CATOCTIN MTN PK, MARYLAND

Monthly Total Growing Degree Days

(181530)

Base Temperature = 50 F

File last updated on Oct 29, 2012
*** Note *** Provisional Data *** After Year/Month 201203
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
1968 0.00 0.00 67.00 115.71 b 194.50 530.50 646.00 675.50 451.55 a 175.00 23.57 b 0.00 a 2879.34
1969 0.00 0.00 0.00 144.00 364.50 576.50 632.00 587.50 382.24 a 165.50 8.79 a 0.00 2861.03
1970 0.00 0.00 0.00 f 104.50 422.50 547.50 665.00 676.00 524.50 196.50 31.00 3.00 3170.50
1971 0.00 0.00 1.00 64.00 272.00 589.50 644.50 597.50 489.50 268.50 59.50 15.50 3001.50
1972 0.00 4.00 19.50 120.00 301.50 443.50 669.00 607.50 454.00 75.00 6.00 0.50 2700.50
1973 7.00 0.00 30.00 107.00 242.50 614.00 699.50 682.00 469.50 203.00 52.00 11.50 3118.00
1974 2.50 1.50 40.00 189.00 292.00 452.00 684.00 635.50 352.50 126.50 73.00 0.00 2848.50
1975 0.50 7.78 a 0.00 30.00 410.50 515.00 653.50 667.50 290.00 249.00 123.00 1.00 2947.78
1976 0.00 26.00 47.50 217.00 266.00 604.00 606.00 575.50 375.50 92.00 7.00 0.00 2816.50
1977 0.00 4.50 72.50 224.00 466.50 484.29 b 741.00 659.00 474.00 89.00 59.00 k 0.00 3214.79
1978 0.00 0.00 0.00 62.00 282.00 515.50 596.50 687.17 a 449.00 114.50 39.50 1.50 2747.67
1979 0.00 0.00 51.50 100.50 319.00 463.50 577.00 579.50 380.00 153.45 a 73.50 9.50 2707.45
1980 0.00 0.00 6.50 76.00 413.00 467.50 709.00 694.50 518.50 111.82 c 9.81 d 12.50 3019.13
1981 0.00 11.93 a 31.00 189.00 328.50 577.00 644.00 579.50 369.50 96.00 35.00 0.00 2861.43
1982 0.00 0.00 5.50 95.00 441.50 448.50 690.50 560.50 410.50 213.50 75.50 46.50 2987.50
1983 0.00 0.00 13.50 91.00 294.00 552.00 738.00 723.00 477.00 183.00 12.50 0.00 3084.00
1984 0.00 0.00 0.50 69.00 291.50 587.50 615.00 625.00 367.50 276.00 7.00 26.50 2865.50
1985 0.00 20.00 38.50 264.00 377.00 472.00 647.50 580.50 456.50 177.00 66.00 0.00 3099.00
1986 0.50 0.00 75.00 142.00 415.50 575.50 717.50 586.50 444.50 203.00 15.00 0.00 3175.00
1987 0.00 0.00 47.00 97.00 392.00 625.50 768.00 661.50 443.50 72.50 68.50 0.00 3175.50
1988 0.00 3.50 47.50 70.50 353.00 575.50 780.50 722.00 367.00 72.00 22.50 0.00 a 3014.00
1989 0.00 5.50 55.80 a 109.00 283.00 576.50 650.00 608.00 415.00 234.00 30.00 0.00 2966.80
1990 9.00 2.00 121.00 157.50 243.00 554.00 669.00 593.50 387.50 254.00 74.00 6.50 3071.00
1991 0.00 11.00 37.00 185.00 540.00 610.50 753.00 722.50 0.00 z 0.00 z 0.00 z 12.50 2871.50
1992 0.00 0.00 14.00 125.00 267.50 465.50 662.50 534.00 388.50 120.00 27.50 5.00 2609.50
1993 0.00 0.00 6.00 113.00 414.50 555.00 760.00 693.00 414.50 127.00 32.50 0.00 3115.50
1994 0.00 0.00 16.50 252.00 255.50 650.00 729.50 566.50 398.50 163.50 90.00 19.00 3141.00
1995 17.50 0.00 45.50 104.00 322.00 566.00 764.50 749.00 0.00 z 263.00 17.50 0.00 2849.00
1996 0.00 5.00 6.50 182.50 287.00 624.00 633.00 626.00 426.00 163.00 19.00 0.00 2972.00
1997 17.50 16.50 25.00 76.50 231.00 547.50 698.00 633.50 432.50 203.00 2.50 0.00 2883.50
1998 35.50 0.00 106.00 151.50 448.50 520.50 701.00 690.00 590.50 178.50 38.00 74.50 3534.50
1999 2.00 2.00 7.50 129.00 392.00 562.50 832.50 668.00 441.50 148.00 101.00 12.00 3298.00
2000 12.00 21.50 78.00 106.00 429.87 a 602.50 586.50 588.00 438.00 304.50 36.00 0.00 3202.87
2001 0.00 0.00 0.00 195.00 351.50 601.50 622.50 743.00 416.00 254.00 92.50 27.50 3303.50
2002 19.50 0.00 53.50 205.50 343.00 621.00 763.50 741.00 513.50 147.50 22.50 0.00 3430.50
2003 0.00 0.00 36.50 146.00 266.00 494.50 659.00 612.50 374.50 90.00 85.00 0.00 2764.00
2004 5.50 0.00 48.00 175.00 535.50 529.00 690.00 647.50 491.00 136.50 33.00 0.00 3291.00
2005 7.00 1.00 0.00 151.50 255.50 637.00 756.50 747.50 566.00 201.50 80.00 0.00 3403.50
2006 0.00 0.00 54.00 163.00 340.00 556.00 0.00 z 767.00 379.00 171.50 57.00 22.50 2510.00
2007 23.50 0.00 72.50 128.50 440.50 0.00 z 693.00 718.50 556.00 366.50 23.50 0.00 3022.50
2008 14.50 6.00 16.00 185.00 313.50 680.50 754.00 631.50 500.50 181.00 52.50 0.00 z 3335.00
2009 0.00 1.00 43.00 194.50 382.00 582.50 637.50 739.50 412.00 140.50 39.00 0.00 z 3171.50
2010 0.00 0.00 58.50 286.00 444.50 664.00 637.50 g 0.00 z 519.00 93.50 q 0.00 z 0.00 1972.00
2011 0.00 i 14.00 0.00 z 0.00 z 378.31 d 621.50 400.50 p 668.50 473.50 150.50 59.00 4.50 2369.81
2012 3.00 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 0.00 z 0.00 z 3.00
Period of Record Statistics
MEAN 4.02 3.74 35.59 141.68 347.81 559.04 686.33 652.36 440.01 174.07 44.41 7.43 3026.37
S.D. 7.89 6.59 30.07 58.39 81.89 61.67 59.83 62.11 63.74 67.44 30.31 14.60 223.01
SKEW 2.26 1.95 0.74 0.47 0.37 -0.24 0.26 0.08 0.27 0.60 0.59 2.95 0.31
MAX 35.50 26.00 121.00 286.00 540.00 680.50 832.50 767.00 590.50 366.50 123.00 74.50 3534.50
MIN 0.00 0.00 0.00 30.00 194.50 443.50 577.00 534.00 290.00 72.00 2.50 0.00 2609.50
NO YRS 44 44 42 43 44 43 41 43 42 42 41 42 34