RUFF 3 SW, WASHINGTON

Monthly Total Heating Degree Days

(457223)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 195612
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
1925 1207.97 a 718.50 625.50 306.00 138.00 89.50 0.00 47.00 127.00 485.00 898.50 890.00 5532.97
1926 1060.00 661.00 531.50 283.00 228.00 50.50 0.00 10.00 279.00 126.50 t 746.25 b 1157.00 5006.25
1927 1191.43 a 817.92 b 732.00 501.50 332.00 30.00 8.50 37.00 196.00 484.50 759.00 1259.50 6349.36
1928 1244.50 910.00 643.00 537.50 73.50 r 75.50 13.00 21.00 149.48 a 492.50 840.00 1148.00 6074.48
1929 1460.00 1303.50 709.00 575.00 264.50 99.50 12.00 16.00 222.50 405.00 952.50 983.00 7002.50
1930 1612.00 789.00 652.50 346.00 270.00 136.50 13.50 9.50 139.00 543.50 870.00 1136.50 6518.00
1931 986.00 813.50 700.00 436.00 176.00 104.00 12.50 12.50 179.00 477.50 899.50 1229.50 6026.00
1932 1244.00 1041.00 709.00 386.00 290.50 75.50 40.00 57.00 159.50 467.50 705.50 1186.50 6362.00
1933 1032.00 1182.00 734.50 464.50 398.50 116.00 11.00 31.00 265.34 a 381.50 706.50 836.50 6159.34
1934 819.00 680.00 537.16 b 246.00 205.50 66.50 32.50 13.00 258.00 401.50 661.00 990.50 4910.66
1935 1060.20 a 801.00 797.00 557.50 284.50 105.00 47.50 65.50 106.00 513.57 a 967.50 1084.00 6389.27
1936 1000.50 1422.50 723.50 364.00 113.00 58.50 9.50 12.50 141.21 a 205.00 h 992.50 1019.00 5856.71
1937 1697.50 586.00 o 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 198.00 y 1697.50
1938 480.00 p 853.50 702.00 440.50 261.29 c 50.00 0.50 21.00 47.59 a 417.50 877.76 a 1045.50 4717.13
1939 918.52 d 944.00 487.00 g 401.40 e 184.45 a 142.80 e 15.00 f 6.20 a 84.31 a 427.36 c 582.00 g 659.00 g 3109.04
1940 783.50 i 635.00 f 593.00 393.89 c 129.34 b 48.00 0.00 2.21 c 39.00 312.50 971.00 997.00 3485.95
1941 1047.50 716.00 557.50 358.00 277.50 99.50 0.00 44.00 217.50 478.00 711.00 939.50 5446.00
1942 1331.00 833.30 e 706.50 412.24 a 295.50 136.03 a 6.00 22.70 c 64.62 d 428.50 796.55 a 965.00 5997.94
1943 1277.50 812.00 b 746.50 331.55 a 386.00 149.00 18.50 16.50 56.50 432.40 b 607.50 g 1118.07 a 5344.51
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 225.00 f 143.28 a 10.91 d 23.25 c 259.50 429.00 907.50 1121.00 2894.43
1946 1110.32 a 839.00 761.05 a 506.00 197.00 151.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3564.37
1947 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 566.50 m 0.00
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 19.50 22.70 c 12.00 i 0.00 z 45.50 z 838.20 e 853.00 j 880.40
1949 1631.52 d 1087.74 e 698.61 c 315.54 b 158.50 85.50 11.33 e 26.00 103.39 b 560.67 b 662.50 1043.00 6384.29
1950 1293.50 h 1026.50 779.13 a 577.50 322.00 126.72 a 16.02 a 3.74 b 115.00 526.50 841.20 e 980.50 5314.82
1951 1120.00 881.00 887.00 447.69 d 245.50 63.50 15.00 27.00 92.00 i 486.00 697.50 f 1307.50 5480.19
1952 1397.21 c 904.18 a 781.50 407.00 215.00 95.00 24.05 b 43.52 e 92.00 308.00 1036.00 1068.00 6371.46
1953 885.71 c 764.96 c 683.55 a 492.50 318.78 a 178.50 7.50 37.00 117.86 b 375.50 694.00 936.50 5492.37
1954 1198.50 833.00 823.71 c 569.50 224.50 163.00 28.42 a 56.00 167.50 529.00 656.00 1077.50 6326.63
1955 1213.65 a 971.00 640.00 j 635.00 368.50 73.50 41.00 19.00 f 185.36 b 459.66 b 1077.22 c 1240.00 6264.88
1956 1099.00 1198.50 767.52 b 403.93 b 171.02 a 121.11 c 2.00 29.34 c 113.79 a 520.80 a 957.00 1029.72 a 6413.72
Period of Record Statistics
MEAN 1193.82 915.56 703.29 433.16 248.28 98.38 14.96 26.56 149.46 453.74 840.99 1068.80 6105.16
S.D. 229.17 192.48 87.50 100.78 78.73 41.54 13.24 17.36 70.12 66.37 125.84 118.15 520.25
SKEW 0.64 1.04 -0.29 0.16 0.15 0.02 0.96 0.62 0.31 -0.54 0.05 0.17 -0.72
MAX 1697.50 1422.50 887.00 635.00 398.50 178.50 47.50 65.50 279.00 560.67 1077.22 1307.50 7002.50
MIN 819.00 661.00 531.50 246.00 113.00 19.50 0.00 2.21 39.00 308.00 656.00 836.50 4910.66
NO YRS 25 26 25 27 26 29 27 26 26 25 25 26 16