KEYPORT, WASHINGTON

Monthly Total Heating Degree Days

(454187)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 195802
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
1915 0.00 z 0.00 z 0.00 z 389.50 288.00 190.00 63.00 23.50 193.50 357.00 680.00 512.00 l 2184.50
1916 1152.50 682.00 671.50 469.00 407.50 199.50 173.50 119.50 243.50 555.00 732.50 899.00 6305.00
1917 891.00 745.50 785.50 564.50 391.00 259.50 123.50 55.00 230.00 419.00 500.50 684.00 5649.00
1918 713.00 740.00 590.72 d 445.00 321.00 f 111.00 k 54.50 l 52.00 i 114.00 379.50 609.83 a 747.50 4339.55
1919 739.00 701.00 637.50 468.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2545.50
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 216.00 476.50 574.50 756.50 2023.50
1921 823.00 0.00 z 0.00 z 475.00 334.50 134.50 102.00 74.92 a 188.57 b 332.00 562.00 793.00 3819.49
1922 874.00 743.00 730.50 540.50 329.00 128.50 76.00 108.00 124.80 e 323.43 a 626.50 779.00 5383.23
1923 722.00 765.00 651.00 407.00 254.50 141.50 35.81 b 9.50 111.00 296.50 506.50 671.00 4571.31
1924 720.00 488.00 0.00 z 0.00 z 0.00 z 0.00 z 57.50 0.00 z 153.50 0.00 z 0.00 z 820.43 b 2239.43
1925 751.23 a 592.50 626.00 450.50 254.50 194.00 68.50 118.50 195.50 456.50 607.00 609.67 a 4924.40
1926 731.50 562.00 509.50 328.50 297.00 117.50 62.50 88.00 259.00 376.13 a 511.00 741.00 4583.63
1927 796.50 631.50 670.50 521.00 427.00 141.50 80.00 71.50 200.69 a 302.00 m 603.00 841.00 4984.19
1928 692.85 a 635.50 522.00 478.00 251.00 167.00 48.50 87.50 212.00 414.00 576.00 757.50 4841.85
1929 918.50 792.50 0.00 z 518.00 293.00 198.00 88.50 64.00 179.50 327.00 621.00 680.00 4680.00
1930 1044.46 e 592.00 575.00 394.00 403.00 215.50 130.00 69.50 205.00 465.52 a 609.50 713.52 a 5416.99
1931 657.50 621.00 572.50 420.00 268.50 196.00 78.00 92.50 182.50 403.00 a 668.00 780.00 4939.50
1932 845.50 721.50 610.00 456.50 372.50 173.00 156.50 96.50 212.50 355.00 517.50 873.50 5390.50
1933 816.00 787.50 658.50 514.50 387.50 242.50 117.50 70.00 260.50 406.00 549.00 656.50 5466.00
1934 631.50 512.00 486.00 324.50 293.00 143.50 113.00 56.00 241.00 241.00 j 309.00 k 714.00 3514.50
1935 799.00 591.11 a 710.00 528.50 351.00 177.32 b 121.33 b 97.65 a 146.40 e 451.00 340.00 p 642.39 d 4615.70
1936 725.50 901.00 669.50 414.50 264.00 113.50 25.00 w 39.00 226.00 331.50 603.00 711.50 4999.00
1937 1085.00 710.00 558.00 514.50 315.17 a 125.17 a 57.50 88.19 b 187.00 326.00 550.00 683.00 5199.53
1938 743.48 a 625.50 605.50 433.00 285.50 124.00 73.00 138.00 125.50 365.91 c 619.00 685.10 a 4823.49
1939 669.60 a 710.37 a 641.91 b 380.50 277.50 169.66 a 76.31 e 51.50 171.00 395.50 467.78 c 547.67 a 4559.29
1940 661.50 559.00 482.50 338.50 195.00 89.50 51.15 a 59.50 112.00 299.00 646.50 635.00 4129.15
1941 680.00 554.50 437.74 b 329.50 231.50 110.00 18.50 36.50 209.00 368.00 516.50 675.50 4167.24
1942 766.50 617.00 572.50 362.50 250.14 b 145.00 64.00 0.00 z 192.93 a 358.05 a 573.50 639.78 b 4541.89
1943 877.30 a 623.78 a 627.00 354.00 312.58 a 164.48 a 73.50 73.00 139.50 232.00 186.00 j 0.00 z 3477.14
1944 0.00 z 655.50 0.00 z 426.96 b 308.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 696.35 d 2087.32
1945 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 77.00 0.00 z 0.00 z 0.00 z 0.00 z 77.00
1946 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
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 0.00 z 0.00
1948 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
1949 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
1950 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
1951 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
1952 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
1953 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
1954 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
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 0.00 z 0.00 z 0.00 z 0.00
1956 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
1957 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
1958 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
Period of Record Statistics
MEAN 797.33 661.49 608.39 437.37 309.32 162.43 84.38 74.59 186.87 378.76 584.61 719.76 5021.88
S.D. 132.02 95.70 83.11 70.43 60.11 42.52 37.05 30.40 44.33 68.69 63.63 81.53 572.46
SKEW 1.19 0.36 -0.10 -0.03 0.35 0.46 0.66 -0.06 -0.26 0.41 0.23 0.32 0.36
MAX 1152.50 901.00 785.50 564.50 427.00 259.50 173.50 138.00 260.50 555.00 732.50 899.00 6305.00
MIN 631.50 488.00 437.74 324.50 195.00 89.50 18.50 9.50 111.00 232.00 467.78 547.67 4129.15
NO YRS 27 27 24 28 26 25 25 25 28 25 24 27 16