.50 98.00 30.50 48.00 308.00 524.50 832.50 1172.00 6558.50
1973 1071.00 790.50 843.50 574.50 259.50 151.00 31.00 64.00 216.50 518.50 799.50 874.00 6193.50
1974 1144.00 826.50 795.50 651.50 427.00 64.50 l 57.19 b 54.50 99.00 485.50 741.00 994.50 6276.19
1975 973.00 888.00 893.50 790.00 404.00 203.00 42.50 96.50 111.50 566.50 889.50 918.00 6776.00
1976 921.50 856.50 908.00 703.00 338.00 234.00 20.00 144.00 121.00 482.00 690.50 1042.50 6461.00
1977 1233.00 759.50 881.50 539.00 562.50 59.50 42.50 50.50 241.00 512.50 765.50 901.50 6548.50
1978 859.00 740.50 614.50 646.50 470.00 170.00 38.50 107.00 283.50 409.50 909.00 1137.50 6385.50
1979 1240.50 827.00 697.00 624.50 312.50 144.00 28.50 78.00 94.00 405.00 890.00 885.50 6226.50
1980 1024.00 714.50 829.00 521.00 371.00 244.50 10.00 82.50 154.50 448.00 730.00 927.00 6056.00
1981 946.00 826.50 738.00 508.00 384.50 154.00 47.50 12.00 180.00 566.00 738.00 865.33 b 5965.83
1982 1074.00 839.50 839.50 693.50 349.00 138.50 56.50 28.50 240.00 502.50 926.50 1062.50 6750.50
1983 868.00 722.00 727.50 665.50 356.00 179.50 90.00 27.50 198.00 395.50 758.50 1058.50 6046.50
1984 1030.00 815.50 698.00 634.50 349.50 230.00 1.50 15.00 205.50 595.50 807.00 1119.50 6501.50
1985 1201.00 907.50 833.50 441.50 330.00 99.50 0.00 z 48.00 338.00 534.50 988.50 1047.00 6769.00
1986 755.50 687.00 589.00 554.50 363.50 55.50 45.00 8.00 360.50 434.50 707.00 1012.50 5572.50
1987 1040.50 775.00 707.50 366.50 256.50 98.00 131.00 20.00 102.00 323.00 766.00 1000.00 5586.00
1988 1107.00 737.50 688.50 443.00 358.00 160.00 15.50 14.50 204.00 247.00 769.50 1038.50 5783.00
1989 1058.50 1077.00 701.63 a 414.00 352.00 58.50 13.50 53.50 173.00 489.00 725.50 973.00 6089.13
1990 880.00 861.50 693.50 355.00 389.00 131.50 8.00 45.50 57.50 430.00 697.50 1189.00 5738.00
1991 981.50 611.50 833.50 594.00 439.00 206.50 1.00 2.00 81.00 401.00 716.00 958.00 5825.00
1992 936.00 693.00 637.00 399.50 140.50 85.50 34.00 32.00 134.50 365.00 809.50 1078.50 5345.00
1993 1233.00 1015.00 641.00 569.00 242.00 210.00 118.00 47.50 154.50 428.00 913.00 962.50 6533.50
1994 872.50 857.50 632.00 455.50 243.00 120.00 6.50 2.50 97.50 478.00 954.00 990.00 5709.00
1995 888.50 608.50 785.00 590.00 321.50 191.50 21.00 56.00 94.50 463.00 586.00 894.50 5500.00
1996 907.00 781.00 693.00 512.00 392.00 112.00 15.00 26.00 209.50 484.00 701.50 870.00 5703.00
1997 926.50 850.50 628.50 569.00 190.00 142.00 30.50 4.00 128.50 487.50 693.00 1028.00 5678.00
1998 834.00 781.50 718.00 592.00 477.50 142.00 0.00 12.00 106.00 523.00 758.50 1042.50 5987.00
1999 940.50 858.00 794.50 593.00 381.00 162.00 38.00 56.50 135.50 367.35 a 586.50 961.00 5873.85
2000 942.00 738.00 754.50 432.50 320.16 b 71.00 45.00 12.00 207.00 518.00 936.50 963.50 5940.16
2001 989.00 844.00 658.50 633.00 216.50 139.00 35.50 0.00 z 93.50 373.00 726.50 955.50 5664.00
2002 942.50 731.00 779.50 470.00 323.00 73.50 3.00 58.50 146.50 550.00 753.50 898.00 5729.00
2003 802.00 806.50 641.00 650.00 343.50 60.50 1.50 4.00 91.00 296.50 837.50 887.50 5421.50
2004 926.50 812.50 532.00 452.50 318.50 94.50 2.50 32.50 174.00 490.00 795.50 908.00 5539.00
2005 977.00 796.00 674.50 547.50 323.00 205.50 0.00 8.00 186.00 423.50 815.00 1069.00 6025.00
2006 859.50 842.50 856.00 546.00 266.50 45.00 4.00 28.00 151.00 495.00 714.00 984.50 5792.00
2007 1071.50 791.50 580.50 499.00 240.00 94.50 2.50 7.00 212.00 544.00 737.50 1046.50 5826.50
2008 1101.00 790.00 808.50 655.00 328.50 159.31 a 0.00 23.00 121.50 417.00 673.50 1085.00 6162.31
2009 948.50 802.50 805.50 574.50 263.00 127.50 14.00 29.00 83.50 542.00 772.50 1104.00 6066.50
2010 807.00 758.50 749.00 640.50 492.00 155.50 24.00 48.50 134.50 415.00 823.00 908.00 5955.50
2011 949.00 898.00 785.50 665.50 485.50 178.00 16.00 2.00 65.00 441.00 839.50 1083.50 6408.50
2012 941.50 873.50 780.50 486.00 334.50 180.50 2.00 11.50 59.00 432.45 a 691.00 1013.00 5805.45
2013 1186.50 850.00 704.00 16.50 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 32.50 z 2740.50
Period of Record Statistics
MEAN 995.55 805.51 753.95 575.54 352.35 145.67 29.29 42.63 172.37 468.97 781.56 995.83 6100.37
S.D. 117.91 90.46 94.55 101.84 87.95 53.05 28.60 35.14 80.34 83.59 85.71 91.71 389.66
SKEW 0.42 0.24 -0.10 -0.04 0.01 -0.03 1.52 0.87 0.66 0.01 0.29 -0.11 0.11
MAX 1242.00 1077.00 960.00 810.50 562.50 244.50 131.00 144.00 360.50 699.50 988.50 1189.00 6956.50
MIN 755.50 608.50 532.00 355.00 140.50 45.00 0.00 2.00 57.50 247.00 586.00 734.50 5345.00
NO YRS 56 56 56 56 56 55 55 55 56 56 56 56 52