date! ,

Monthly Total Growing Degree Days

(a vali)

Base Temperature = 50 F

File last updated on Apr 6, 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
1893 0.00 j 0.00 0.00 a 0.00 c 97.00 579.64 b 579.59 c 436.07 a 242.00 16.50 2.59 a 0.00 1953.39
1894 0.00 0.00 0.00 49.66 a 146.22 a 549.44 c 655.13 a 526.48 a 311.54 d 12.40 a 0.00 0.00 d 2250.87
1895 0.00 0.00 0.00 34.00 219.50 192.00 l 469.50 390.50 244.50 10.00 0.00 0.00 1368.00
1896 0.00 0.00 0.00 22.22 c 84.00 k 468.75 b 537.50 404.03 a 128.79 a 24.00 0.00 a 0.00 1585.30
1897 0.00 a 0.00 0.00 16.50 149.50 271.00 597.50 346.50 373.00 81.00 0.00 0.00 1835.00
1898 0.00 0.00 a 0.00 4.00 114.00 393.00 508.50 381.00 211.50 17.50 0.00 0.00 b 1629.50
1899 0.00 a 0.00 0.00 39.50 120.00 364.00 558.50 446.00 132.00 6.50 0.00 c 0.00 a 1666.50
1900 0.00 0.00 0.00 c 102.00 271.00 445.00 458.50 656.50 234.00 134.50 0.00 0.00 2301.50
1901 0.00 0.00 0.00 49.00 241.00 396.00 631.00 500.50 160.56 c 43.50 0.00 0.00 2021.56
1902 0.00 0.00 0.00 8.50 206.50 287.00 551.50 406.00 97.24 a 4.50 1.00 0.00 1562.24
1903 0.00 0.00 0.00 11.00 189.50 323.50 449.50 318.50 112.76 a 7.23 a 5.17 a 0.00 a 1417.16
1904 0.00 0.00 a 0.00 a 4.00 127.00 316.00 425.00 0.00 z 0.00 z 25.83 a 0.00 0.00 897.83
1905 0.00 0.00 0.00 8.50 92.00 309.50 483.50 504.00 242.50 65.21 b 0.00 0.00 1705.21
1906 0.00 0.00 0.00 37.50 124.50 358.00 545.00 492.50 373.50 74.00 0.00 c 0.00 2005.00
1907 0.00 0.00 0.00 0.00 b 38.00 391.50 539.00 432.50 170.00 8.00 f 0.00 0.00 1571.00
1908 0.00 0.00 0.00 67.50 141.00 356.00 588.00 430.90 a 397.50 65.00 0.00 a 0.00 2045.90
1909 0.00 0.00 0.00 0.00 c 163.50 440.00 575.50 588.50 226.50 77.00 0.00 0.00 2071.00
1910 0.00 0.00 29.00 74.00 97.50 552.50 612.00 433.50 200.00 135.62 c 0.00 0.00 2134.12
1911 0.00 0.00 0.00 47.00 248.00 d 544.50 509.00 372.00 168.00 11.50 0.00 0.00 1900.00
1912 0.00 e 0.00 0.00 31.00 176.00 361.00 553.50 361.00 244.00 40.00 0.00 0.00 1766.50
1913 0.00 0.00 0.00 75.00 119.00 498.00 473.50 537.00 253.50 50.50 0.00 0.00 2006.50
1914 0.00 0.00 0.00 7.50 234.00 365.00 675.00 442.00 241.55 a 155.50 3.00 0.00 2123.55
1915 0.00 a 0.00 0.00 123.00 103.00 261.50 418.00 439.17 a 223.50 32.00 0.00 0.00 1600.17
1916 0.00 0.00 0.00 2.50 125.00 287.00 757.50 495.50 190.50 18.27 c 0.00 0.00 1876.27
1917 0.00 0.00 0.00 1.00 114.18 a 300.00 630.16 b 271.50 l 208.00 6.00 0.00 0.00 1259.34
1918 0.00 0.00 3.00 8.50 143.50 388.50 499.00 510.00 93.00 38.50 0.00 0.00 1684.00
1919 0.00 0.00 0.00 9.50 218.00 501.50 626.00 438.00 271.00 21.00 0.00 0.00 2085.00
1920 0.00 0.00 0.00 0.00 154.50 393.50 531.00 492.00 343.00 142.00 0.00 0.00 a 2056.00
1921 0.00 0.00 0.00 a 0.00 z 0.00 z 0.00 z 712.48 a 488.00 269.50 22.00 0.00 f 0.00 c 1491.98
1922 0.00 a 0.00 a 0.00 19.14 a 310.60 e 469.66 a 495.50 590.03 a 282.00 94.00 0.00 0.00 2260.92
1923 0.00 a 0.00 a 0.00 15.50 219.00 551.00 663.83 b 381.50 273.00 46.50 a 0.00 0.00 2150.33
1924 0.00 a 0.00 0.00 7.50 40.76 d 306.50 496.50 445.00 144.50 72.50 0.00 0.00 p 1513.26
1925 0.00 h 0.00 2.00 37.00 150.00 362.50 517.50 558.50 266.00 0.00 0.00 b 0.00 a 1893.50
1926 0.00 0.00 0.00 31.00 270.50 251.50 568.50 442.50 127.00 12.00 0.00 c 0.00 1703.00
1927 0.00 0.00 0.00 11.00 35.50 348.50 479.50 366.50 324.00 23.50 0.00 0.00 d 1588.50
1928 0.00 0.00 c 1.50 6.50 239.00 291.50 544.00 484.50 135.00 44.50 0.56 c 0.00 1747.06
1929 0.00 0.00 0.00 a 18.00 152.00 394.00 661.00 547.00 183.33 c 40.00 0.00 0.00 1995.33
1930 0.00 a 0.00 0.00 18.00 137.00 421.50 604.00 602.50 212.00 73.50 0.00 0.00 2068.50
1931 0.00 0.00 0.00 44.00 156.50 536.00 626.00 431.50 367.50 86.50 0.00 0.00 2248.00
1932 0.00 0.00 0.00 16.55 a 196.50 530.00 628.50 527.00 173.50 20.00 0.00 0.00 2092.05
1933 0.00 0.00 0.00 16.50 201.00 643.50 699.00 511.50 310.18 b 20.50 0.00 0.00 2402.18
1934 0.00 0.00 0.00 27.50 352.50 461.00 613.00 476.50 145.50 111.00 0.00 0.00 2187.00
1935 0.00 0.00 0.00 4.14 a 97.65 a 306.00 729.00 543.00 201.00 34.50 0.00 0.00 1915.29
1936 0.00 0.00 b 0.00 0.00 a 272.00 351.50 784.50 547.00 312.00 34.00 0.00 0.00 2301.00
1937 0.00 0.00 0.00 0.00 194.00 392.50 640.50 685.50 245.50 41.00 0.00 0.00 2199.00
1938 0.00 0.00 8.00 18.50 76.00 354.50 543.50 603.50 211.50 96.50 4.50 0.00 1916.50
1939 0.00 0.00 0.00 6.50 234.50 342.00 587.00 505.50 267.00 23.00 0.00 0.00 1965.50
1940 0.00 0.00 0.00 7.00 126.50 349.00 609.50 462.00 347.50 74.50 0.00 0.00 1976.00
1941 0.00 0.00 0.00 63.50 292.50 443.50 641.00 518.00 246.50 14.50 0.00 0.00 2219.50
1942 0.00 a 0.00 0.00 91.50 107.00 306.96 b 493.50 450.50 195.50 63.50 0.00 0.00 1708.46
1943 0.00 0.00 0.00 10.50 100.50 383.50 637.50 528.00 141.50 67.00 0.00 0.00 1868.50
1944 0.00 0.00 0.00 4.50 231.50 399.00 509.00 470.50 171.00 25.50 3.00 0.00 1814.00
1945 0.00 a 0.00 5.00 1.00 51.00 252.00 498.00 481.00 170.00 28.00 0.00 0.00 1486.00
1946 0.00 0.00 a 14.50 35.00 134.00 392.50 581.00 442.50 189.00 24.50 0.00 0.00 1813.00
1947 0.00 0.00 0.00 13.00 49.50 274.00 603.00 672.50 261.00 161.50 0.00 0.00 2034.50
1948 0.00 0.00 0.00 43.50 148.00 365.50 585.50 533.00 358.00 20.50 0.00 0.00 2054.00
1949 0.00 0.00 z 0.00 50.00 159.50 449.50 600.50 617.50 169.50 61.00 0.00 0.00 2107.50
1950 0.00 0.00 0.00 c 0.00 117.28 a 377.00 507.00 409.00 252.00 23.00 4.00 0.00 1689.28
1951 0.00 0.00 0.00 15.50 232.00 301.50 514.50 396.50 133.50 63.00 0.00 0.00 1656.50
1952 0.00 0.00 a 0.00 104.00 178.00 443.50 543.50 464.00 242.00 14.00 0.00 b 0.00 1989.00
1953 0.00 0.00 0.00 5.00 181.00 421.00 519.50 572.00 200.00 141.00 2.50 0.00 2042.00
1954 0.00 0.00 0.00 7.00 91.00 408.00 587.00 497.00 163.50 18.00 0.00 0.00 1771.50
1955 0.00 0.00 0.00 54.00 254.50 404.50 659.27 a 615.50 201.00 63.60 b 0.00 0.00 2252.37
1956 0.00 0.00 a 0.00 0.00 109.00 505.50 449.00 460.00 131.38 a 122.50 7.00 0.00 1784.38
1957 0.00 0.00 0.00 66.00 149.32 a 339.50 698.00 501.00 171.50 53.73 a 0.00 0.00 1979.05
1958 0.00 0.00 0.00 28.50 222.50 247.00 482.00 522.00 235.50 55.50 0.00 a 0.00 1793.00
1959 0.00 a 0.00 0.00 7.50 226.00 474.00 585.50 613.50 246.50 11.50 0.00 0.00 2164.50
1960 0.00 0.00 0.00 14.00 210.00 352.00 615.00 591.50 274.50 69.50 0.00 0.00 2126.50
1961 0.00 0.00 1.50 3.50 130.50 508.00 566.00 665.50 236.50 76.00 0.00 0.00 2187.50
1962 0.00 0.00 0.00 37.00 201.00 416.00 493.50 540.50 163.00 118.50 0.00 0.00 1969.50
1963 0.00 0.00 10.50 32.00 146.00 524.00 665.00 524.50 318.50 229.00 0.00 0.00 2449.50
1964 0.00 0.00 0.00 32.00 277.50 422.50 670.50 413.50 178.50 35.50 3.00 0.00 2033.00
1965 0.00 0.00 0.00 16.50 181.00 393.00 521.00 494.00 68.00 52.50 0.00 0.00 a 1726.00
1966 0.00 0.00 0.00 0.50 122.00 451.50 691.50 444.50 244.50 39.50 0.00 0.00 1994.00
1967 0.00 0.00 11.50 4.00 112.00 368.50 547.50 484.50 286.00 47.50 0.00 0.00 1861.50
1968 0.00 0.00 6.00 32.50 112.50 400.50 538.50 514.00 237.00 73.50 0.00 0.00 1914.50
1969 0.00 0.00 0.00 24.00 199.43 a 232.00 545.00 646.50 285.50 29.50 3.00 0.00 1964.93
1970 0.00 0.00 0.00 25.50 123.00 503.50 651.00 560.00 304.00 63.00 0.00 0.00 2230.00
1971 0.00 0.00 0.00 36.50 122.00 516.50 435.00 472.50 249.00 62.00 0.00 0.00 1893.50
1972 0.00 0.00 0.00 11.50 290.50 405.00 484.00 497.50 167.00 32.00 0.00 0.00 1887.50
1973 0.00 0.00 0.00 27.00 135.00 387.50 511.50 592.50 188.50 99.50 0.00 0.00 1941.50
1974 0.00 0.00 0.00 44.50 116.00 401.50 688.00 423.50 124.00 40.50 0.00 0.00 1838.00
1975 0.00 0.00 0.00 0.00 232.50 396.00 656.50 478.50 129.00 75.00 12.50 0.00 1980.00
1976 0.00 0.00 0.00 47.50 192.00 490.00 597.00 596.50 300.00 59.00 0.00 0.00 2282.00
1977 0.00 0.00 0.00 106.50 466.00 426.50 622.50 313.00 165.50 12.50 0.00 0.00 2112.50
1978 0.00 0.00 0.00 17.50 267.00 397.50 558.50 555.00 339.50 42.00 1.00 0.00 2178.00
1979 0.00 0.00 0.00 8.50 85.00 357.50 547.50 443.50 285.50 15.00 0.00 0.00 1742.50
1980 0.00 0.00 0.00 84.00 311.00 384.50 571.50 476.50 195.00 37.50 0.00 0.00 2060.00
1981 0.00 0.00 2.50 10.50 149.50 352.00 563.00 509.00 192.00 14.00 1.50 0.00 1794.00
1982 0.00 0.00 0.00 35.00 201.00 207.50 557.00 471.50 163.00 10.50 0.00 0.00 1645.50
1983 0.00 a 0.00 0.00 14.00 93.50 422.50 668.50 675.50 258.50 10.50 0.00 0.00 2143.00
1984 0.00 0.00 0.00 6.00 110.00 382.50 550.00 601.50 120.50 75.95 a 0.00 0.00 1846.45
1985 0.00 0.00 0.00 63.50 259.50 253.50 542.00 383.00 200.50 7.50 0.00 0.00 1709.50
1986 0.00 0.00 0.00 z 25.50 238.00 462.50 644.50 423.00 175.00 30.00 0.00 0.00 1998.50
1987 0.00 0.00 1.00 125.50 299.00 521.50 664.00 470.50 257.50 19.50 0.00 0.00 a 2358.50
1988 0.00 0.00 0.00 28.50 396.00 613.00 697.50 591.00 228.50 34.50 0.00 0.00 a 2589.00
1989 0.00 0.00 0.00 28.00 207.50 375.50 694.00 559.50 245.50 67.00 0.00 0.00 2177.00
1990 0.00 0.00 0.00 90.50 139.50 469.00 550.00 559.50 318.00 32.50 8.50 0.00 2167.50
1991 0.00 0.00 0.00 66.00 388.00 547.50 573.50 634.00 250.00 15.50 0.00 0.00 2474.50
1992 0.00 0.00 0.00 36.00 284.50 335.00 375.50 401.00 216.00 64.00 0.00 0.00 1712.00
1993 0.00 0.00 0.00 10.50 156.00 329.00 496.50 508.00 101.00 37.00 0.00 0.00 1638.00
1994 0.00 0.00 0.00 30.50 266.00 466.50 507.50 457.50 317.00 66.50 0.00 0.00 2111.50
1995 0.00 0.00 0.00 0.00 135.00 564.00 561.00 604.00 231.00 46.50 0.00 0.00 2141.50
1996 0.00 0.00 0.00 0.00 150.00 485.50 521.00 575.00 239.00 42.00 0.00 0.00 2012.50
1997 0.00 0.00 0.00 7.50 104.50 514.00 578.50 480.00 308.00 129.00 0.00 0.00 2121.50
1998 0.00 0.00 0.50 40.00 319.50 369.50 578.50 609.00 383.50 31.00 0.00 0.00 2331.50
1999 0.00 a 0.00 1.55 a 20.50 200.00 411.50 603.50 483.50 151.00 13.50 1.00 0.00 a 1886.05
2000 0.00 0.00 0.00 a 34.50 165.33 a 276.96 b 560.50 524.50 199.00 48.50 9.83 a 0.00 1819.13
2001 0.00 0.00 0.00 a 55.00 181.00 420.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 656.50
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 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2009 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2010 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2011 0.00 0.00 0.00 0.00 k 128.28 b 369.64 b 664.00 530.00 210.52 a 136.00 0.00 0.00 a 2038.44
2012 0.00 0.00 49.50 28.39 b 203.50 458.00 722.50 480.00 222.50 15.50 0.00 a 0.00 2179.89
2013 0.00 0.00 a 0.00 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 0.00
Period of Record Statistics
MEAN 0.00 0.00 1.33 28.42 178.67 402.69 576.22 500.02 224.74 51.13 0.68 0.00 1977.66
S.D. 0.00 0.00 5.80 28.65 79.60 89.22 78.71 81.34 71.30 41.15 2.02 0.00 234.22
SKEW 0.00 0.00 6.43 1.44 0.83 0.25 0.14 0.15 0.26 1.50 3.79 0.00 0.03
MAX 0.00 0.00 49.50 125.50 466.00 643.50 784.50 685.50 397.50 229.00 12.50 0.00 2589.00
MIN 0.00 0.00 0.00 0.00 35.50 207.50 375.50 313.00 68.00 0.00 0.00 0.00 1417.16
NO YRS 110 111 111 109 109 109 110 108 109 109 109 109 98