PALOMAR MTN OBSVTRY, CALIFORNIA

Monthly Total Growing Degree Days

(046657)

Base Temperature = 50 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1901 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
1902 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
1903 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
1904 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
1905 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
1906 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
1907 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
1908 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
1909 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
1910 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
1911 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
1912 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
1913 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
1914 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
1915 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
1916 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
1917 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
1918 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
1919 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
1920 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
1921 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
1922 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
1923 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
1924 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
1925 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
1926 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
1927 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
1928 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
1929 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
1930 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
1931 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
1932 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
1933 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
1934 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
1935 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
1936 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
1937 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
1938 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 688.20 a 693.50 627.00 225.50 62.00 76.00 2372.20
1939 34.00 1.50 93.00 239.00 305.00 504.50 670.50 767.50 435.50 273.50 148.00 144.50 3616.50
1940 14.50 1.50 74.50 136.00 371.00 598.00 721.50 780.00 445.50 341.50 0.00 z 80.00 3564.00
1941 0.00 z 0.00 z 12.50 0.00 z 290.50 342.00 626.50 564.50 374.00 142.50 160.00 26.50 2539.00
1942 30.47 b 7.50 34.00 45.00 176.50 h 0.00 z 0.00 z 507.00 f 497.50 281.00 0.00 z 42.00 937.47
1943 26.00 30.59 a 34.50 203.00 347.50 359.50 663.50 659.00 623.50 313.50 98.50 0.00 3359.09
1944 16.50 0.00 22.50 40.00 227.50 261.00 551.50 691.50 582.50 307.00 17.50 30.00 2747.50
1945 28.42 a 23.50 7.00 154.00 209.00 387.00 733.00 644.00 537.00 299.00 85.50 24.00 3131.42
1946 43.50 15.50 32.50 222.00 204.08 a 509.50 654.00 718.00 582.00 165.00 41.50 83.50 3271.08
1947 22.00 47.00 43.50 159.00 348.50 371.50 730.00 611.00 655.50 282.00 54.50 7.00 3331.50
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 677.00 701.63 a 596.00 294.50 62.00 9.00 2340.13
1949 0.00 3.50 8.78 a 202.00 195.00 523.50 693.50 646.00 654.50 296.00 281.50 33.50 3537.78
1950 31.00 42.50 67.00 205.00 256.00 433.00 668.50 739.50 459.00 457.50 227.40 e 138.50 3724.90
1951 37.00 59.50 48.50 97.00 259.50 412.50 727.50 666.00 674.00 312.50 86.00 17.50 3397.50
1952 18.50 7.00 10.50 105.60 e 382.33 d 326.50 682.00 758.00 611.00 530.50 56.50 20.00 3508.43
1953 104.00 37.00 36.00 98.00 80.50 384.00 748.00 669.50 638.00 316.50 160.50 58.50 3330.50
1954 48.00 109.00 36.00 226.00 360.00 436.50 722.50 586.00 588.00 380.50 169.00 10.50 3672.00
1955 1.50 24.50 45.50 51.50 190.50 395.00 581.50 724.00 598.00 439.50 152.50 29.50 3233.50
1956 45.50 1.50 102.50 89.00 252.50 498.00 627.00 628.50 680.50 218.50 163.50 55.50 3362.50
1957 1.00 85.50 51.00 86.50 136.50 521.00 712.00 640.00 530.00 143.00 35.00 43.50 2985.00
1958 6.00 33.50 2.00 123.75 b 336.72 b 411.00 623.50 600.50 f 589.29 b 424.18 a 105.50 f 111.00 q 2549.94
1959 64.00 g 2.07 a 80.50 h 192.00 f 160.00 570.52 a 793.71 b 640.15 a 471.50 481.07 d 165.00 41.50 h 3284.02
1960 1.66 c 9.86 d 142.82 c 204.50 293.95 c 445.00 h 502.00 i 510.00 h 604.00 260.92 a 67.00 40.00 1624.71
1961 34.62 a 27.00 33.00 j 164.00 133.19 d 354.00 m 786.62 c 513.50 g 343.00 j 276.00 f 49.00 18.50 1212.93
1962 45.00 23.50 30.50 270.50 174.00 447.00 623.50 739.00 577.00 319.00 186.00 76.00 3511.00
1963 5.00 112.50 17.00 47.00 255.50 304.00 680.00 659.50 577.00 300.50 65.00 c 50.00 3073.00
1964 17.57 a 8.50 11.76 b 70.18 b 211.50 435.56 c 0.00 z 687.50 526.07 b 463.00 74.42 d 25.83 a 2531.89
1965 23.50 f 53.00 12.40 a 162.78 c 194.30 c 286.73 d 0.00 z 698.02 a 371.50 510.95 c 100.00 45.35 d 2435.03
1966 16.02 a 0.00 d 93.00 b 216.43 b 0.00 z 503.04 b 667.03 b 755.07 c 560.00 313.62 a 128.89 c 22.22 a 3275.31
1967 41.50 63.54 b 55.00 1.50 256.00 342.93 a 717.81 b 771.38 a 482.14 b 448.00 186.50 16.53 a 3382.84
1968 21.18 a 66.92 c 53.73 a 106.55 a 264.50 511.61 b 667.53 a 559.15 d 601.50 344.62 a 100.50 27.50 3325.30
1969 58.90 a 0.00 62.50 87.00 355.50 363.62 a 690.61 d 846.00 621.50 190.50 72.50 49.00 3397.63
1970 21.50 16.00 53.00 50.89 b 347.50 548.50 853.02 a 789.50 532.00 235.00 125.00 20.67 a 3592.58
1971 105.50 53.50 88.50 90.50 151.00 0.00 z 787.00 774.00 607.00 263.50 75.00 0.00 2995.50
1972 7.00 48.00 272.69 d 168.50 287.00 494.00 818.06 d 430.00 l 220.50 k 78.61 c 16.00 10.50 2200.35
1973 0.00 0.00 0.00 87.50 339.00 581.50 741.50 669.60 a 498.46 d 281.50 71.00 22.00 3292.06
1974 7.00 1.00 38.00 68.00 260.00 636.50 636.50 671.50 634.50 278.50 56.00 1.00 3288.50
1975 73.50 10.00 15.50 2.00 258.50 452.00 701.50 664.00 577.50 214.00 95.00 25.50 3089.00
1976 28.50 17.00 27.50 54.50 300.50 474.50 642.98 b 532.50 340.50 202.50 123.00 3.32 c 2747.30
1977 0.00 66.00 3.00 128.00 70.00 307.00 l 772.50 720.50 479.50 342.03 a 147.93 a 116.50 2845.96
1978 2.50 0.58 d 52.50 35.00 294.50 671.50 0.00 z 760.50 395.69 a 414.00 57.50 0.00 2684.27
1979 0.00 b 8.50 17.00 81.00 278.50 558.50 695.00 583.32 a 622.50 256.50 5.89 b 45.00 3151.71
1980 0.00 21.00 0.52 a 124.50 96.50 436.03 a 55.50 z 281.00 t 69.50 z 0.00 z 163.00 79.05 a 920.60
1981 14.98 a 49.30 e 6.41 b 162.00 268.27 e 705.50 776.00 832.00 615.00 138.00 95.50 55.50 3718.47
1982 4.00 13.00 12.00 77.50 241.50 357.50 602.00 704.00 548.50 191.50 13.50 1.50 2766.50
1983 5.50 1.50 4.00 11.50 258.50 462.50 620.50 599.00 591.00 216.00 51.00 4.13 a 2825.13
1984 0.00 1.50 35.50 107.00 504.00 508.50 746.00 650.00 563.50 112.00 27.00 0.00 3255.00
1985 7.50 27.50 4.00 249.50 220.00 580.50 773.50 690.50 271.00 186.00 55.00 24.00 3089.00
1986 28.50 0.00 z 112.50 99.50 293.00 607.50 617.00 805.00 293.00 155.50 56.50 17.00 3085.00
1987 6.00 2.00 2.50 228.00 263.00 574.50 497.50 711.00 523.50 321.00 18.00 10.50 3157.50
1988 4.50 29.00 90.50 122.00 270.50 438.50 753.00 656.50 549.50 475.50 79.00 21.00 3489.50
1989 0.50 49.00 96.50 324.00 275.00 542.50 811.50 612.00 538.50 259.50 126.50 36.00 3671.50
1990 0.00 z 13.00 86.00 100.50 144.00 530.00 755.50 641.50 535.50 383.50 82.00 6.00 3277.50
1991 3.00 56.50 0.00 53.50 159.50 351.00 663.00 633.50 527.00 441.50 130.50 2.00 3021.00
1992 9.50 13.50 2.50 202.50 335.00 413.50 0.00 z 682.50 575.50 341.00 48.00 0.50 2624.00
1993 1.50 0.00 80.50 132.50 273.50 470.50 584.00 661.00 566.50 272.50 50.00 1.00 3093.50
1994 40.00 2.00 51.50 142.50 239.50 666.00 783.27 a 802.00 600.50 195.00 6.00 0.50 3528.77
1995 2.00 68.00 44.50 68.50 108.50 386.00 707.00 809.50 621.50 376.00 183.00 63.00 3437.50
1996 24.00 38.00 53.00 173.50 298.50 558.00 835.00 818.50 502.50 330.50 70.86 a 7.00 3709.36
1997 3.00 2.50 180.50 149.50 526.00 446.50 708.00 791.50 565.00 231.00 99.00 7.48 b 3709.98
1998 13.00 0.00 29.50 89.50 65.10 a 314.00 769.50 798.00 410.00 199.95 a 56.00 12.00 2756.55
1999 22.50 17.50 29.00 106.00 250.50 507.00 683.00 720.50 588.50 448.00 186.21 a 15.50 b 3574.21
2000 20.50 6.00 55.80 a 211.03 a 444.00 602.00 783.55 b 813.75 a 659.48 a 339.89 c 45.00 c 34.50 f 3981.01
2001 0.52 a 24.00 97.65 a 84.23 d 543.00 628.45 a 681.47 b 801.50 660.54 b 430.90 a 89.44 c 1.66 c 4043.35
2002 7.50 54.50 30.00 127.00 318.50 644.00 828.00 791.50 597.50 234.64 b 54.83 a 0.00 3687.97
2003 105.50 1.50 36.50 13.00 343.98 e 587.00 832.02 c 758.50 702.00 413.00 j 9.50 20.50 g 3389.50
2004 3.00 0.00 z 273.00 136.00 340.50 594.50 777.00 738.00 542.50 236.00 5.50 52.59 c 3698.59
2005 26.00 0.00 69.15 e 0.00 z 333.00 427.00 795.50 695.50 326.50 j 285.50 110.00 g 49.50 2681.15
2006 28.00 69.50 0.00 z 27.00 m 283.00 j 425.50 j 517.00 k 491.00 i 307.50 n 109.00 n 151.50 g 43.50 m 97.50
2007 17.50 k 22.50 i 125.00 h 172.50 395.50 621.50 658.00 f 638.50 f 477.50 92.50 r 8.00 z 0.00 y 1667.00
2008 0.00 26.00 i 80.00 160.00 204.50 g 631.00 771.00 750.00 634.00 406.00 159.64 b 39.50 f 3591.64
2009 44.95 a 14.00 e 55.44 e 102.00 511.50 b 334.29 b 0.00 z 741.00 656.00 251.62 a 133.00 1.50 2845.29
2010 28.00 6.74 a 47.00 74.50 177.00 516.50 739.00 544.00 f 628.80 e 230.00 77.50 f 89.50 2537.04
2011 63.50 11.00 72.50 108.00 201.50 d 428.08 d 669.50 789.50 603.50 364.00 60.00 a 42.07 c 3413.15
2012 74.92 a 32.62 e 31.57 d 177.41 a 395.77 a 547.50 687.00 793.00 634.00 356.50 141.00 24.00 3895.30
2013 7.00 4.00 128.00 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 139.00
Period of Record Statistics
MEAN 23.10 25.32 52.95 125.63 271.48 481.70 708.09 707.58 554.86 300.73 92.99 31.90 3345.73
S.D. 25.61 27.11 53.22 68.54 103.72 106.42 73.92 74.65 91.06 101.99 58.99 32.68 310.73
SKEW 1.63 1.24 2.25 0.44 0.38 0.00 -0.28 -0.20 -1.13 0.20 0.70 1.50 -0.19
MAX 105.50 112.50 273.00 324.00 543.00 705.50 853.02 846.00 702.00 530.50 281.50 144.50 4043.35
MIN 0.00 0.00 0.00 1.50 65.10 261.00 497.50 532.50 271.00 78.61 5.50 0.00 2747.30
NO YRS 69 69 70 69 69 67 65 66 70 70 68 68 46