ROCKLIN, CALIFORNIA

Monthly Total Growing Degree Days

(047516)

Base Temperature = 50 F

File last updated on Jul 24, 2006
*** Note *** Provisional Data *** After Year/Month 197606
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 802.00 776.00 639.00 399.50 84.50 1.50 2702.50
1949 0.00 10.50 62.00 347.50 466.55 a 737.50 850.50 759.50 710.00 341.50 165.50 6.50 4457.55
1950 31.00 40.50 64.50 282.00 474.50 602.00 917.00 860.50 647.50 401.50 173.00 65.10 a 4559.10
1951 1.00 22.50 91.00 250.00 454.50 652.00 801.50 792.50 688.50 369.00 103.00 15.50 4241.00
1952 4.50 26.00 69.00 235.50 495.00 485.00 884.50 812.50 731.00 500.00 99.50 12.50 4355.00
1953 50.50 16.50 77.00 208.00 264.50 505.00 907.00 724.00 716.00 373.00 129.50 11.00 3982.00
1954 1.03 a 32.50 41.50 291.00 475.00 560.50 872.50 676.00 583.00 333.50 68.00 8.50 3943.03
1955 0.50 10.00 70.00 85.00 432.50 591.00 757.50 836.50 665.50 399.00 95.00 44.50 3987.00
1956 5.50 6.50 85.00 212.00 418.00 656.50 833.00 747.50 634.50 309.00 69.50 0.00 3977.00
1957 4.50 80.00 99.00 218.00 386.00 757.50 867.00 762.00 670.00 285.50 23.00 8.50 4161.00
1958 8.00 100.00 20.00 193.00 507.50 614.50 837.50 965.00 712.50 508.50 136.50 33.50 4636.50
1959 45.50 14.00 148.50 314.00 371.00 722.00 942.00 789.00 566.50 427.59 b 80.00 2.50 4422.59
1960 19.50 19.00 128.00 203.50 355.50 778.00 920.00 789.00 645.50 340.50 54.50 15.50 4268.50
1961 6.00 26.00 21.50 i 200.00 290.00 741.00 894.00 849.00 573.50 355.00 57.00 7.00 3998.50
1962 0.00 18.00 34.00 272.00 342.00 635.50 812.00 761.50 603.50 298.00 100.50 2.50 3879.50
1963 2.50 0.00 z 0.00 z 78.50 396.00 604.00 755.50 769.50 673.50 370.00 58.50 0.00 3708.00
1964 0.00 11.00 83.00 202.00 370.45 a 595.00 824.50 797.50 552.50 454.50 42.50 55.50 3988.45
1965 3.00 13.00 60.50 206.00 399.00 497.00 753.00 797.00 480.50 451.00 124.00 0.00 3784.00
1966 3.50 10.00 108.00 325.00 504.50 650.50 722.50 840.50 606.50 340.50 109.50 5.00 4226.00
1967 4.50 2.00 46.00 24.50 406.50 523.50 867.00 1003.50 221.50 u 447.00 216.50 8.00 3549.00
1968 2.50 131.50 159.50 252.50 458.00 749.00 867.50 709.00 644.50 325.50 72.00 6.50 4378.00
1969 10.00 17.00 106.50 212.50 533.00 613.50 910.50 901.00 750.00 296.50 127.50 44.00 4522.00
1970 84.50 53.00 122.50 145.00 521.00 675.00 927.50 816.50 614.00 325.50 105.50 9.50 4399.50
1971 6.50 11.50 82.00 149.50 331.00 635.50 947.50 923.00 639.00 309.00 53.50 0.00 4088.00
1972 0.50 51.00 221.00 232.50 522.00 719.00 876.50 849.00 555.50 311.50 34.50 9.00 4382.00
1973 10.00 53.00 41.00 277.50 600.00 761.50 843.50 795.00 579.50 325.50 76.50 12.00 4375.00
1974 29.50 2.50 109.50 147.50 441.50 700.00 805.00 821.00 686.50 418.00 56.50 2.50 4220.00
1975 0.00 29.50 58.00 85.50 499.00 648.50 810.00 778.00 749.00 313.50 83.00 5.00 4059.00
1976 1.00 45.50 99.00 184.00 365.50 l 402.00 m 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 329.50
Period of Record Statistics
MEAN 11.98 31.57 87.92 208.36 433.87 644.81 850.30 810.75 641.39 368.90 92.82 13.99 4220.49
S.D. 19.65 30.83 43.88 77.81 79.69 85.06 60.71 72.55 66.67 62.61 44.25 17.60 233.94
SKEW 2.34 1.77 1.08 -0.45 -0.20 -0.23 -0.30 0.82 -0.29 0.70 0.89 1.71 -0.08
MAX 84.50 131.50 221.00 347.50 600.00 778.00 947.50 1003.50 750.00 508.50 216.50 65.10 4636.50
MIN 0.00 2.00 20.00 24.50 264.50 485.00 722.50 676.00 480.50 285.50 23.00 0.00 3784.00
NO YRS 28 27 26 28 27 27 28 28 27 28 28 28 24