SUSANVILLE ARPT, CALIFORNIA

Monthly Total Growing Degree Days

(048702)

Base Temperature = 40 F

File last updated on Jul 24, 2006
*** Note *** Provisional Data *** After Year/Month 200603
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 15.50 i 42.50 180.00 319.50 674.50 721.00 1147.52 a 1061.00 622.50 422.50 96.50 2.50 5290.02
1932 1.00 9.00 159.00 220.50 471.00 813.50 907.50 928.50 808.00 398.50 184.50 5.00 4906.00
1933 0.00 8.50 104.00 272.00 304.00 721.50 1085.50 988.50 648.50 583.50 140.00 56.00 4912.00
1934 48.00 86.00 372.50 454.50 609.00 689.00 957.50 1038.00 701.00 448.50 156.00 15.50 5575.50
1935 0.00 29.00 63.50 227.50 515.50 807.50 899.00 981.50 800.00 312.50 9.00 13.00 4658.00
1936 13.00 27.00 193.50 374.50 518.50 707.50 1028.50 952.50 647.50 441.00 100.50 19.50 5023.50
1937 0.00 0.00 74.50 185.00 581.00 705.00 1031.50 949.00 724.00 424.00 111.00 56.50 4841.50
1938 18.50 0.00 8.00 274.50 484.00 760.00 929.50 856.00 678.00 304.00 27.00 17.50 4357.00
1939 12.00 2.00 168.00 409.50 524.00 663.00 979.00 968.00 635.00 327.50 68.00 59.50 4815.50
1940 15.50 24.50 133.50 289.50 596.50 870.50 882.50 960.00 528.00 393.00 20.50 12.50 4726.50
1941 0.50 23.00 129.50 190.50 477.00 595.00 940.00 804.50 486.00 256.00 146.00 25.50 4073.50
1942 0.00 0.00 59.00 204.83 a 316.00 664.00 1023.50 955.50 720.50 425.73 a 108.50 27.00 4504.56
1943 8.00 46.50 123.50 352.50 524.00 529.00 1000.00 821.50 846.50 389.00 75.00 1.00 4716.50
1944 0.00 2.00 64.50 171.00 410.00 498.50 870.50 816.50 732.50 467.50 37.50 2.50 4073.00
1945 15.50 41.50 60.00 253.00 445.50 615.50 1022.00 872.00 642.00 445.50 61.50 14.50 4488.50
1946 8.00 22.00 96.00 325.00 539.50 640.50 945.50 962.50 599.50 206.00 68.00 7.00 4419.50
1947 5.50 31.00 111.00 256.50 561.00 558.50 719.00 739.00 599.50 334.00 6.50 0.00 3921.50
1948 36.50 14.50 24.00 86.50 299.00 595.50 783.00 731.50 459.00 f 299.00 38.50 5.00 2913.00
1949 0.00 e 0.00 z 45.47 a 292.50 b 223.50 p 0.00 z 371.50 r 758.98 a 634.00 248.50 121.50 1.00 2101.95
1950 34.10 a 47.50 50.00 192.93 a 420.57 a 592.00 942.00 856.24 b 615.52 a 344.50 118.45 a 33.58 a 4247.39
1951 8.00 31.50 45.35 d 305.36 b 410.75 a 690.00 c 852.50 792.50 655.96 d 205.78 b 30.50 g 2.58 a 4000.28
1952 0.00 b 0.00 17.16 c 219.83 a 464.47 b 562.22 c 975.43 b 836.47 b 643.89 c 437.50 29.50 5.00 4191.46
1953 47.02 a 40.50 68.89 d 212.14 b 232.50 480.54 b 876.55 b 762.50 730.38 d 296.57 a 126.50 7.00 3881.09
1954 8.27 a 28.00 43.92 a 316.55 a 595.41 b 568.00 885.64 b 695.36 b 509.46 b 262.31 e 86.38 a 0.00 a 3999.30
1955 2.00 3.00 49.50 56.79 b 389.00 690.00 804.45 a 874.64 c 597.00 336.35 a 80.17 a 28.00 3910.90
1956 12.50 0.00 91.00 201.72 a 427.50 455.00 i 0.00 z 757.00 604.62 d 267.50 58.45 a 17.00 2437.29
1957 0.00 42.00 108.50 196.50 413.50 726.21 a 794.12 a 697.50 619.00 227.50 26.00 2.67 b 3853.50
1958 2.50 68.00 8.30 c 156.43 b 544.00 609.31 a 864.90 a 901.58 a 587.00 391.78 b 115.50 29.50 4278.80
1959 53.00 8.50 114.50 322.50 372.00 751.50 995.50 825.24 b 543.75 b 335.26 d 30.50 0.00 4352.25
1960 0.00 9.32 a 155.50 236.00 391.63 a 808.97 a 968.75 a 829.77 a 661.00 330.50 71.50 12.00 4474.94
1961 14.50 27.00 h 82.00 243.00 386.00 796.50 925.00 910.00 531.50 330.00 37.22 c 13.95 a 4269.67
1962 4.50 2.50 44.00 334.50 396.00 695.50 895.38 a 831.50 712.76 a 356.50 137.50 0.00 z 4410.64
1963 3.50 138.96 a 59.33 b 112.00 514.00 599.00 794.50 816.00 718.00 415.50 78.00 6.00 4254.79
1964 0.00 b 0.00 a 49.50 185.00 0.00 z 588.50 938.00 863.50 550.50 463.81 e 66.50 64.00 3769.31
1965 7.00 31.11 a 85.00 265.50 378.50 650.50 878.00 790.00 491.50 425.00 149.00 0.00 4151.11
1966 6.50 18.00 163.50 285.00 b 600.00 674.00 830.50 967.00 665.00 342.50 141.96 b 3.50 4697.46
1967 6.50 46.00 66.50 25.56 c 468.00 621.50 967.00 990.40 b 701.90 a 328.50 131.00 0.50 4353.35
1968 0.00 80.50 119.00 178.00 434.00 723.00 999.00 750.50 622.76 a 322.50 60.00 15.50 4304.76
1969 6.64 c 0.00 90.50 209.00 573.50 662.00 958.00 888.50 705.50 176.00 49.00 21.50 4340.14
1970 37.00 37.50 85.00 103.00 489.00 713.50 967.50 900.00 535.50 227.50 90.50 6.00 4192.00
1971 20.00 41.50 71.00 185.17 a 364.00 611.00 970.00 951.00 509.00 258.85 a 45.00 0.50 4027.02
1972 8.50 39.00 237.48 c 214.50 543.00 787.00 982.50 900.00 530.00 242.50 f 18.00 h 8.27 a 4250.25
1973 6.00 7.50 36.00 254.00 593.50 731.00 999.00 866.45 a 598.00 273.32 a 72.00 i 10.85 a 4375.62
1974 26.50 3.00 86.50 144.00 496.50 771.00 855.17 b 873.74 d 532.00 f 204.00 g 28.50 h 2.50 h 3256.41
1975 7.23 a 7.00 35.81 b 50.00 435.50 679.00 936.20 a 781.50 672.50 256.50 50.00 10.00 3921.24
1976 0.00 38.32 a 82.50 152.00 522.50 596.50 930.50 645.00 627.50 293.50 111.50 0.00 3999.82
1977 0.00 58.07 a 42.50 327.93 a 261.00 850.00 945.00 933.00 598.93 b 360.00 118.50 53.73 a 4548.67
1978 6.50 30.50 212.50 214.00 413.00 658.00 897.00 871.50 547.00 442.50 45.50 0.00 a 4338.00
1979 4.00 42.00 136.00 210.00 541.50 740.50 896.50 819.50 685.00 445.88 a 42.00 17.50 4580.38
1980 16.50 39.04 c 41.00 288.10 a 456.00 560.00 936.00 831.50 574.66 a 278.00 110.00 34.00 4164.80
1981 20.00 57.50 70.50 284.00 483.50 766.00 906.50 954.00 690.00 192.50 108.62 a 52.50 4585.62
1982 0.00 48.50 36.50 121.50 0.00 z 652.00 828.00 871.50 513.00 216.00 18.00 12.00 3317.00
1983 4.50 35.00 78.50 107.50 444.00 626.00 736.50 847.00 603.00 342.50 86.50 34.00 3945.00
1984 0.00 9.84 a 124.00 176.50 525.50 593.50 992.00 895.00 632.50 216.00 37.00 0.50 4202.34
1985 0.00 5.00 36.00 320.00 441.50 802.00 994.50 803.00 457.50 285.00 38.00 5.17 a 4187.67
1986 30.00 86.50 225.50 235.00 472.00 775.00 841.50 934.00 423.00 279.50 93.50 4.00 4399.50
1987 8.00 19.50 89.50 346.50 571.50 763.00 800.50 919.50 697.00 446.00 103.50 38.75 a 4803.25
1988 0.00 27.50 115.00 272.00 401.50 720.50 1056.00 977.50 632.50 484.50 104.50 0.00 4791.50
1989 0.00 29.00 140.50 370.00 420.00 763.00 869.00 782.50 587.00 265.50 43.00 0.50 4270.00
1990 34.00 4.00 127.00 417.50 402.50 641.00 520.00 o 891.00 642.00 0.00 z 0.00 z 0.00 z 3159.00
1991 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
1992 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 717.50 828.50 861.50 596.00 339.00 42.00 0.00 3384.50
1993 0.00 0.00 79.50 166.50 412.00 495.00 703.50 717.00 540.00 278.00 12.50 0.00 z 3404.00
1994 0.00 6.50 92.00 202.00 436.00 600.00 955.50 779.00 568.50 0.00 z 0.00 z 0.00 z 3639.50
1995 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 813.50 798.00 672.00 321.00 167.00 89.00 2860.50
1996 15.00 94.50 104.00 235.00 390.00 711.00 521.00 o 0.00 z 0.00 z 10.00 x 98.79 a 26.02 c 1674.31
1997 9.00 18.50 196.85 a 250.50 618.00 703.97 a 926.50 917.00 630.00 0.00 z 0.00 z 0.00 4270.32
1998 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 668.50 j 0.00 z 154.50 i 43.97 a 0.00 z 43.97
1999 10.85 a 14.00 a 57.50 f 146.50 j 372.50 f 495.00 h 933.88 c 630.50 h 0.00 z 307.50 f 132.00 f 1.00 m 958.72
2000 9.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 897.89 c 0.00 z 0.00 z 31.20 e 8.61 d 947.20
2001 0.00 10.00 189.74 b 198.33 c 0.00 z 529.50 j 0.00 z 0.00 z 473.50 j 487.39 d 85.50 f 4.13 a 889.60
2002 35.00 56.00 80.50 i 142.00 o 500.50 810.50 1075.50 923.00 709.00 348.00 55.50 11.00 4524.00
2003 0.00 z 16.00 147.00 84.00 g 452.50 805.50 1100.00 878.50 0.00 z 0.00 z 0.00 z 0.00 z 3399.50
2004 1.00 h 11.00 288.00 18.00 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 299.00
2005 0.00 z 0.00 z 0.00 z 179.00 451.50 554.00 1022.00 699.00 h 544.50 335.00 119.50 22.00 3227.50
2006 6.00 h 11.00 22.98 b 226.80 e 407.50 g 808.39 b 613.50 k 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1069.18
Period of Record Statistics
MEAN 10.55 28.05 101.63 233.81 465.61 681.34 924.17 864.72 623.62 339.59 79.13 16.19 4388.52
S.D. 13.27 27.06 67.74 87.96 89.93 92.25 91.01 86.54 83.77 87.03 44.01 19.24 360.37
SKEW 1.56 1.52 1.43 0.05 -0.16 -0.12 -0.16 -0.18 0.12 0.30 0.30 1.67 0.79
MAX 53.00 138.96 372.50 454.50 674.50 870.50 1147.52 1061.00 846.50 583.50 184.50 89.00 5575.50
MIN 0.00 0.00 8.00 25.56 232.50 480.54 703.50 645.00 423.00 176.00 6.50 0.00 3853.50
NO YRS 67 68 68 67 64 67 66 68 65 63 63 65 47