PALOMAR MTN OBSVTRY, CALIFORNIA

Monthly Total Growing Degree Days

(046657)

Base Temperature = 40 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 998.20 a 1003.50 927.00 495.50 277.00 240.50 3941.70
1939 176.50 48.00 273.00 500.50 608.00 804.50 980.50 1077.50 734.50 544.50 415.00 390.50 6553.00
1940 168.50 109.00 310.00 340.50 681.00 898.00 1031.50 1090.00 745.50 624.00 0.00 z 270.50 6268.50
1941 0.00 z 0.00 z 177.00 0.00 z 584.00 637.00 936.50 874.50 670.00 375.50 404.50 161.00 4820.00
1942 176.91 b 93.50 222.00 197.50 356.00 h 0.00 z 0.00 z 757.00 f 797.50 573.00 0.00 z 258.50 2318.91
1943 162.00 178.89 a 224.00 432.50 651.50 640.50 973.50 969.00 923.50 582.00 370.00 68.00 6175.39
1944 117.50 41.50 171.00 231.00 526.00 540.00 861.50 1001.50 882.50 617.00 128.00 199.00 5316.50
1945 172.57 a 138.50 88.00 357.50 497.50 683.00 1043.00 954.00 837.00 605.50 310.50 153.00 5840.07
1946 182.50 128.00 192.50 461.50 478.43 a 809.50 964.00 1028.00 882.00 417.00 199.00 281.00 6023.43
1947 162.00 237.00 219.50 375.50 645.00 671.50 1040.00 921.00 955.50 581.50 219.00 122.50 6150.00
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 987.00 1011.63 a 891.00 572.00 312.50 121.50 3895.63
1949 10.50 67.00 103.33 a 455.00 440.00 823.50 1003.50 956.00 954.50 547.00 554.50 174.00 6088.83
1950 117.50 242.00 284.00 460.50 521.50 729.00 978.50 1049.50 759.00 765.00 492.60 e 418.50 6817.60
1951 149.00 177.00 246.00 294.50 529.00 710.50 1037.50 976.00 974.00 600.00 296.50 121.00 6111.00
1952 98.50 116.50 82.00 341.40 e 692.33 d 626.50 992.00 1068.00 910.00 840.50 205.00 94.00 6066.73
1953 344.00 181.50 210.50 288.50 298.50 677.00 1058.00 979.50 938.00 607.00 395.50 238.50 6216.50
1954 205.50 326.50 150.00 506.00 657.00 734.00 1032.50 896.00 888.00 681.50 443.50 172.00 6692.50
1955 67.00 117.50 232.50 265.00 448.00 685.00 891.50 1034.00 898.00 749.50 363.00 237.50 5988.50
1956 243.00 73.50 348.00 269.50 520.50 798.00 937.00 938.50 980.50 492.50 422.00 269.50 6292.50
1957 58.50 275.00 210.50 295.00 343.50 821.00 1022.00 950.00 830.00 409.50 214.50 284.50 5714.00
1958 163.50 187.50 36.50 337.50 b 623.74 b 711.00 933.50 850.50 f 889.29 b 722.82 a 280.00 f 242.00 q 4605.34
1959 261.00 g 65.33 a 277.00 h 414.00 f 425.50 870.52 a 1103.71 b 950.15 a 769.50 769.83 d 443.00 171.00 h 5397.54
1960 107.95 c 113.10 d 441.75 c 435.00 567.96 c 665.00 h 722.00 i 740.00 h 904.00 535.27 a 267.50 207.50 3580.03
1961 238.18 a 214.50 149.00 j 394.00 415.06 d 515.50 m 1096.62 c 753.50 g 543.00 j 484.00 f 244.50 178.50 2781.36
1962 198.00 119.00 100.00 562.00 409.00 737.00 933.50 1049.00 877.00 619.00 436.00 306.50 6346.00
1963 119.00 325.00 159.00 190.50 559.50 588.50 990.00 969.50 877.00 605.00 276.67 c 272.00 5931.67
1964 126.07 a 135.50 128.81 b 229.82 b 443.00 727.22 c 0.00 z 997.50 826.07 b 773.00 250.38 d 209.77 a 4847.14
1965 171.00 f 205.50 131.23 a 315.56 c 442.30 c 565.96 d 0.00 z 1008.02 a 660.00 809.88 c 301.00 159.59 d 4599.04
1966 117.28 a 67.67 d 323.36 b 495.54 b 0.00 z 803.04 b 977.03 b 1065.07 c 860.00 623.62 a 337.22 c 190.65 a 5860.48
1967 242.50 260.62 b 246.50 62.50 520.50 628.97 a 1027.81 b 1081.38 a 782.14 b 758.00 423.50 122.97 a 6157.38
1968 169.47 a 273.27 c 240.77 a 327.41 a 545.00 798.75 b 977.53 a 869.15 d 901.50 653.07 a 327.00 157.50 6240.41
1969 212.35 a 33.00 207.00 339.50 631.00 655.86 a 1000.61 d 1156.00 921.50 483.50 290.50 242.00 6172.82
1970 151.50 185.50 212.00 227.68 b 657.50 846.00 1163.02 a 1099.50 832.00 527.50 383.50 117.28 a 6402.98
1971 276.50 194.00 321.50 282.50 393.50 0.00 z 1097.00 1084.00 904.00 479.50 243.50 12.00 5288.00
1972 150.50 236.50 582.69 d 428.50 588.00 794.00 1128.06 d 620.00 l 410.50 k 326.05 c 139.50 128.00 4501.79
1973 60.50 40.50 20.50 290.50 635.00 881.50 1051.50 979.60 a 798.46 d 571.50 239.00 185.00 5753.56
1974 80.50 100.00 207.00 284.00 538.50 936.50 946.50 981.50 934.50 544.00 270.50 103.50 5927.00
1975 230.00 77.50 112.50 79.50 534.00 744.50 1011.50 974.00 877.50 489.50 311.00 177.00 5618.50
1976 198.00 110.00 185.50 213.50 590.00 774.50 952.98 b 839.50 640.50 497.50 350.00 159.43 c 5511.41
1977 59.00 228.00 61.50 384.50 223.00 487.00 l 1082.50 1030.50 779.50 646.87 a 414.31 a 301.00 5210.68
1978 101.00 96.25 d 193.50 181.50 582.50 971.50 0.00 z 1070.50 695.69 a 722.50 198.00 67.50 4880.44
1979 16.03 b 90.50 125.50 317.50 554.50 858.00 1005.00 893.32 a 922.50 550.50 165.00 b 233.00 5731.35
1980 97.50 152.50 90.42 a 336.00 297.50 728.28 a 75.50 z 391.00 t 99.50 z 0.00 z 392.50 314.65 a 2409.34
1981 175.15 a 234.96 e 133.62 b 436.50 578.27 e 1005.50 1086.00 1142.00 915.00 444.50 370.50 303.00 6825.00
1982 93.00 173.00 163.00 266.00 551.00 657.50 912.00 1014.00 844.50 498.00 205.50 126.00 5503.50
1983 111.50 106.50 194.00 190.00 530.00 762.50 930.50 909.00 891.00 525.00 246.50 162.75 a 5559.25
1984 167.00 142.50 296.00 346.50 814.00 808.50 1056.00 960.00 863.50 407.50 195.50 6.50 6063.50
1985 85.50 167.50 128.50 549.00 519.50 880.50 1083.50 1000.50 561.50 471.00 202.50 198.00 5847.50
1986 274.00 0.00 z 307.00 348.50 581.00 907.50 927.00 1115.00 561.00 451.50 321.00 122.00 5915.50
1987 100.00 106.50 115.50 516.00 543.50 874.50 807.50 1021.00 823.50 621.00 166.50 84.50 5780.00
1988 111.50 200.50 298.50 311.00 509.50 726.50 1063.00 966.50 840.00 785.50 264.50 145.50 6222.50
1989 52.50 154.50 331.00 579.00 536.50 842.50 1121.50 922.00 835.50 536.50 385.00 204.00 6500.50
1990 0.00 z 98.00 262.50 311.50 405.50 824.50 1065.50 951.50 835.50 693.50 272.00 109.00 5829.00
1991 96.50 289.00 35.00 245.00 414.50 649.50 973.00 943.50 827.00 683.00 347.00 83.00 5586.00
1992 116.50 133.50 89.50 466.50 645.00 713.50 0.00 z 992.50 875.50 640.00 224.00 38.00 4934.50
1993 74.00 41.50 308.50 414.50 580.00 760.50 894.00 971.00 866.50 568.00 243.50 137.50 5859.50
1994 232.50 53.00 250.50 351.50 500.50 966.00 1093.27 a 1112.00 900.50 459.00 88.50 86.00 6093.27
1995 40.00 254.50 187.50 259.50 328.00 656.50 1017.00 1119.50 921.50 686.00 459.50 224.00 6153.50
1996 188.50 187.00 209.50 427.00 605.00 857.50 1145.00 1128.50 802.50 566.50 267.41 a 160.00 6544.41
1997 87.50 98.00 462.50 364.00 836.00 743.50 1018.00 1101.50 865.00 503.00 285.00 79.10 b 6443.10
1998 122.50 9.00 178.00 223.50 287.27 a 606.50 1079.50 1108.00 705.50 489.28 a 268.00 126.00 5203.05
1999 217.50 156.00 177.00 225.50 537.00 783.50 993.00 1030.50 888.50 758.00 440.69 a 179.05 b 6386.24
2000 199.50 107.50 233.53 a 474.31 a 748.50 902.00 1093.55 b 1123.75 a 959.48 a 646.57 c 221.11 c 215.00 f 6709.81
2001 77.50 a 79.50 284.68 a 227.31 d 853.00 928.45 a 991.47 b 1111.50 960.54 b 740.90 a 297.22 c 93.00 c 6645.06
2002 127.50 239.50 201.00 393.50 624.50 944.00 1138.00 1101.50 891.50 519.52 b 303.10 a 57.50 6541.12
2003 384.50 62.00 227.50 153.00 586.62 e 887.00 1142.02 c 1068.50 1002.00 623.00 j 152.00 125.50 g 5665.13
2004 119.50 0.00 z 536.50 400.50 650.50 894.50 1087.00 1048.00 840.50 467.50 151.00 176.04 c 6371.54
2005 136.00 27.00 209.85 e 0.00 z 635.00 727.00 1105.50 1005.50 526.50 j 588.00 316.50 g 256.00 4689.85
2006 177.50 260.00 0.00 z 136.50 m 488.00 j 625.50 j 717.00 k 711.00 i 467.50 n 278.50 n 337.50 g 139.50 m 437.50
2007 95.00 k 91.50 i 301.50 h 447.50 705.50 921.50 908.00 f 888.50 f 770.50 216.50 r 18.50 z 6.00 y 2845.00
2008 45.50 127.50 i 320.00 439.00 406.00 g 931.00 1081.00 1060.00 934.00 710.00 431.25 b 150.50 f 5951.75
2009 250.07 a 122.35 e 241.44 e 323.00 821.50 b 628.93 b 0.00 z 1051.00 956.00 525.97 a 379.00 101.00 5400.25
2010 190.00 93.33 a 226.00 254.00 456.50 816.50 1049.00 794.00 f 928.80 e 503.00 195.00 f 270.00 4787.13
2011 242.50 91.50 257.50 348.00 458.69 d 728.08 d 979.50 1099.50 903.50 646.00 237.93 a 119.02 c 6111.71
2012 306.90 a 153.46 e 231.35 d 402.93 a 690.78 a 847.50 997.00 1103.00 934.00 649.00 393.00 144.50 6853.42
2013 118.50 113.00 385.50 3.50 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 617.00
Period of Record Statistics
MEAN 151.43 145.17 219.34 340.30 548.28 777.52 1018.09 1017.53 853.36 588.17 302.14 175.17 6099.17
S.D. 75.59 76.61 107.68 111.28 129.46 110.17 73.92 74.76 93.51 113.40 98.80 84.66 398.78
SKEW 0.63 0.46 0.90 -0.06 -0.03 -0.04 -0.28 -0.21 -1.21 0.16 0.17 0.48 -0.09
MAX 384.50 326.50 582.69 579.00 853.00 1005.50 1163.02 1156.00 1002.00 840.50 554.50 418.50 6853.42
MIN 10.50 9.00 20.50 62.50 223.00 540.00 807.50 839.50 561.00 326.05 88.50 6.50 5203.05
NO YRS 69 69 70 69 69 67 65 66 70 70 68 68 46