KENNEWICK 10 SW, WASHINGTON

Monthly Total Growing Degree Days

(454159)

Base Temperature = 40 F

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 197408
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
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 252.50 543.50 732.00 1032.00 1084.00 805.00 333.50 79.00 51.00 4912.50
1951 6.50 36.00 73.00 388.00 585.50 796.00 1051.50 973.00 753.62 a 328.00 50.00 7.00 5048.12
1952 0.00 36.50 90.00 393.00 594.00 692.50 1069.00 994.00 824.50 559.50 25.50 6.50 5285.00
1953 91.00 48.00 153.50 266.00 470.00 595.50 1022.00 991.00 804.50 455.00 113.50 27.50 5037.50
1954 15.50 50.50 70.00 271.50 593.50 629.00 946.00 844.00 668.79 a 268.00 229.00 5.00 4590.79
1955 0.00 0.50 48.00 155.50 437.50 769.14 a 876.50 991.00 719.50 361.50 45.50 10.00 4414.64
1956 4.50 3.50 107.00 398.00 640.00 668.00 1009.00 948.00 738.50 306.50 16.00 49.94 d 4888.94
1957 0.00 35.91 e 73.00 310.00 640.50 816.00 934.50 704.00 g 809.00 262.50 54.50 58.12 c 3994.04
1958 42.50 j 115.50 95.50 273.62 a 771.00 908.50 1174.50 1158.50 697.50 418.50 122.50 18.50 5754.12
1959 18.00 22.50 112.50 301.50 453.50 766.50 1094.00 915.00 600.50 378.50 90.50 11.50 4764.50
1960 5.50 8.50 200.50 313.50 464.50 799.00 1187.50 895.50 723.00 413.50 67.50 0.00 5078.50
1961 35.50 70.00 145.00 266.50 555.50 974.00 1159.50 1196.50 628.00 330.50 21.50 28.00 5410.50
1962 30.00 41.00 97.50 395.00 429.50 763.50 1031.00 926.50 756.00 364.00 130.50 25.00 4989.50
1963 14.00 79.50 147.00 241.00 573.00 781.50 899.60 e 1025.50 860.00 474.50 113.00 7.50 5216.10
1964 11.00 30.00 118.00 245.50 515.50 733.50 1014.00 857.00 647.50 353.00 36.00 19.00 4580.00
1965 18.50 73.00 145.50 396.50 562.00 793.00 1069.50 989.00 629.00 518.00 123.50 19.00 5336.50
1966 15.00 25.00 169.00 367.00 660.50 714.00 963.00 1006.50 819.50 409.00 87.50 53.00 5289.00
1967 58.00 85.50 107.00 173.00 606.00 903.50 1115.50 1239.00 913.00 438.50 75.50 44.00 5758.50
1968 41.50 132.00 238.50 312.50 613.50 819.50 1139.50 917.00 747.00 310.50 52.50 15.50 5339.50
1969 2.00 0.00 172.00 316.50 721.00 928.50 1016.00 945.00 723.50 289.00 116.00 12.50 5242.00
1970 3.50 25.50 153.50 224.00 601.00 906.50 1099.50 1041.50 579.50 334.00 70.50 11.50 5050.50
1971 89.00 58.00 60.50 276.50 658.00 668.50 1100.50 1175.50 580.00 363.50 67.50 9.50 5107.00
1972 24.50 48.50 208.50 199.00 635.50 818.00 1031.00 1075.00 611.00 378.50 56.50 61.00 5147.00
1973 22.00 52.00 184.97 a 357.00 658.50 804.50 1129.50 974.50 666.72 a 347.00 50.00 41.50 5288.19
1974 56.50 52.00 190.50 292.00 459.50 896.25 b 1011.00 1054.50 0.00 z 0.00 z 0.00 z 0.00 z 4012.25
Period of Record Statistics
MEAN 24.43 47.06 131.69 295.40 577.70 787.08 1047.02 1009.04 721.05 374.79 78.92 24.67 5088.68
S.D. 26.59 33.50 51.78 70.22 89.75 96.67 82.77 104.34 92.53 74.90 46.58 19.01 313.06
SKEW 1.36 0.79 0.23 -0.10 0.00 0.00 -0.23 0.60 0.15 0.74 1.33 0.65 -0.35
MAX 91.00 132.00 238.50 398.00 771.00 974.00 1187.50 1239.00 913.00 559.50 229.00 61.00 5758.50
MIN 0.00 0.00 48.00 155.50 429.50 595.50 876.50 844.00 579.50 262.50 16.00 0.00 4414.64
NO YRS 23 24 24 25 25 25 25 24 24 24 24 24 21