WESTON 2 SE, OREGON

Monthly Total Heating Degree Days

(359216)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 195412
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 1069.00 0.00 z 583.50 244.50 g 172.00 f 61.50 33.67 b 249.50 578.00 757.00 779.13 a 4111.31
1894 1048.12 b 981.50 740.50 520.50 0.00 z 0.00 z 0.00 z 25.50 247.50 454.00 624.50 1022.00 5664.12
1895 1031.00 721.50 698.50 395.50 321.50 135.50 47.00 34.50 274.50 400.50 786.50 954.28 a 5800.78
1896 898.50 724.48 a 713.53 b 639.50 497.50 171.00 9.50 41.00 273.00 503.00 1016.00 843.00 6330.02
1897 1146.00 788.50 926.50 368.50 168.50 155.00 78.50 25.00 203.50 450.50 778.50 944.35 d 6033.35
1898 1046.50 583.50 812.50 371.00 259.50 102.32 b 0.00 35.50 160.50 503.50 820.00 1220.76 b 5915.58
1899 990.00 1017.50 778.00 571.00 430.50 205.00 26.50 137.50 107.00 556.00 499.00 887.00 6205.00
1900 769.00 839.00 531.00 499.00 282.00 66.21 a 46.00 100.50 249.50 521.50 784.00 0.00 z 4687.71
1901 1011.50 835.33 a 710.50 420.00 h 230.00 f 282.69 d 49.27 c 9.30 a 330.50 328.50 588.62 a 938.78 a 5085.00
1902 1197.00 758.50 587.00 f 589.50 380.00 218.00 136.50 65.50 241.50 424.00 792.41 a 1015.00 5817.91
1903 974.00 1004.00 792.00 619.82 b 376.13 a 91.00 80.50 g 56.50 g 196.50 h 460.57 c 434.00 l 615.00 k 4317.53
1904 622.00 i 607.50 i 882.97 b 457.50 371.00 150.60 e 51.00 f 39.50 133.50 f 470.00 619.50 988.26 b 3979.32
1905 1055.03 a 1010.00 766.14 c 534.00 464.00 197.50 18.50 78.50 199.00 660.50 829.00 1054.00 6866.18
1906 975.31 e 873.00 869.03 a 423.00 362.50 265.50 0.00 62.00 217.24 a 427.36 c 734.00 656.00 f 5208.94
1907 1349.02 a 816.00 763.50 527.59 a 200.50 197.68 b 12.00 82.67 a 134.50 g 238.18 a 616.55 a 852.00 5655.68
1908 822.05 c 875.58 c 664.50 421.61 b 327.50 f 169.14 a 0.00 a 15.00 104.48 a 524.23 c 649.00 1086.72 d 5332.31
1909 1182.50 531.00 g 633.50 529.29 b 342.00 114.81 d 56.00 21.18 a 265.50 648.00 754.00 1220.50 5767.28
1910 1096.50 1031.50 524.50 348.89 c 158.62 a 67.50 2.77 c 74.83 b 145.50 339.28 d 706.07 b 858.46 e 5354.41
1911 964.10 a 900.00 571.00 447.50 450.61 c 133.97 a 25.50 g 24.69 d 265.00 460.00 667.50 975.50 5859.86
1912 1063.00 839.93 b 822.02 a 519.64 b 271.77 a 148.93 b 63.00 122.45 a 281.50 583.50 676.50 915.00 6307.23
1913 1121.17 a 1057.50 835.00 491.50 320.50 132.50 35.00 0.00 z 139.50 558.52 a 693.00 1048.00 6432.18
1914 752.50 835.50 593.00 442.00 235.50 172.50 6.00 7.00 205.86 a 304.00 701.00 1205.79 b 5460.66
1915 1088.50 694.50 595.00 289.50 354.00 150.00 38.50 0.00 179.46 b 395.52 b 767.50 919.50 5471.98
1916 1480.80 c 960.50 666.00 446.00 435.50 164.50 72.85 a 31.50 143.00 450.02 a 846.60 e 1056.00 6753.27
1917 1044.50 865.00 878.50 563.50 345.50 156.50 7.00 3.00 102.50 381.50 600.00 634.50 5582.00
1918 757.00 760.50 549.22 a 432.41 a 352.50 66.96 b 10.00 k 67.88 b 79.00 369.50 752.00 981.50 5168.47
1919 950.00 873.00 704.39 d 399.83 a 308.50 166.50 19.12 a 11.50 210.50 609.15 a 830.19 d 1311.00 6393.68
1920 1105.00 907.00 766.50 631.50 373.50 204.00 19.00 83.00 233.50 576.00 793.45 a 901.50 6593.95
1921 973.00 780.50 684.00 558.00 320.50 100.50 48.00 28.50 313.00 466.00 814.00 1151.00 6237.00
1922 1305.10 a 974.50 803.50 593.00 328.50 23.50 0.50 38.50 74.50 358.00 882.50 1105.50 6487.60
1923 840.00 1062.50 663.00 422.50 276.00 168.62 a 33.00 18.00 81.00 479.50 684.00 789.50 5517.62
1924 1135.12 a 603.00 717.50 460.00 142.00 73.50 21.00 25.46 c 160.00 c 467.00 868.50 1399.98 c 6073.06
1925 867.00 632.07 a 672.00 391.50 248.50 149.50 1.00 l 0.00 z 0.00 z 0.00 z 0.00 z 539.50 n 2960.57
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 360.50 574.50 1128.00 2063.00
1928 1057.00 849.50 591.14 b 492.00 129.50 115.50 12.00 7.00 114.00 385.50 706.00 978.50 5437.64
1929 1306.59 d 1119.50 615.00 540.00 235.00 114.50 8.50 4.50 173.00 291.00 717.50 731.00 5856.09
1930 1533.47 a 615.00 600.50 286.50 290.00 119.50 4.50 5.00 115.50 527.50 784.00 1053.50 5934.97
1931 837.50 774.50 617.00 399.00 154.50 95.00 2.50 3.50 134.00 394.00 859.00 994.50 5265.00
1932 976.50 b 835.00 702.00 396.50 268.50 75.00 29.50 17.50 88.50 331.70 a 558.50 1116.50 5395.70
1933 941.50 954.07 a 653.00 455.50 379.50 106.50 8.50 31.00 194.00 266.00 687.50 740.00 5417.07
1934 735.50 668.00 437.50 225.00 181.87 a 94.50 21.00 6.95 b 154.50 340.00 588.10 a 883.50 4336.42
1935 961.00 a 762.50 723.00 539.00 254.50 75.00 a 34.00 18.60 a 49.50 472.46 d 826.07 b 1035.50 5751.13
1936 911.83 b 1303.00 699.50 337.50 146.00 85.34 a 3.10 a 8.50 148.89 c 255.00 870.00 a 808.07 a 5576.73
1937 1500.40 a 857.63 a 573.50 517.24 a 225.00 98.28 a 11.76 b 35.00 107.50 292.29 c 627.41 a 881.43 a 5727.44
1938 935.50 821.50 665.50 401.00 273.50 77.00 22.50 11.50 33.00 369.50 818.79 a 899.00 5328.29
1939 810.00 867.50 613.50 359.00 186.50 167.00 16.53 a 3.50 79.66 a 349.78 a 565.50 709.00 4727.47
1940 1017.50 705.00 488.00 411.50 147.00 61.00 6.00 0.00 81.00 290.50 868.50 881.00 4957.00
1941 964.50 679.00 479.50 328.00 275.50 130.50 0.00 31.50 210.00 464.50 625.00 854.50 5042.50
1942 1293.00 795.50 616.00 375.00 304.50 177.00 22.50 37.00 59.50 333.50 769.00 849.00 5631.50
1943 1235.57 c 826.50 742.00 349.29 b 346.00 208.00 23.00 28.00 39.00 402.00 807.50 1057.50 6064.36
1944 1014.00 873.00 718.50 444.00 262.00 150.00 20.00 15.00 110.00 267.50 788.50 1106.50 5769.00
1945 933.00 754.50 758.00 539.50 287.50 195.50 6.50 12.50 154.00 f 336.19 b 755.00 981.50 5559.69
1946 840.50 709.50 694.00 435.50 238.00 177.60 e 24.59 b 14.00 k 158.65 d 559.00 809.00 884.00 5530.34
1947 1049.50 708.00 544.00 386.50 101.00 86.50 1.00 9.50 71.50 320.50 706.50 837.50 4822.00
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 23.77 a 12.00 278.79 a 566.50 859.00 1193.00 2933.06
1949 1454.50 833.50 638.50 297.00 153.50 73.50 2.00 u 13.50 q 107.22 c 505.09 b 629.00 962.50 5654.31
1950 1483.00 824.92 b 800.50 582.00 220.00 m 176.25 b 12.50 12.40 a 117.86 b 410.23 a 721.50 820.98 a 5962.15
1951 1086.00 843.63 a 661.00 h 428.00 201.00 101.50 7.00 19.12 a 73.50 482.50 788.00 769.50 h 4030.25
1952 1085.50 780.00 766.50 366.50 249.03 a 132.50 22.98 b 11.50 57.00 197.37 a 868.00 970.00 5506.88
1953 661.85 a 721.00 734.18 a 565.18 b 382.00 237.00 9.00 18.08 a 72.00 i 333.50 610.50 796.00 5068.29
1954 1009.00 766.50 628.00 f 460.86 a 257.00 225.50 26.00 23.50 g 139.00 426.77 a 0.00 z 55.00 z 3310.63
Period of Record Statistics
MEAN 1046.90 840.76 687.25 455.26 283.44 139.59 24.27 31.52 159.85 424.61 736.54 967.47 5727.85
S.D. 201.83 138.98 108.44 95.65 93.58 55.37 25.21 30.85 78.05 107.45 104.03 154.46 568.62
SKEW 0.66 0.70 -0.07 -0.04 0.11 0.34 2.08 1.64 0.33 0.13 -0.07 0.43 -0.13
MAX 1533.47 1303.00 926.50 639.50 497.50 282.69 136.50 137.50 330.50 660.50 1016.00 1399.98 6866.18
MIN 661.85 583.50 437.50 225.00 101.00 23.50 0.00 0.00 33.00 197.37 499.00 634.50 4336.42
NO YRS 57 57 55 58 54 57 53 54 54 60 58 55 37