NESPELEM 2 S, WASHINGTON

Monthly Total Growing Degree Days

(455832)

Base Temperature = 40 F

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 199105
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
1931 0.00 h 2.50 89.00 258.50 564.00 671.00 903.00 822.00 514.66 a 259.50 22.00 0.00 4106.16
1932 0.00 10.50 64.50 249.50 471.00 736.50 733.50 849.00 530.00 287.50 43.00 0.50 3975.50
1933 0.50 0.00 18.50 211.00 335.50 607.50 825.50 825.00 443.50 275.50 11.50 18.00 3572.00
1934 3.00 3.50 128.50 461.50 544.50 700.00 857.50 906.00 441.50 297.00 64.00 0.00 4407.00
1935 1.00 0.50 23.00 172.00 451.00 627.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1275.00
1936 0.00 0.00 16.50 368.00 716.00 720.00 852.00 835.00 536.50 338.50 20.50 16.00 4419.00
1937 0.00 0.00 28.50 109.00 0.00 z 711.00 898.50 793.60 a 616.00 401.50 17.00 3.50 3578.60
1938 0.00 0.00 7.00 332.50 488.50 749.00 981.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2558.50
1939 15.00 0.00 93.00 271.50 586.00 605.50 908.00 899.00 610.00 290.00 14.00 41.00 4333.00
1940 0.00 2.50 137.50 308.00 593.00 759.50 927.00 857.00 729.00 312.50 f 12.50 1.50 4327.50
1941 0.00 3.00 179.00 330.00 449.50 674.00 991.00 853.00 426.50 253.50 43.00 36.50 4239.00
1942 0.00 0.00 48.00 284.48 a 409.50 618.00 925.50 906.00 641.00 303.50 4.04 d 0.00 4140.02
1943 0.00 a 0.00 57.02 c 310.00 322.40 a 570.00 851.50 824.71 b 721.50 265.50 t 16.50 10.00 3683.62
1944 0.00 e 0.00 d 40.96 c 306.35 d 549.50 0.00 z 975.50 859.22 a 757.22 c 409.50 31.50 x 0.00 g 3898.25
1945 3.00 7.00 55.00 94.00 j 512.50 489.00 f 1091.64 c 1044.38 b 546.00 314.50 16.80 e 3.74 b 3594.56
1946 0.00 0.00 55.91 c 157.50 i 567.41 c 374.50 k 969.02 b 951.70 a 334.50 m 114.00 j 0.00 c 2.87 d 2546.91
1947 0.00 a 22.00 113.50 255.52 a 655.28 b 645.00 b 1071.88 e 0.00 z 0.00 z 351.52 c 28.97 a 0.00 3143.66
1948 0.00 6.69 c 11.00 g 139.62 d 153.50 j 748.50 717.13 a 733.00 546.35 d 234.10 b 6.00 e 0.00 3131.39
1949 0.00 1.00 42.76 b 308.57 b 551.36 c 628.97 a 817.00 819.50 606.60 e 108.00 g 81.72 a 3.74 b 3861.22
1950 0.00 0.00 15.50 a 133.93 b 359.08 a 613.97 a 870.58 a 836.50 617.07 a 194.55 b 16.11 c 0.00 e 3657.29
1951 0.00 d 5.19 a 6.64 c 216.43 b 490.50 616.00 900.03 a 820.43 b 591.50 246.34 c 13.93 b 8.61 d 3915.60
1952 0.00 f 0.00 33.00 275.17 a 445.50 621.00 907.27 a 862.50 662.00 360.00 11.40 e 0.00 e 4177.84
1953 22.00 11.50 95.87 d 214.00 412.82 a 528.00 373.50 r 682.00 f 604.50 307.79 c 48.00 f 0.00 l 2196.47
1954 3.10 a 15.68 c 27.42 e 148.00 489.91 c 554.00 837.50 762.50 518.50 104.50 l 93.50 0.00 h 3450.11
1955 0.00 0.00 c 5.50 71.50 i 356.50 689.46 b 838.03 a 822.00 595.50 235.50 20.00 0.00 3562.50
1956 1.00 0.00 33.00 308.00 567.00 590.50 901.00 863.50 574.00 233.69 e 1.15 d 5.34 b 4078.19
1957 0.00 5.00 j 38.00 268.50 618.50 655.50 763.00 698.50 659.00 240.00 6.00 0.00 a 3947.00
1958 0.00 65.50 62.50 199.00 643.00 756.11 c 980.50 928.34 c 379.00 f 248.00 a 43.50 0.00 3926.45
1959 4.50 0.00 33.00 252.50 394.50 672.12 d 936.00 767.77 a 531.50 202.50 27.00 4.50 3825.88
1960 0.00 0.00 124.00 255.00 373.00 737.00 1170.00 808.77 c 617.31 d 293.00 2.00 0.00 4380.08
1961 3.50 16.50 80.50 195.50 396.50 797.50 965.00 1008.00 464.50 180.83 a 0.00 0.00 4108.33
1962 0.00 2.50 31.50 298.39 b 377.50 632.50 854.00 808.00 646.50 245.50 66.50 3.50 3966.39
1963 0.00 16.50 85.50 205.00 475.00 667.50 771.50 857.50 544.00 j 383.00 24.50 0.00 3486.00
1964 0.00 0.00 31.00 155.50 443.00 681.35 d 905.00 754.50 467.22 c 270.22 a 13.00 h 0.00 g 3707.78
1965 0.00 f 0.00 b 25.50 219.50 f 447.84 c 689.50 918.00 913.50 496.67 c 261.50 f 75.50 0.00 a 3566.51
1966 0.00 k 0.00 i 80.50 170.00 h 343.50 l 625.18 b 810.28 b 889.00 738.00 128.50 n 14.50 h 4.43 c 3147.38
1967 5.50 g 17.50 39.30 c 104.50 g 447.78 d 788.79 a 913.00 1028.50 786.50 185.50 k 27.00 h 0.00 e 4021.37
1968 1.50 27.00 92.40 e 110.00 k 322.00 j 668.65 d 957.68 c 772.70 d 630.00 a 207.38 b 40.00 7.00 g 3397.32
1969 0.00 0.00 35.02 d 167.00 h 272.00 p 651.00 g 851.47 a 793.60 a 654.83 a 132.50 n 19.00 s 0.00 l 2334.91
1970 0.00 k 0.00 i 39.00 m 97.00 j 272.50 n 802.20 e 956.41 d 887.00 318.00 g 47.00 r 3.50 n 0.00 2645.61
1971 13.50 25.50 76.50 0.00 z 0.00 z 683.33 c 942.92 a 1043.00 0.00 z 79.00 u 19.62 d 0.00 a 2804.37
1972 5.00 17.50 100.00 115.00 563.17 a 583.00 h 868.00 b 1181.50 458.40 e 107.00 n 11.11 c 4.00 m 3319.68
1973 0.50 j 4.26 e 52.50 g 127.50 l 365.00 j 691.03 a 914.00 831.00 570.54 b 127.00 k 11.00 k 0.00 o 3010.83
1974 14.00 m 1.00 l 64.00 j 218.50 g 407.00 610.50 g 843.64 c 889.50 647.00 283.13 a 28.50 l 1.50 n 3070.28
1975 0.00 k 0.00 j 0.00 k 94.50 i 374.50 f 624.83 a 1021.00 778.00 630.00 287.50 62.50 f 7.00 l 3341.33
1976 0.00 2.00 19.00 h 188.50 f 454.84 b 461.50 f 884.00 768.50 685.50 268.31 b 44.50 l 0.00 s 3063.16
1977 0.00 m 8.50 k 30.00 k 203.50 k 432.28 d 768.89 c 881.90 b 1041.50 535.18 b 119.00 n 23.00 q 0.00 p 3659.74
1978 0.00 n 0.00 l 103.00 i 192.00 j 435.03 a 714.50 950.84 b 838.50 548.28 a 0.00 z 13.50 0.00 e 3500.65
1979 0.00 c 6.74 a 65.00 g 223.93 b 0.00 z 730.00 996.00 943.12 e 701.79 b 338.13 d 12.00 5.74 d 3957.44
1980 0.00 e 0.00 24.50 347.00 497.50 583.00 850.29 c 772.50 536.79 b 219.50 k 51.00 q 1.00 n 3611.57
1981 2.50 n 9.00 m 55.00 m 138.00 i 334.50 h 505.18 b 788.50 985.59 b 534.00 136.50 f 16.03 a 2.58 a 2831.88
1982 0.00 26.00 19.50 87.50 427.00 794.00 831.00 880.50 573.50 219.00 6.00 0.00 3864.00
1983 0.50 k 13.00 86.00 117.50 j 514.08 a 657.50 757.00 932.50 502.50 248.50 88.50 0.00 3799.58
1984 0.00 k 0.00 j 70.50 i 94.50 k 312.58 a 576.00 840.00 898.50 463.00 181.00 30.00 0.00 3301.08
1985 0.00 j 0.00 i 0.50 l 219.00 535.50 668.00 1054.50 789.00 446.00 222.50 5.00 m 0.00 r 3934.50
1986 0.00 p 3.00 j 52.50 m 112.50 k 278.00 k 787.00 774.00 1018.00 492.00 315.50 21.00 l 0.00 k 3386.50
1987 0.00 p 0.00 i 112.00 351.96 b 327.00 m 753.50 887.00 853.50 697.00 317.00 37.00 r 10.50 m 3971.96
1988 0.00 m 4.50 k 45.50 200.50 l 289.50 k 668.50 897.50 905.00 605.69 a 207.50 m 34.00 n 0.00 m 3122.19
1989 0.00 l 0.00 l 27.00 j 208.00 j 308.50 i 772.00 901.50 836.00 606.00 110.50 n 25.00 q 0.00 x 3115.50
1990 0.50 m 0.00 m 63.50 k 217.50 k 325.50 i 312.50 n 0.00 z 547.00 m 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1991 0.00 o 0.00 z 23.50 j 313.00 482.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 795.50
Period of Record Statistics
MEAN 1.91 7.38 58.62 248.90 479.25 675.69 898.01 869.94 583.42 277.50 26.65 4.41 4058.75
S.D. 4.62 12.08 40.15 81.60 92.22 73.30 88.46 92.54 89.81 58.09 25.37 9.15 266.94
SKEW 3.09 2.80 0.87 0.05 0.36 -0.12 0.49 0.97 0.20 0.43 1.33 2.94 -0.21
MAX 22.00 65.50 179.00 461.50 716.00 802.20 1170.00 1181.50 786.50 409.50 93.50 41.00 4419.00
MIN 0.00 0.00 5.50 87.50 312.58 505.18 717.13 698.50 426.50 180.83 0.00 0.00 3572.00
NO YRS 40 45 45 38 45 52 57 55 51 38 39 39 15