date! ,

Monthly Total Growing Degree Days

(a vali)

Base Temperature = 40 F

File last updated on Oct 29, 2012
*** Note *** Provisional Data *** After Year/Month 201210
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
1945 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1946 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1947 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1949 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1950 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1951 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1952 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1953 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1954 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1955 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1956 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1957 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1958 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1959 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1960 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1961 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1962 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1963 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1964 0.00 z 0.00 z 0.00 i 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1965 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 79.50 t 302.00 33.00 0.50 335.50
1966 0.00 0.00 26.00 47.50 303.00 697.00 950.50 744.00 557.50 212.00 11.50 0.00 3549.00
1967 0.00 0.00 24.50 124.00 217.00 595.00 764.50 738.50 564.00 221.00 22.50 1.50 3272.50
1968 0.00 0.00 70.50 144.50 264.50 531.50 802.00 754.50 577.50 370.97 a 12.50 0.00 3528.47
1969 0.00 0.00 2.00 86.00 377.50 459.50 763.50 926.00 567.50 197.00 44.00 0.00 3423.00
1970 0.00 0.00 0.00 139.50 257.50 634.00 885.00 855.00 560.00 352.00 25.00 1.00 3709.00
1971 0.00 0.00 1.00 102.00 264.03 b 663.50 727.93 d 737.44 e 638.65 d 439.00 27.50 0.00 c 3601.06
1972 0.00 0.00 0.00 18.50 390.00 560.00 727.50 514.50 h 441.67 c 169.93 d 1.00 h 0.00 n 2307.59
1973 0.52 a 0.00 m 11.50 116.00 219.77 c 624.23 d 484.50 n 549.50 l 396.00 k 274.50 j 14.50 l 0.00 t 972.02
1974 0.00 s 0.00 r 6.64 c 15.50 p 34.50 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 35.00 k 0.00 c 6.64
1975 0.00 b 2.00 3.00 22.50 410.75 e 620.89 b 645.50 g 821.50 451.03 a 231.50 i 149.00 0.00 2480.68
1976 0.00 7.00 28.00 181.00 304.50 745.00 846.50 887.50 550.50 176.50 8.00 0.00 3734.50
1977 0.00 0.00 32.00 167.50 562.50 582.50 835.50 657.00 486.00 265.00 71.00 0.00 3659.00
1978 0.00 b 0.00 5.50 22.50 409.00 635.00 816.50 856.50 555.50 234.00 86.00 0.00 3620.50
1979 0.00 0.00 3.00 67.50 234.00 564.31 a 770.50 696.50 536.50 131.50 19.00 0.00 3022.81
1980 0.00 m 0.00 0.50 121.00 452.60 a 546.00 834.93 a 795.00 462.86 b 104.00 15.50 0.00 3332.39
1981 0.00 17.00 2.30 d 79.50 h 292.50 637.00 803.00 760.03 b 401.90 a 148.50 81.92 d 0.00 3144.15
1982 0.00 a 0.00 6.00 93.00 457.50 465.50 820.00 649.00 481.50 238.00 4.00 t 14.00 3224.50
1983 0.00 5.50 2.00 43.50 187.00 659.00 956.00 888.00 580.50 203.00 39.00 o 0.00 3524.50
1984 0.00 1.00 0.00 81.00 p 343.50 704.50 816.50 824.50 434.50 269.50 25.00 1.50 3420.50
1985 0.00 0.00 14.50 184.00 n 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 145.00 q 15.00 c 0.00 e 29.50
1986 0.00 0.00 53.00 200.50 531.50 654.64 b 866.50 743.00 501.21 a 194.50 15.00 0.00 3759.85
1987 0.00 0.00 59.50 216.00 484.50 726.50 892.00 805.50 569.00 131.00 60.00 f 0.00 m 3884.00
1988 0.00 0.00 7.00 76.50 450.50 769.00 954.00 812.00 548.28 a 178.50 10.50 2.07 a 3808.34
1989 0.00 0.00 0.00 z 37.50 382.50 549.50 856.50 799.50 581.00 321.00 4.66 a 0.00 3532.16
1990 0.00 0.00 z 44.00 226.50 204.00 610.00 799.50 794.00 502.00 167.00 71.50 1.00 3419.50
1991 0.00 9.00 4.00 178.00 417.50 664.00 776.50 868.50 455.00 171.50 11.00 0.00 3555.00
1992 0.00 0.00 1.00 71.00 496.50 539.50 456.50 i 699.00 488.00 171.50 7.50 k 0.00 z 2466.50
1993 0.00 t 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3.50 s 0.00 0.00
1994 0.00 0.00 a 16.00 94.29 b 221.00 k 626.00 736.00 724.00 454.00 f 279.00 72.50 0.00 y 2547.79
1995 0.00 v 0.00 13.50 r 5.00 s 336.50 748.50 807.00 889.50 477.00 0.00 z 0.00 0.00 3258.50
1996 0.00 0.00 p 9.50 n 35.50 205.00 548.50 0.00 z 0.00 z 566.00 204.50 11.50 0.00 1571.00
1997 0.00 0.00 3.50 o 25.50 p 159.00 443.00 i 261.50 s 427.00 k 186.00 t 270.50 13.00 0.00 a 442.50
1998 0.00 3.11 a 18.00 56.00 j 431.50 570.50 543.50 k 573.00 j 630.00 73.50 v 7.00 n 9.82 a 1662.93
1999 0.00 g 0.00 p 16.05 c 27.00 l 306.50 k 257.50 s 194.00 x 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 16.05
2000 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2001 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2002 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2003 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2004 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2005 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2006 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2007 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2008 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 603.50 777.00 771.50 601.00 246.00 87.00 0.00 3086.00
2009 0.00 3.50 26.00 51.00 306.00 515.00 637.00 714.00 642.00 92.50 87.00 0.00 3074.00
2010 0.00 0.00 35.00 208.00 486.00 586.50 894.00 893.00 426.00 283.50 47.00 0.00 3859.00
2011 0.00 5.00 4.50 81.00 293.00 511.50 929.50 862.50 510.00 298.00 51.50 1.00 3547.50
2012 0.00 0.00 205.00 0.00 z 507.50 738.50 928.00 819.50 471.00 45.00 x 0.00 z 0.00 z 3669.50
Period of Record Statistics
MEAN 0.02 1.66 22.06 106.15 352.69 614.30 826.68 792.88 525.47 227.19 38.92 0.98 3545.22
S.D. 0.09 3.65 37.76 63.93 112.42 80.52 77.15 74.00 64.63 79.85 35.50 2.92 242.60
SKEW 5.48 2.80 3.66 0.40 0.06 0.12 -0.11 -0.12 -0.03 0.59 1.25 3.67 -0.95
MAX 0.52 17.00 205.00 226.50 562.50 769.00 956.00 926.00 642.00 439.00 149.00 14.00 3859.00
MIN 0.00 0.00 0.00 18.50 159.00 459.50 637.00 649.00 401.90 92.50 0.00 0.00 3022.81
NO YRS 33 32 33 28 33 34 29 30 32 31 29 33 16