IDYLLWILD FIRE DEPT, CALIFORNIA

Monthly Total Growing Degree Days

(044211)

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
1943 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 284.00 m 110.00 o 0.00 z 0.00
1944 0.00 z 0.00 z 0.00 z 0.00 z 75.50 y 0.00 z 169.00 v 832.87 a 685.00 430.90 a 0.00 z 0.00 z 1948.77
1945 0.00 z 0.00 z 0.00 z 0.00 z 349.30 c 568.00 911.50 835.00 688.97 a 467.67 b 165.54 b 0.00 z 3985.98
1946 0.00 z 20.50 h 87.00 294.00 327.50 609.83 a 793.00 819.50 709.00 246.50 69.50 195.50 4151.33
1947 28.50 97.00 160.34 b 330.50 519.77 a 598.00 877.00 811.00 801.50 457.77 a 83.33 c 83.00 h 4764.71
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 819.43 a 845.50 722.68 b 493.86 b 165.50 f 63.50 2944.97
1949 0.00 c 3.00 i 48.57 a 218.00 h 316.56 e 663.60 e 855.00 799.00 796.03 a 410.00 385.20 e 68.00 k 4273.96
1950 44.50 h 62.50 n 95.00 k 315.52 a 187.50 l 564.83 a 861.00 861.80 a 600.56 c 597.00 186.50 n 0.00 z 3800.70
1951 69.50 k 15.00 w 0.00 z 0.00 z 382.69 b 537.00 e 871.50 851.98 a 813.21 b 485.48 c 156.50 k 0.00 z 3941.87
1952 44.50 k 0.00 z 0.00 z 0.00 z 149.50 u 402.00 g 862.83 a 733.50 f 594.00 g 637.57 a 120.00 j 63.00 1563.40
1953 16.00 v 53.50 j 95.00 h 71.00 p 79.50 t 576.67 c 946.00 851.43 b 770.00 449.00 278.79 a 113.50 3985.39
1954 67.50 174.70 e 16.00 o 108.00 t 381.00 i 592.00 720.00 f 708.50 677.59 a 461.90 a 272.50 79.50 3034.18
1955 13.43 a 37.50 110.00 118.00 435.19 e 579.31 a 786.88 a 911.50 545.50 f 599.50 245.00 c 0.00 z 3836.32
1956 17.50 m 22.50 h 244.00 148.50 j 301.00 k 701.50 823.05 a 770.19 b 810.56 c 386.47 a 258.00 g 165.91 d 3901.67
1957 33.00 156.00 143.12 a 246.35 d 260.52 e 795.00 b 923.80 a 825.00 694.50 341.00 a 138.50 109.50 q 4556.78
1958 106.20 d 73.50 i 14.00 j 161.00 g 595.64 c 511.50 f 785.33 a 908.50 742.50 578.00 252.41 a 276.42 a 4245.01
1959 98.50 f 10.00 107.50 o 345.60 e 362.24 d 604.50 g 1029.50 850.50 645.00 527.00 b 346.50 170.50 4286.84
1960 29.00 51.00 306.50 311.25 b 462.42 a 826.00 970.50 934.50 635.00 f 405.00 78.50 l 136.50 i 4296.17
1961 177.50 200.15 a 178.00 337.00 370.00 798.50 982.18 a 896.50 633.00 475.00 146.90 a 94.00 5288.73
1962 84.00 l 64.50 p 63.19 e 453.00 336.87 a 618.75 b 521.50 m 903.65 a 749.50 428.04 e 217.50 126.14 b 3896.64
1963 16.00 173.83 d 43.06 d 64.00 m 422.63 a 251.00 p 724.00 f 661.00 g 773.08 d 487.70 c 177.32 b 104.00 f 2093.62
1964 27.68 c 36.50 f 83.59 c 188.00 365.28 a 581.00 911.63 d 0.00 z 510.00 f 623.00 143.00 103.00 3026.18
1965 134.00 91.00 53.00 198.00 331.46 e 449.00 803.50 789.00 478.97 a 561.50 156.50 74.00 4119.93
1966 43.00 3.63 a 173.50 291.50 465.50 625.50 791.50 864.50 588.62 a 373.50 197.14 b 72.00 i 4417.89
1967 100.50 j 104.00 h 163.94 e 15.00 g 284.00 h 557.40 e 908.62 b 853.57 b 538.85 d 407.59 d 305.00 c 23.00 u 3734.97
1968 71.00 j 102.00 j 155.60 e 232.50 d 314.50 g 665.00 850.36 b 692.85 a 659.48 a 389.80 d 117.00 g 70.50 g 3645.59
1969 75.00 f 12.17 e 93.00 e 209.42 d 426.77 a 559.00 846.50 936.00 674.44 c 357.00 226.55 a 153.50 4494.36
1970 112.00 142.00 129.50 161.00 538.00 696.00 920.50 928.50 690.00 445.50 267.00 33.00 5063.00
1971 117.50 80.50 163.27 a 41.00 u 294.00 610.50 927.00 948.00 739.00 357.50 176.00 12.00 4425.27
1972 62.50 146.50 386.00 267.41 a 433.00 678.50 979.50 833.90 a 625.50 296.00 81.50 75.00 4865.31
1973 39.00 17.00 16.00 219.00 543.00 742.24 a 954.50 837.50 678.00 459.50 168.10 a 121.00 4794.84
1974 42.50 69.48 a 153.97 a 234.00 481.02 a 776.38 a 858.18 a 837.00 802.00 487.00 233.50 78.50 5053.53
1975 180.00 64.00 98.17 a 65.00 441.00 629.00 898.50 823.00 770.00 450.50 279.50 126.50 4825.17
1976 176.50 107.00 138.98 a 186.50 495.50 661.00 884.00 748.50 631.00 459.50 325.00 119.50 4932.98
1977 79.50 184.00 55.50 315.00 199.50 752.00 894.50 927.42 a 689.50 566.00 354.50 273.32 a 5290.73
1978 66.50 82.96 a 199.50 143.50 460.87 a 730.00 926.50 842.00 666.00 605.50 150.50 43.40 a 4917.23
1979 25.50 47.50 101.50 256.50 476.50 760.50 882.50 789.50 846.50 484.63 a 169.29 b 188.50 5028.92
1980 89.00 133.50 54.52 b 294.31 a 259.00 618.10 a 951.38 b 811.00 738.62 a 549.00 300.52 a 279.50 5078.45
1981 157.50 147.26 a 99.00 375.00 a 488.00 881.25 b 945.00 981.50 774.00 372.00 a 300.50 223.50 5744.51
1982 76.00 110.50 86.00 239.50 444.00 570.00 845.00 899.50 649.00 423.50 110.50 83.50 4537.00
1983 147.50 106.50 100.00 98.50 467.00 583.50 839.50 822.00 760.00 436.50 182.50 119.00 4662.50
1984 137.50 97.00 205.50 244.50 680.50 639.50 912.50 883.50 779.50 326.50 131.50 32.50 5070.50
1985 64.50 129.50 82.50 375.50 454.50 738.50 919.50 847.50 489.50 421.50 144.00 151.50 4818.50
1986 246.00 151.50 240.00 245.00 484.50 714.50 759.50 944.50 450.00 361.00 229.00 65.50 4891.00
1987 69.00 81.50 77.50 418.50 421.50 704.00 727.50 827.50 666.00 510.00 135.00 65.50 4703.50
1988 101.50 155.00 206.00 241.50 439.00 635.50 888.00 834.00 693.50 644.50 203.50 93.00 5135.00
1989 54.50 100.00 269.00 466.00 448.00 650.00 932.00 752.50 688.50 423.00 286.00 167.50 5237.00
1990 94.00 68.00 175.50 261.50 360.00 716.50 883.00 798.50 683.00 556.50 219.50 82.00 4898.00
1991 48.00 195.50 20.50 167.00 335.50 545.50 825.00 804.00 728.50 554.00 289.50 78.50 4591.50
1992 84.50 109.00 66.50 362.50 536.50 584.00 788.50 859.00 731.50 494.50 152.00 0.00 z 4768.50
1993 61.50 34.00 210.50 306.00 475.50 622.00 684.50 778.50 667.50 453.50 158.28 a 80.50 4532.28
1994 137.00 23.50 185.00 249.50 375.00 765.00 887.50 959.50 732.00 377.50 64.50 78.00 4834.00
1995 48.50 230.00 138.00 213.00 298.50 567.50 847.00 930.50 752.00 546.50 376.00 151.50 5099.00
1996 145.00 186.50 167.00 351.50 498.00 690.50 963.50 949.50 684.00 452.50 242.50 124.50 5455.00
1997 67.50 69.00 299.00 271.00 663.00 588.00 814.00 939.00 762.50 425.50 203.50 66.50 5168.50
1998 81.00 14.50 0.00 z 169.50 0.00 z 506.00 905.50 968.50 642.50 0.00 z 176.50 147.00 3611.00
1999 0.00 z 131.50 115.22 a 176.38 a 403.50 619.00 836.00 838.03 a 749.48 a 612.00 342.00 130.72 a 4953.83
2000 160.50 95.50 170.50 377.59 a 608.50 747.50 852.50 886.08 a 713.00 403.00 136.50 216.50 5367.67
2001 70.00 63.78 a 187.11 c 225.50 725.63 d 799.50 868.50 1018.35 a 845.50 655.28 b 277.00 74.40 a 5810.54
2002 141.00 229.50 179.50 348.50 513.50 801.00 1042.50 961.50 809.50 429.00 319.00 65.00 5839.50
2003 317.00 93.00 226.50 154.50 559.50 744.00 852.00 f 979.50 868.00 703.50 129.00 103.00 4877.50
2004 96.50 37.50 424.00 322.50 499.50 730.50 745.50 g 937.50 720.50 390.00 124.00 142.50 4425.00
2005 102.50 26.78 e 145.50 253.50 517.50 472.50 f 982.00 943.50 696.00 480.00 334.00 184.00 4665.28
2006 123.00 209.50 0.00 z 192.50 594.96 e 840.50 1051.50 705.00 f 586.50 f 449.50 e 218.50 i 112.50 i 3461.46
2007 57.50 f 121.50 284.34 b 339.00 556.00 746.00 1033.00 1026.50 677.40 e 534.75 e 385.00 60.50 5763.99
2008 72.50 116.50 228.50 362.00 413.50 815.40 e 973.00 971.73 e 791.50 493.00 f 353.00 136.00 5233.63
2009 212.00 95.00 160.54 c 285.00 703.81 d 539.44 c 0.00 z 903.50 838.00 426.50 298.50 59.50 4521.79
2010 100.00 65.50 170.00 181.50 391.67 e 695.00 930.50 886.50 770.00 479.31 e 203.50 196.50 5069.98
2011 171.57 b 55.46 b 147.00 g 233.00 j 373.00 405.00 j 926.50 973.00 565.50 i 548.50 198.50 80.00 3326.53
2012 203.05 a 99.35 b 172.00 349.00 580.50 768.00 922.00 977.00 834.50 551.05 b 296.50 98.00 5850.95
2013 115.00 92.00 291.40 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 498.40
Period of Record Statistics
MEAN 99.48 102.23 157.65 266.11 451.89 666.68 888.27 873.25 710.73 472.83 221.90 118.25 5047.73
S.D. 63.32 58.83 85.87 87.13 111.17 95.42 75.01 73.91 86.88 92.08 85.62 62.21 394.20
SKEW 1.00 0.32 0.82 0.05 0.29 0.14 -0.11 -0.09 -0.79 0.24 0.16 0.88 0.31
MAX 317.00 230.00 424.00 466.00 725.63 881.25 1051.50 1026.50 868.00 703.50 385.20 279.50 5850.95
MIN 0.00 3.63 16.00 65.00 199.50 449.00 684.50 692.85 450.00 246.50 64.50 12.00 4119.93
NO YRS 54 55 57 55 59 61 62 65 63 67 60 54 33