SIERRA CITY, CALIFORNIA

Monthly Total Growing Degree Days

(048207)

Base Temperature = 40 F

File last updated on Jul 24, 2006
*** Note *** Provisional Data *** After Year/Month 200005
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
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 805.50 753.00 658.50 429.50 116.50 5.00 2768.00
1949 1.00 8.00 19.50 359.50 412.50 726.00 895.00 777.00 700.00 425.50 325.50 29.00 4678.50
1950 3.50 80.00 78.50 303.50 530.50 610.50 952.50 916.00 660.00 421.00 272.00 54.00 o 4828.00
1951 11.07 c 0.00 z 0.00 z 108.00 n 459.50 760.00 882.00 841.00 792.00 306.50 135.00 14.50 4201.57
1952 0.00 r 0.00 z 0.00 z 0.00 z 0.00 z 291.50 k 968.50 873.50 752.50 648.33 b 163.93 b 0.00 z 3406.76
1953 0.00 z 0.00 z 0.00 z 150.00 n 181.50 442.50 877.50 718.50 798.50 357.00 126.00 48.00 3549.50
1954 14.00 163.00 66.00 365.50 582.50 550.00 883.50 719.00 584.50 395.00 171.50 23.00 4517.50
1955 1.50 19.00 100.00 82.00 464.00 0.00 z 0.00 z 0.00 z 0.00 z 125.50 q 0.00 z 0.00 z 666.50
1956 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 957.38 a 853.02 a 704.50 335.46 c 216.00 121.70 d 3188.07
1957 2.14 b 0.00 z 0.00 z 0.00 z 0.00 z 346.00 r 898.48 a 793.50 775.50 313.00 141.50 94.03 a 3018.15
1958 72.00 74.50 21.50 204.50 581.00 628.50 933.50 1037.50 800.00 663.50 264.50 260.63 d 5541.63
1959 80.00 48.50 239.50 425.50 378.00 746.50 1082.50 920.00 652.50 595.00 384.00 174.50 5726.50
1960 14.00 30.00 173.50 j 243.00 377.00 857.50 1048.00 928.50 869.50 521.50 139.44 c 127.32 c 5155.77
1961 161.00 98.50 82.50 315.50 361.00 846.50 1026.00 982.00 692.00 505.50 194.00 81.00 g 5264.50
1962 175.00 67.50 60.00 425.50 349.27 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1077.27
1963 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
1964 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 518.50 m 643.00 630.00 69.83 a 52.59 c 1395.42
1965 75.36 b 105.26 a 127.50 227.50 426.00 610.50 884.00 806.00 594.00 626.20 a 121.50 14.97 b 4618.79
1966 19.00 17.50 197.00 400.50 625.17 a 685.50 820.47 a 940.00 726.92 d 562.13 a 168.62 a 23.25 a 5186.06
1967 17.00 g 114.69 b 65.10 a 5.69 a 437.10 a 580.50 926.00 997.00 777.41 a 449.00 289.80 e 50.50 4692.80
1968 58.68 c 104.00 164.50 271.50 415.00 701.00 925.50 687.17 a 721.55 a 442.50 123.50 8.50 4623.40
1969 12.00 2.07 a 106.00 204.50 582.59 b 631.00 913.50 906.50 719.50 308.00 242.50 52.50 4680.66
1970 41.00 113.00 168.43 a 127.50 490.00 690.50 926.00 880.00 657.00 407.00 115.00 1.00 4616.43
1971 24.00 73.00 59.50 153.50 307.00 549.00 888.50 910.00 638.00 334.00 89.00 0.00 4025.50
1972 10.00 43.50 223.00 156.00 478.50 716.00 928.00 900.50 594.00 351.50 76.50 22.50 4500.00
1973 1.50 32.50 55.00 271.00 601.50 728.00 931.50 835.50 662.50 400.00 50.00 14.50 4583.50
1974 34.00 40.50 123.50 215.00 493.50 771.50 823.00 867.00 840.50 511.50 141.00 47.00 4908.00
1975 131.50 34.74 a 32.50 85.50 511.00 700.00 895.50 828.50 900.50 343.50 g 155.50 149.00 4424.24
1976 162.00 93.00 161.00 185.00 595.00 647.00 965.50 732.50 740.50 595.00 424.50 195.50 5496.50
1977 109.00 203.50 81.50 400.00 208.50 842.50 939.00 975.00 650.00 574.00 214.00 68.00 5265.00
1978 40.50 89.50 221.50 148.00 477.00 648.00 885.00 883.00 616.50 658.50 151.00 37.95 b 4856.45
1979 13.50 14.00 151.50 163.00 f 591.07 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 770.07
1980 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
1981 0.00 z 0.00 z 0.00 z 152.50 v 491.00 795.00 936.00 975.50 757.50 321.00 189.50 74.00 4539.50
1982 28.50 61.50 65.50 171.00 i 537.00 616.00 823.00 872.50 586.00 331.00 62.00 9.00 3992.00
1983 84.00 28.50 37.00 90.00 468.50 603.00 721.50 848.50 717.50 457.50 71.50 4.50 4132.00
1984 135.50 86.50 202.50 178.50 554.00 654.50 1027.50 927.00 782.50 278.00 52.00 21.00 4899.50
1985 120.50 109.50 89.50 403.50 465.50 824.00 989.00 883.50 566.50 472.50 126.50 153.00 5203.50
1986 113.00 108.50 292.50 286.00 514.00 801.50 877.50 1012.50 517.00 483.00 258.50 85.50 5349.50
1987 14.50 82.00 123.50 484.50 572.50 825.00 807.00 983.50 835.00 681.00 163.00 23.00 5594.50
1988 56.00 224.50 233.00 294.00 409.00 691.00 1056.00 1020.50 813.00 754.00 123.50 111.50 5786.00
1989 67.00 50.50 115.50 416.00 463.50 722.00 885.00 813.00 685.50 393.00 283.50 175.00 5069.50
1990 37.50 81.50 204.50 426.00 424.00 621.00 957.50 881.00 733.50 543.00 177.50 44.50 5131.50
1991 63.00 213.50 18.00 151.50 312.50 582.00 964.00 825.00 0.00 z 30.00 w 259.50 75.95 a 3464.95
1992 0.00 z 0.00 z 0.00 z 0.00 z 704.00 696.50 823.50 1009.00 790.00 549.50 150.50 14.50 4737.50
1993 13.00 0.00 z 195.50 199.50 425.00 0.00 z 0.00 z 850.00 749.00 474.50 169.50 23.50 3099.50
1994 124.00 21.00 260.00 286.50 337.00 k 676.00 999.50 918.50 707.50 0.00 z 14.50 10.00 4017.50
1995 0.00 i 137.50 j 15.50 s 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 70.50 k 0.00
1996 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 717.50 976.50 945.50 616.00 404.00 162.00 53.45 b 3874.95
1997 39.00 47.00 188.21 c 237.50 602.00 603.00 874.50 832.00 678.10 a 332.00 133.50 22.50 4589.32
1998 14.00 0.00 z 0.00 z 172.00 153.50 567.50 917.00 937.50 688.50 322.50 24.00 29.00 3825.50
1999 34.00 9.50 51.00 186.00 434.00 615.00 832.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2161.50
2000 0.00 z 0.00 z 140.00 286.07 b 452.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 878.07
Period of Record Statistics
MEAN 55.27 75.51 126.87 254.56 462.74 681.99 916.56 881.73 707.84 465.78 166.74 61.08 4943.19
S.D. 51.14 56.15 75.21 116.74 117.09 94.52 73.95 86.70 86.04 124.90 89.21 61.87 476.78
SKEW 0.87 1.07 0.35 0.10 -0.65 0.00 -0.03 -0.28 0.06 0.42 0.80 1.39 0.07
MAX 175.00 224.50 292.50 484.50 704.00 857.50 1082.50 1037.50 900.50 754.00 424.50 260.63 5786.00
MIN 1.00 2.07 18.00 5.69 153.50 442.50 721.50 687.17 517.00 278.00 14.50 0.00 4025.50
NO YRS 40 37 38 38 43 40 44 44 44 42 45 42 25