REDDING, CALIFORNIA

Monthly Total Growing Degree Days

(047296)

Base Temperature = 50 F

File last updated on Jul 24, 2006
*** Note *** Provisional Data *** After Year/Month 197904
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 26.00 j 82.50 241.50 428.00 742.00 756.00 1176.50 1033.00 686.50 443.00 137.00 0.50 5726.50
1932 18.50 64.00 218.00 225.00 541.50 884.50 996.50 985.00 921.50 532.50 258.00 29.00 5674.00
1933 11.00 15.00 134.50 351.50 398.00 786.50 1168.50 1058.00 692.00 683.00 387.50 6.00 5691.50
1934 69.00 73.50 398.50 487.50 628.00 797.00 992.50 1026.00 831.00 463.50 127.50 66.00 5960.00
1935 39.94 e 64.50 81.50 278.00 561.50 861.50 925.50 1019.50 829.00 429.00 131.00 46.50 5267.44
1936 46.00 31.50 269.50 362.50 556.00 712.50 1026.50 1029.00 846.50 640.00 333.00 39.50 5892.50
1937 0.00 8.81 a 154.00 191.00 593.50 709.00 1076.00 1008.50 756.50 472.00 143.50 135.50 5248.31
1938 54.50 55.50 27.50 247.00 573.50 874.50 1043.50 956.50 801.50 385.00 130.00 75.50 5224.50
1939 43.00 34.00 222.00 470.69 a 550.00 763.50 1029.00 1015.00 758.50 529.50 283.50 53.73 a 5752.42
1940 39.50 44.50 205.00 310.50 646.00 947.00 940.00 1001.00 606.50 448.00 127.00 87.50 5402.50
1941 53.00 49.50 227.50 241.00 468.00 640.50 1038.50 856.50 660.00 404.50 214.50 42.00 4895.50
1942 53.00 24.00 126.50 181.50 350.00 741.50 1018.50 979.50 751.00 564.50 122.50 27.00 4939.50
1943 54.50 127.00 148.00 291.50 565.50 592.50 1006.50 854.50 884.00 401.50 220.50 63.50 5209.50
1944 31.52 a 17.50 209.00 162.00 519.00 596.00 976.00 937.00 877.50 544.50 70.50 54.00 4994.52
1945 16.50 53.50 61.50 328.00 420.50 726.00 1072.00 895.00 816.00 533.00 76.50 15.00 5013.50
1946 15.50 13.00 114.00 349.00 520.00 628.50 964.00 940.50 685.00 314.50 66.00 27.00 4637.00
1947 6.00 111.50 223.00 418.00 716.00 678.00 859.50 803.50 751.50 381.00 117.00 19.50 5084.50
1948 126.00 36.50 49.00 81.50 332.50 689.00 916.00 847.50 521.50 m 56.50 y 118.50 1.50 3198.00
1949 3.00 31.50 60.50 449.00 532.00 838.00 966.50 801.00 716.00 426.00 263.00 20.50 5107.00
1950 1.03 a 72.00 101.50 377.00 617.50 749.50 1039.50 981.00 722.00 384.50 194.50 43.00 5283.03
1951 0.50 58.00 194.27 a 383.50 553.50 835.50 982.50 948.50 814.00 398.00 125.50 27.50 5321.27
1952 7.50 52.00 120.50 390.00 605.50 623.00 1090.50 927.00 854.00 640.50 157.00 9.00 5476.50
1953 65.50 98.00 179.00 302.07 a 338.00 614.00 1029.50 851.50 835.50 445.00 115.00 48.50 4921.57
1954 16.00 117.50 100.50 422.50 658.00 663.00 979.00 807.50 650.50 418.50 109.50 6.00 4948.50
1955 14.00 45.00 164.00 185.50 632.00 806.00 907.00 1010.00 813.50 548.50 180.00 44.43 a 5349.93
1956 9.00 26.00 192.00 345.50 571.00 815.00 1047.00 926.00 763.97 a 424.00 228.00 79.50 5426.97
1957 5.50 142.50 160.00 363.50 536.50 889.00 989.50 856.50 774.00 351.33 a 123.00 22.70 c 5214.03
1958 28.86 b 56.54 b 45.50 300.52 a 627.50 740.17 a 1028.50 1101.00 839.50 614.50 215.00 171.50 5769.09
1959 48.00 79.50 281.07 a 503.50 528.50 901.50 1119.50 966.00 697.50 577.12 a 260.00 65.00 6027.18
1960 8.27 a 27.45 a 226.00 290.50 452.08 a 958.00 1121.50 979.08 a 807.00 455.50 91.55 a 32.50 5449.43
1961 15.50 101.50 111.50 427.00 440.00 936.00 1101.53 a 1015.50 743.79 a 510.00 131.00 23.50 5556.83
1962 114.00 32.50 115.50 498.50 500.00 837.50 1079.00 980.63 a 804.50 472.50 201.50 93.00 5729.13
1963 29.00 189.00 113.50 138.00 587.00 788.50 935.50 957.50 855.00 504.50 108.50 19.50 5225.50
1964 11.00 137.00 165.00 353.50 0.00 z 721.03 a 1064.85 a 1010.00 759.00 621.50 83.50 63.50 4989.88
1965 50.50 92.50 235.00 292.00 599.00 768.00 1041.27 c 947.50 691.55 a 673.00 139.50 3.62 a 5533.44
1966 13.50 15.00 203.00 503.00 743.50 856.50 947.00 1073.00 831.00 609.00 178.00 13.00 5985.50
1967 53.00 117.00 101.00 38.50 649.00 819.50 1132.00 1188.50 903.00 566.00 278.00 77.50 5923.00
1968 48.50 0.00 z 234.50 397.00 584.50 900.50 0.00 z 852.50 0.00 z 485.50 115.50 5.00 3623.50
1969 2.50 0.00 184.50 303.50 730.00 777.50 1105.00 1085.50 865.50 437.00 237.50 68.00 5796.50
1970 48.00 156.00 237.00 238.00 697.00 869.00 1104.50 1009.00 814.50 472.00 151.50 0.00 5796.50
1971 38.00 84.50 97.50 247.50 451.50 742.00 1111.50 1096.50 806.50 470.00 111.00 2.00 5258.50
1972 24.50 80.50 304.50 274.50 646.50 892.00 1079.00 1044.50 723.50 464.50 69.50 14.50 5618.00
1973 9.00 69.00 81.50 428.00 769.50 0.00 z 1132.00 957.50 762.00 460.00 57.50 16.50 4742.50
1974 38.00 42.50 167.50 269.50 634.00 883.50 1018.50 1031.50 0.00 z 580.50 122.50 13.00 4801.00
1975 60.00 43.00 88.00 163.00 635.00 832.00 1002.00 929.50 945.00 394.22 a 96.00 73.00 5260.72
1976 100.50 41.50 167.50 213.50 696.50 769.50 1024.03 a 759.00 757.50 530.00 264.00 89.50 5413.03
1977 21.59 c 175.00 117.50 485.00 378.72 a 978.50 1032.50 1018.50 675.50 492.00 167.00 51.00 5592.81
1978 38.00 100.00 271.00 222.00 602.50 0.00 z 1078.00 1042.00 696.00 686.00 139.50 17.50 4892.50
1979 15.50 21.00 189.50 210.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 436.50
Period of Record Statistics
MEAN 33.65 66.87 165.72 314.69 567.61 786.70 1032.22 966.65 779.46 495.33 162.03 41.73 5411.49
S.D. 28.78 45.20 76.08 113.73 109.11 101.19 70.89 89.62 77.25 91.91 74.35 36.06 344.79
SKEW 1.27 0.85 0.47 -0.19 -0.38 -0.17 -0.14 -0.28 -0.04 0.39 0.96 1.34 -0.03
MAX 126.00 189.00 398.50 503.50 769.50 978.50 1176.50 1188.50 945.00 686.00 387.50 171.50 6027.18
MIN 0.00 0.00 27.50 38.50 332.50 592.50 859.50 759.00 606.50 314.50 57.50 0.00 4637.00
NO YRS 48 48 49 49 47 46 47 48 45 47 48 48 41