IDYLLWILD FIRE DEPT, CALIFORNIA

Monthly Total Growing Degree Days

(044211)

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
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 117.00 m 23.50 o 0.00 z 0.00
1944 0.00 z 0.00 z 0.00 z 0.00 z 18.50 y 0.00 z 79.00 v 522.87 a 385.00 128.13 a 0.00 z 0.00 z 1036.00
1945 0.00 z 0.00 z 0.00 z 0.00 z 85.80 c 275.00 601.50 525.00 396.72 a 169.43 b 21.43 b 0.00 z 2074.89
1946 0.00 z 0.00 h 1.50 79.50 72.00 309.83 a 483.00 509.50 409.00 43.00 1.00 14.00 1922.33
1947 0.00 0.00 3.21 b 105.00 231.98 a 299.00 567.00 501.00 501.50 167.92 a 8.33 c 8.00 h 2384.94
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 509.43 a 535.50 430.18 b 210.05 b 15.50 f 0.50 1685.66
1949 0.00 c 0.00 i 0.00 a 58.50 h 80.48 e 363.60 e 545.00 489.00 496.03 a 171.50 129.00 e 7.50 k 2274.62
1950 0.50 h 0.00 n 3.50 k 81.72 a 44.50 l 266.38 a 551.00 551.80 a 303.89 c 290.00 68.00 n 0.00 z 2044.79
1951 10.50 k 0.00 w 0.00 z 0.00 z 128.28 b 253.80 e 561.50 541.98 a 513.21 b 200.95 c 21.00 k 0.00 z 2199.72
1952 0.00 k 0.00 z 0.00 z 0.00 z 51.50 u 172.00 g 552.83 a 483.50 f 364.00 g 327.57 a 18.50 j 1.50 881.90
1953 0.00 v 4.00 j 6.00 h 6.00 p 17.00 t 285.56 c 636.00 541.43 b 470.00 179.00 67.76 a 16.50 2196.25
1954 1.50 10.96 e 0.00 o 25.50 t 171.00 i 302.00 470.00 f 398.50 377.59 a 188.58 a 45.50 0.00 1324.63
1955 0.00 a 0.00 1.50 4.50 149.63 e 288.62 a 476.88 a 601.50 307.00 f 290.00 63.89 c 0.00 z 1876.53
1956 0.00 m 0.00 h 39.50 45.00 j 115.50 k 401.50 513.05 a 460.19 b 510.56 c 119.87 a 72.50 g 8.61 d 2053.27
1957 0.00 23.50 12.40 a 43.85 d 65.58 e 495.00 b 613.80 a 515.50 394.50 70.27 a 13.00 9.00 q 2247.39
1958 1.72 d 1.00 i 0.00 j 34.50 g 294.50 c 271.50 f 475.33 a 598.50 443.00 278.00 47.59 a 63.55 a 2202.19
1959 8.00 f 0.00 6.00 o 85.80 e 97.02 d 374.50 g 719.50 540.50 349.00 260.29 b 86.50 20.50 2159.11
1960 0.00 4.50 36.50 94.29 b 186.00 a 526.00 660.50 624.50 395.00 f 143.50 13.50 l 11.00 i 2275.79
1961 4.00 1.56 a 10.00 107.00 99.50 510.00 672.18 a 586.50 336.50 223.00 10.34 a 0.00 2560.58
1962 4.50 l 0.00 p 4.17 e 166.00 113.67 a 333.21 b 341.50 m 593.65 a 449.50 150.23 e 33.00 0.53 b 1843.97
1963 0.00 17.50 d 0.00 d 0.00 m 129.68 a 112.00 p 474.00 f 421.00 g 473.08 d 189.32 c 21.43 b 3.00 f 831.01
1964 0.00 c 0.00 f 2.77 c 33.50 143.63 a 294.50 601.63 d 0.00 z 270.00 f 323.00 16.00 4.50 1419.53
1965 19.00 0.00 1.00 57.50 98.37 e 182.00 493.50 479.00 196.55 a 269.50 18.00 2.00 1816.42
1966 2.00 0.00 a 13.00 61.00 183.50 330.00 481.50 554.50 288.62 a 93.50 36.96 b 0.50 i 2044.58
1967 4.00 j 6.00 h 22.65 e 0.00 g 117.00 h 273.60 e 598.62 b 543.57 b 238.85 d 101.61 d 73.33 c 0.00 u 1852.23
1968 2.50 j 10.00 j 18.48 e 61.15 d 92.50 g 388.50 540.36 b 383.37 a 363.62 a 103.33 d 10.00 g 1.50 g 1858.82
1969 5.50 f 0.00 e 9.54 e 15.58 d 174.12 a 260.00 536.50 626.00 378.33 c 81.00 32.07 a 9.00 2122.13
1970 9.00 12.00 4.50 18.00 237.50 401.50 610.50 618.50 390.00 164.50 46.50 0.00 2512.50
1971 9.50 8.00 11.88 a 2.00 u 79.50 327.50 617.00 638.00 447.00 160.50 25.50 0.00 2324.38
1972 1.00 13.00 123.50 46.03 a 164.00 378.50 669.50 523.90 a 325.50 65.50 4.00 0.00 2314.43
1973 2.50 0.00 0.00 43.50 250.50 444.31 a 644.50 527.50 378.00 175.00 35.69 a 0.50 2502.00
1974 0.00 0.00 a 14.98 a 24.00 200.47 a 476.38 a 548.18 a 527.00 502.00 214.50 50.50 0.00 2558.01
1975 38.00 1.50 3.10 a 0.00 177.50 334.00 588.50 513.00 470.00 179.50 69.00 3.50 2377.60
1976 23.50 2.50 5.17 a 34.50 206.50 362.50 574.00 438.50 331.00 168.50 90.00 0.00 2236.67
1977 6.50 34.50 1.50 68.50 45.00 452.00 584.50 617.42 a 390.00 264.50 103.50 42.37 a 2610.28
1978 1.50 4.15 a 41.50 6.50 184.45 a 430.00 616.50 532.00 368.00 304.50 43.50 0.00 a 2532.60
1979 0.00 0.00 2.00 32.50 201.00 463.50 572.50 479.50 546.50 195.30 a 1.07 b 30.00 2523.87
1980 1.50 14.00 0.00 b 84.83 a 76.00 324.31 a 641.38 b 501.00 438.62 a 277.50 99.83 a 52.50 2511.47
1981 5.50 20.74 a 2.00 131.38 a 188.00 581.25 b 635.00 671.50 474.00 124.52 a 60.50 15.00 2909.39
1982 4.00 2.50 7.50 46.00 163.50 270.50 535.00 589.50 367.00 127.50 11.50 0.00 2124.50
1983 13.50 1.50 7.00 0.00 210.00 288.50 529.50 512.00 464.50 137.00 28.50 0.50 2192.50
1984 3.00 0.50 7.00 65.00 374.50 339.50 602.50 573.50 479.50 80.00 20.00 1.50 2546.50
1985 0.00 8.00 0.00 129.50 164.50 443.00 609.50 537.50 201.50 134.50 25.50 3.00 2256.50
1986 23.50 37.00 52.00 37.00 206.50 414.50 449.50 634.50 195.00 94.50 12.00 0.00 2156.00
1987 2.00 4.50 3.50 150.50 171.50 404.00 417.50 517.50 366.00 213.00 1.00 3.00 2254.00
1988 9.50 2.00 40.00 66.00 183.00 350.50 578.00 524.00 401.00 334.50 55.50 0.00 2544.00
1989 2.00 9.00 41.50 210.50 188.00 350.00 622.00 442.50 398.00 153.00 45.00 12.00 2473.50
1990 11.50 0.00 27.50 57.50 89.50 421.00 573.00 488.50 383.00 246.50 41.50 0.00 2339.50
1991 0.00 11.50 0.00 9.00 92.50 246.50 515.00 494.00 428.50 317.00 67.50 0.50 2182.00
1992 0.00 1.50 0.00 96.00 227.50 288.00 478.50 549.00 431.50 198.50 11.00 0.00 z 2281.50
1993 4.00 0.00 19.00 58.00 175.00 339.50 374.50 468.50 372.00 166.50 8.28 a 0.00 1985.28
1994 6.00 0.00 14.00 67.50 126.50 465.00 577.50 649.50 432.00 109.00 3.00 0.00 2450.00
1995 0.00 55.50 14.50 26.50 72.00 288.50 537.00 620.50 452.00 239.50 99.00 10.00 2415.00
1996 11.00 27.00 22.00 111.50 199.00 393.50 653.50 639.50 384.00 231.00 61.00 3.50 2736.50
1997 5.00 0.50 51.50 78.50 353.00 293.50 504.00 629.00 462.50 157.00 49.50 4.00 2588.00
1998 0.00 0.00 0.00 z 40.50 0.00 z 214.00 595.50 658.50 349.00 0.00 z 7.50 17.50 1882.50
1999 0.00 z 5.00 3.10 a 45.52 a 126.00 342.50 526.00 528.03 a 449.48 a 302.00 104.00 1.55 a 2433.18
2000 10.50 0.00 9.00 111.21 a 303.00 447.50 542.50 576.08 a 413.00 169.50 8.50 9.50 2600.29
2001 3.50 9.33 a 28.23 c 69.00 415.63 d 499.50 558.50 708.35 a 545.50 345.28 b 66.00 0.00 a 3248.82
2002 14.50 39.50 19.00 107.00 223.00 501.00 732.50 651.50 512.00 153.00 60.50 0.00 3013.50
2003 56.50 6.00 32.50 9.00 292.50 444.00 602.00 f 669.50 568.00 397.50 6.50 4.50 2486.50
2004 0.00 3.00 160.00 74.50 196.50 430.50 505.50 g 627.50 420.50 163.50 0.00 14.50 2090.50
2005 9.50 0.00 e 17.00 25.00 234.00 232.50 f 672.00 633.50 396.00 178.00 70.00 25.50 2260.50
2006 13.00 39.00 0.00 z 29.00 293.90 e 540.50 741.50 455.00 f 346.50 f 156.19 e 77.00 i 8.50 i 1813.10
2007 2.50 f 12.00 52.38 b 111.50 252.00 446.00 723.00 716.50 384.60 e 237.27 e 130.00 6.00 3071.25
2008 7.00 1.00 18.00 114.50 157.00 515.40 e 663.00 661.73 e 491.50 256.50 f 104.50 16.50 2750.13
2009 22.00 3.00 18.82 c 64.00 393.81 d 255.56 c 0.00 z 593.50 538.00 167.50 74.00 0.00 2130.19
2010 0.00 0.00 16.00 23.00 127.58 e 395.00 620.50 576.50 471.00 185.40 e 59.00 25.00 2498.98
2011 20.31 b 0.00 b 22.50 g 64.50 j 126.00 205.00 j 616.50 663.00 355.50 i 260.50 42.00 13.50 1741.81
2012 31.00 a 9.67 b 8.50 115.00 282.50 468.00 612.00 667.00 534.50 258.16 b 59.00 8.50 3053.82
2013 6.50 5.00 53.22 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 64.72
Period of Record Statistics
MEAN 7.70 8.40 19.81 66.07 182.44 372.28 578.27 563.27 413.60 193.73 44.77 8.62 2473.49
S.D. 10.95 12.43 28.34 44.72 84.60 91.37 75.01 73.88 83.08 77.17 34.19 13.42 297.72
SKEW 2.35 1.98 3.10 0.79 0.76 0.19 -0.11 -0.09 -0.65 0.40 0.62 2.33 0.44
MAX 56.50 55.50 160.00 210.50 415.63 581.25 741.50 716.50 568.00 397.50 130.00 63.55 3248.82
MIN 0.00 0.00 0.00 0.00 45.00 182.00 374.50 383.37 195.00 43.00 0.00 0.00 1816.42
NO YRS 54 55 57 55 59 61 62 65 63 67 60 54 33