MOUNT HAMILTON, CALIFORNIA

Monthly Total Growing Degree Days

(045933)

Base Temperature = 50 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
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 530.50 493.00 483.50 126.50 k 34.00 f 2.87 d 1509.87
1949 0.00 o 0.00 k 0.00 z 9.00 x 156.07 b 465.00 a 638.50 456.50 472.50 251.50 286.00 17.00 2743.07
1950 4.50 22.81 a 34.00 137.00 300.70 a 335.89 b 735.73 a 68.00 z 0.00 z 0.00 z 162.32 b 40.30 a 1773.26
1951 26.57 c 0.00 z 41.85 a 135.50 239.00 457.00 658.50 632.50 578.00 161.20 a 81.21 a 2.00 3013.33
1952 3.00 11.50 30.50 69.31 a 191.50 138.00 712.00 655.00 505.00 371.00 52.00 19.00 2757.81
1953 42.00 6.50 25.50 48.50 37.20 a 158.00 669.50 382.00 494.00 0.00 z 0.00 z 58.00 1921.20
1954 8.50 142.50 16.50 163.50 266.50 276.50 691.50 405.00 340.00 207.00 110.00 29.50 2657.00
1955 6.50 2.59 a 14.00 6.50 170.50 254.50 435.03 a 725.50 544.62 d 282.50 79.14 a 19.24 b 2540.62
1956 0.00 0.00 e 17.10 b 75.00 162.00 322.00 650.47 b 516.50 493.50 152.00 205.50 100.50 2694.57
1957 0.00 30.50 20.00 79.50 132.00 470.00 612.50 484.50 458.50 95.00 41.00 74.50 2498.00
1958 14.50 0.50 0.00 77.00 200.43 b 258.50 572.95 c 730.16 c 453.75 b 417.90 e 133.20 e 142.00 k 2858.89
1959 33.30 d 4.67 a 27.00 s 176.11 c 105.06 d 395.19 d 665.00 g 636.05 c 223.50 g 364.25 c 213.60 e 59.50 i 1928.23
1960 0.00 a 0.00 c 102.19 d 72.00 136.63 d 621.43 b 575.00 i 656.17 d 382.50 j 228.07 c 26.00 g 6.00 j 1816.48
1961 73.92 e 11.57 e 2.50 f 119.46 b 0.00 v 548.28 a 563.00 h 529.00 f 383.04 b 268.00 h 62.78 c 43.63 d 1242.67
1962 84.39 d 45.77 b 17.10 b 163.33 c 90.86 b 418.93 b 0.00 z 590.79 e 503.79 a 277.45 a 111.60 e 89.26 b 2393.28
1963 10.52 c 60.31 b 3.32 c 4.44 c 172.22 d 296.50 512.57 b 573.00 514.44 c 108.00 n 55.38 d 65.58 e 2268.29
1964 0.00 e 12.08 e 21.00 f 70.20 e 148.44 e 280.80 e 493.00 f 618.89 c 314.00 f 433.43 d 13.50 i 0.00 g 1563.84
1965 38.00 g 48.42 d 14.50 f 80.00 f 198.63 d 174.50 i 451.00 f 608.24 b 0.00 z 473.27 a 29.46 b 53.39 d 1411.41
1966 4.98 c 0.00 i 58.79 b 240.00 c 272.91 c 439.20 e 519.54 d 731.48 e 265.00 i 264.50 h 21.00 k 11.00 q 2266.90
1967 29.00 h 46.26 e 8.61 d 0.00 b 217.00 h 378.60 e 595.00 g 882.31 e 550.38 d 336.23 e 129.44 c 24.28 a 2356.12
1968 46.00 54.24 b 70.78 a 121.61 b 181.87 a 525.00 736.25 c 516.48 c 518.79 a 293.50 71.79 b 0.00 d 3136.31
1969 63.07 b 0.00 52.50 p 54.83 a 281.21 c 213.00 g 734.50 765.18 a 548.00 145.18 a 170.00 7.15 e 2769.13
1970 2.00 18.50 31.00 b 39.50 369.86 b 442.50 758.00 693.50 512.50 284.00 52.00 2.00 3205.36
1971 95.00 62.00 29.50 41.00 78.50 339.00 712.50 701.50 509.50 264.50 41.25 b 0.00 d 2874.25
1972 18.94 d 21.50 143.00 54.50 316.50 485.00 731.60 a 602.50 380.69 a 122.93 b 22.50 b 32.19 e 2931.86
1973 13.84 c 0.00 a 0.00 a 124.50 370.00 533.79 a 726.90 b 635.00 437.07 a 241.50 2.59 a 13.90 b 3099.08
1974 2.87 d 7.00 28.42 a 43.97 a 256.55 b 482.00 448.50 f 152.50 w 401.50 m 315.17 a 66.43 b 4.65 a 1207.05
1975 122.50 21.50 5.00 7.00 278.50 454.50 548.38 b 566.50 642.50 187.00 73.50 73.50 2980.38
1976 120.00 29.50 24.50 42.50 280.50 381.00 613.50 369.50 434.00 355.47 a 254.50 85.00 2989.97
1977 44.00 100.00 13.50 119.50 58.00 526.00 613.80 a 687.00 375.00 338.50 109.50 49.50 3034.30
1978 5.50 23.50 71.50 45.50 268.50 394.00 676.00 639.50 404.00 484.50 84.00 13.00 3109.50
1979 0.00 4.50 57.50 24.00 335.50 487.50 651.00 509.00 589.50 225.50 54.50 111.71 b 3050.21
1980 22.50 23.82 a 3.50 90.00 140.00 268.00 640.50 621.50 470.69 a 426.00 149.00 178.50 3034.01
1981 49.00 18.50 3.50 100.50 183.00 573.50 737.50 738.00 556.00 179.50 76.50 34.62 a 3250.12
1982 13.50 20.50 0.00 72.50 253.50 295.50 616.50 629.50 340.50 170.50 35.00 2.50 2450.00
1983 46.50 2.59 a 3.00 7.50 288.00 379.50 490.50 615.00 546.50 253.00 24.83 a 1.00 2657.92
1984 93.00 a 31.50 43.00 58.00 388.00 423.00 774.00 653.00 621.50 118.00 10.50 4.13 a 3217.63
1985 28.50 51.50 4.00 215.50 92.50 582.93 a 726.00 567.00 226.50 212.50 0.00 z 0.00 z 2706.93
1986 86.50 70.50 132.00 64.50 241.00 457.50 547.00 729.50 210.50 234.50 115.00 15.00 2903.50
1987 4.50 18.50 17.00 182.59 a 287.86 c 499.50 419.00 632.50 533.50 354.50 6.00 0.00 a 2955.44
1988 46.00 70.00 49.00 115.00 171.50 484.00 859.00 766.00 631.50 513.50 51.00 61.00 3817.50
1989 57.00 32.50 42.00 289.50 267.50 463.50 626.20 a 540.50 423.00 230.00 124.00 87.00 3182.70
1990 0.00 14.50 37.50 119.00 93.50 364.00 703.50 563.00 429.50 342.50 78.50 8.00 2753.50
1991 4.00 84.50 0.00 12.00 98.17 a 303.00 710.50 532.50 678.50 525.00 153.00 32.00 3133.17
1992 10.00 9.50 3.50 123.50 397.00 371.50 519.77 a 720.50 532.50 330.00 79.50 0.00 3097.27
1993 6.20 a 1.50 33.50 15.00 122.00 370.00 547.00 607.00 533.50 294.00 80.50 11.00 2621.20
1994 79.10 b 0.00 58.00 103.00 161.00 426.50 718.00 668.00 469.50 203.50 0.00 0.00 2886.60
1995 5.50 153.00 0.50 7.50 130.50 315.52 a 575.50 656.50 541.00 371.00 171.72 a 6.50 2934.74
1996 25.50 34.00 73.50 113.50 180.50 452.00 791.00 778.00 444.50 257.50 34.50 1.50 3186.00
1997 10.50 5.00 112.50 57.00 334.50 307.50 599.50 537.50 490.50 195.50 61.00 0.00 2711.00
1998 0.00 0.00 15.00 51.50 4.50 213.00 654.00 795.50 433.50 159.00 2.50 31.00 2359.50
1999 56.50 0.00 a 0.50 91.03 a 128.50 354.50 574.02 a 500.00 626.38 a 466.50 99.00 46.50 2943.43
2000 0.00 13.46 a 13.00 111.72 a 228.37 a 569.00 536.50 672.50 433.00 221.50 21.50 87.00 2907.56
2001 53.00 0.00 72.50 55.00 486.00 459.50 634.50 681.50 543.50 405.50 101.00 0.00 3492.00
2002 1.50 48.00 49.00 102.00 200.50 445.00 721.00 657.00 543.50 273.50 113.50 3.50 3158.00
2003 124.00 0.00 36.50 13.50 233.50 494.00 770.00 578.50 646.00 461.50 14.00 7.00 3378.50
2004 4.00 0.00 209.50 165.00 a 173.50 412.00 663.50 623.50 504.00 229.00 19.66 a 69.50 3073.16
2005 87.32 a 2.00 86.50 30.50 177.00 226.55 a 797.50 750.50 374.00 221.00 153.62 a 25.00 2931.49
2006 19.00 79.33 a 0.00 61.00 292.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 451.83
Period of Record Statistics
MEAN 32.35 28.60 37.74 85.41 210.90 401.37 647.87 623.23 488.43 287.64 87.13 33.54 2964.88
S.D. 36.08 34.45 42.40 62.33 98.63 109.14 97.32 105.25 96.63 109.65 65.17 37.77 288.37
SKEW 1.09 1.79 1.89 0.98 0.35 -0.30 -0.29 -0.26 -0.61 0.42 0.98 1.49 0.27
MAX 124.00 153.00 209.50 289.50 486.00 621.43 859.00 882.31 678.50 525.00 286.00 178.50 3817.50
MIN 0.00 0.00 0.00 0.00 4.50 138.00 419.00 369.50 210.50 95.00 0.00 0.00 2359.50
NO YRS 55 55 52 56 56 55 50 55 51 52 52 52 40