NEWHALEM, WASHINGTON

Monthly Total Growing Degree Days

(457690)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 195812
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
1909 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 671.00 597.50 299.50 43.00 1.00 i 1611.00
1910 0.00 0.00 c 86.80 a 270.00 586.86 b 0.00 z 0.00 z 719.50 0.00 z 286.50 41.90 a 7.00 1998.56
1911 0.00 0.00 56.50 229.00 441.50 592.50 899.57 d 836.50 479.00 300.00 36.50 2.58 a 3873.66
1912 0.00 28.00 100.00 240.50 571.00 690.50 808.00 734.50 555.50 190.00 37.50 1.50 3957.00
1913 0.00 0.00 6.00 202.50 434.00 610.00 780.00 806.00 514.00 195.00 44.00 10.00 3601.50
1914 2.00 15.00 122.50 343.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 482.50
1915 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
1916 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
1917 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
1918 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
1919 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
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 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1921 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
1922 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
1923 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
1924 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
1925 0.00 z 24.50 84.00 344.00 594.17 a 655.50 894.00 0.00 z 0.00 z 379.48 b 74.48 a 130.00 3180.13
1926 17.00 76.00 322.50 528.62 a 492.50 728.00 880.00 758.00 510.00 384.00 199.29 b 20.27 e 4916.18
1927 3.50 13.50 78.00 234.00 419.00 689.00 882.50 859.00 559.00 327.50 25.50 7.23 a 4097.73
1928 6.50 44.00 150.00 253.00 611.50 591.00 833.00 790.50 608.50 295.50 105.50 0.50 4289.50
1929 0.00 0.50 97.50 208.50 507.50 572.00 798.50 799.00 649.50 407.50 65.69 a 20.50 4126.69
1930 0.00 7.50 160.50 390.50 439.00 607.50 807.50 854.50 614.00 322.50 89.50 8.00 4301.00
1931 42.00 53.00 119.50 362.00 597.00 629.50 853.50 811.50 483.00 371.00 74.50 1.50 4398.00
1932 0.50 1.00 74.50 337.00 505.00 896.50 722.50 827.50 647.50 368.00 77.00 6.00 4463.00
1933 0.00 0.00 48.00 267.00 388.50 595.50 806.50 934.00 533.28 a 385.50 200.50 3.50 4162.28
1934 18.08 a 182.50 358.50 582.50 605.00 706.00 741.50 871.00 560.50 375.10 a 135.50 74.50 5210.68
1935 5.00 60.50 24.00 247.00 495.00 622.50 767.50 797.50 686.50 342.50 33.50 56.00 4137.50
1936 2.00 0.00 12.50 290.50 573.50 647.00 752.78 a 815.50 595.50 382.50 109.00 0.00 4180.78
1937 0.00 1.50 87.00 152.50 449.00 636.00 869.00 694.00 669.50 428.00 83.50 15.00 4085.00
1938 1.19 e 39.00 113.00 335.00 560.00 701.50 882.00 749.50 758.08 d 441.50 50.50 16.50 4647.77
1939 7.50 0.50 145.00 341.50 504.50 531.50 774.00 829.25 c 612.00 354.00 155.00 76.00 4330.75
1940 52.50 33.00 205.50 369.00 571.00 700.00 781.50 802.00 751.00 403.50 56.00 42.00 4767.00
1941 31.00 155.50 352.00 399.50 511.50 641.50 924.00 806.50 500.00 382.50 139.00 33.00 4876.00
1942 42.00 32.00 116.50 379.00 471.50 596.00 888.00 909.00 679.50 369.00 41.00 12.00 4535.50
1943 2.00 72.00 39.50 364.00 405.50 588.00 762.50 703.50 694.00 372.00 153.50 7.00 4163.50
1944 5.50 17.00 65.50 311.00 487.00 623.00 796.00 752.00 674.00 520.50 108.50 35.50 4395.50
1945 24.00 32.00 63.00 165.00 545.00 561.50 795.00 834.00 538.00 376.00 26.50 6.00 3966.00
1946 1.00 15.00 81.00 237.50 591.00 558.00 796.00 825.50 607.50 247.50 34.00 0.50 3994.50
1947 0.00 72.50 205.50 357.41 a 617.00 573.50 746.50 753.00 624.50 341.00 64.50 5.00 4360.41
1948 0.50 2.00 69.00 181.50 444.50 718.97 a 717.81 b 723.85 a 576.00 310.50 25.00 0.00 3769.63
1949 0.00 a 15.22 e 82.00 275.00 554.50 583.50 714.00 743.50 658.00 256.00 281.00 3.00 4165.72
1950 0.00 0.00 16.50 169.00 378.50 638.50 776.50 798.50 645.00 266.00 66.50 78.50 3833.50
1951 0.00 6.00 50.00 356.00 489.50 669.83 a 812.00 773.97 a 690.00 327.00 94.00 9.50 4277.79
1952 0.00 10.50 61.50 289.14 a 538.50 447.00 f 775.00 775.50 685.50 550.00 123.50 0.00 h 3809.14
1953 24.00 37.00 105.83 b 244.50 504.50 494.00 738.50 763.00 597.00 365.00 128.00 15.00 4016.33
1954 0.00 d 17.50 60.50 107.00 479.98 a 475.00 665.50 629.82 a 571.00 321.00 222.00 29.50 3578.80
1955 6.50 2.00 20.00 89.00 h 0.00 z 109.00 w 626.50 711.50 584.50 300.00 51.50 0.00 2302.50
1956 0.50 0.00 23.50 325.00 592.00 509.00 800.32 a 753.50 589.00 229.92 a 93.50 16.50 3932.73
1957 3.00 13.00 79.00 294.50 617.50 405.50 k 692.16 b 676.50 763.00 337.50 100.50 25.00 3601.66
1958 15.00 114.00 151.00 275.00 698.50 766.50 1020.00 874.50 536.38 a 394.00 65.00 32.00 4941.88
Period of Record Statistics
MEAN 8.23 30.60 104.96 296.25 520.87 629.38 799.46 783.37 610.72 346.27 91.16 21.80 4253.15
S.D. 13.65 42.26 85.06 95.66 75.29 82.82 77.57 66.64 75.06 74.18 59.63 28.42 385.89
SKEW 1.88 2.08 1.68 0.69 0.03 0.80 0.37 -0.03 0.20 0.28 1.28 2.07 0.57
MAX 52.50 182.50 358.50 582.50 698.50 896.50 1020.00 934.00 763.00 550.00 281.00 130.00 5210.68
MIN 0.00 0.00 6.00 107.00 378.50 475.00 626.50 629.82 479.00 190.00 25.00 0.00 3578.80
NO YRS 38 39 39 38 37 34 37 38 37 39 39 37 33