GRANGEVILLE, IDAHO

Monthly Total Growing Degree Days

(103771)

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
1893 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 8.00 0.00 0.00 8.00
1894 0.00 0.00 0.00 24.00 188.50 186.00 517.50 603.00 160.00 43.50 12.00 0.00 1734.50
1895 0.00 0.00 9.50 50.00 89.00 217.50 419.00 507.00 100.50 87.00 2.00 0.00 1481.50
1896 0.00 0.00 1.00 0.00 49.50 275.50 636.50 545.50 200.50 70.00 0.00 0.00 1778.50
1897 0.00 z 0.00 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
1898 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
1899 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
1900 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
1901 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 a 0.00 0.00
1902 0.00 2.50 0.00 2.59 a 44.84 c 0.00 z 0.00 z 0.00 z 34.00 g 1.50 q 0.00 2.50 52.43
1903 0.00 0.00 0.00 8.00 125.00 379.00 366.00 471.50 158.00 42.50 9.50 0.00 1559.50
1904 0.00 0.00 0.00 67.50 139.50 250.50 448.50 562.00 324.50 91.00 5.00 0.00 1888.50
1905 0.00 0.00 4.00 40.50 92.50 196.50 545.00 557.00 285.50 41.00 0.00 0.00 1762.00
1906 0.00 0.00 0.50 75.00 106.00 169.50 666.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1017.50
1907 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
1908 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
1909 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
1910 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
1911 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
1912 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
1913 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
1914 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
1915 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
1916 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
1917 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
1918 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
1919 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
1920 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
1921 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
1922 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
1923 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
1924 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
1925 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
1926 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
1927 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 10.00 0.00 d 10.00
1928 0.00 0.00 3.50 19.00 246.50 208.00 544.71 c 381.30 a 191.00 25.50 1.00 0.00 1620.51
1929 0.00 0.00 0.00 0.00 a 85.00 217.50 d 526.50 633.36 b 170.00 70.00 0.00 0.00 1702.36
1930 0.00 0.00 0.00 46.50 49.00 p 190.00 561.00 603.00 249.00 26.00 3.00 0.00 1678.50
1931 0.00 0.00 0.00 34.00 238.50 324.50 619.50 600.50 209.46 b 33.50 0.00 0.00 2059.96
1932 0.00 1.07 b 0.00 a 29.00 92.50 326.50 495.00 498.00 257.00 65.74 b 0.00 z 0.00 z 1764.82
1933 0.00 0.00 1.50 34.50 64.00 315.50 563.50 495.00 183.00 118.00 8.00 0.00 1783.00
1934 0.00 0.00 14.00 139.00 254.00 289.00 593.00 569.00 234.00 103.00 7.00 0.00 2202.00
1935 0.00 0.00 3.00 7.00 95.07 a 297.00 520.50 487.50 387.32 b 102.50 0.00 0.00 1899.89
1936 0.00 0.00 0.00 111.50 263.00 320.50 629.62 b 569.00 235.00 78.50 0.00 0.00 2207.12
1937 0.00 0.00 0.00 12.50 130.50 260.50 593.00 460.00 358.00 82.50 3.50 0.00 1900.50
1938 0.00 0.00 0.00 19.50 134.50 338.00 591.50 474.00 444.00 48.00 0.00 0.00 2049.50
1939 0.00 0.00 15.00 73.50 197.50 196.50 560.00 600.50 295.50 43.00 0.00 1.50 1983.00
1940 0.00 0.00 3.00 14.50 185.50 377.50 572.00 593.00 307.50 70.00 0.00 0.00 2123.00
1941 0.00 1.00 8.00 37.50 112.50 215.50 591.00 466.50 80.00 8.50 1.50 1.50 1523.50
1942 0.00 0.00 0.50 54.50 75.50 145.00 548.00 579.50 289.50 90.00 0.00 0.00 1782.50
1943 0.00 0.00 5.50 48.50 56.50 144.00 493.50 451.00 343.00 138.50 0.00 0.00 1680.50
1944 0.00 0.00 0.00 22.50 146.00 221.00 520.00 483.00 322.00 128.00 0.00 0.00 1842.50
1945 0.00 0.00 0.00 13.50 108.00 181.00 572.00 573.50 206.50 139.00 4.00 0.00 1797.50
1946 0.00 0.00 4.00 39.00 101.00 168.00 468.00 457.50 161.50 2.00 0.00 0.00 1401.00
1947 0.00 0.00 3.50 22.50 176.00 148.50 467.50 400.50 221.00 54.50 3.50 0.00 1497.50
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 359.50 205.34 a 39.50 0.00 0.00 a 604.34
1949 0.00 0.00 0.00 32.00 199.20 d 244.04 d 484.00 558.00 308.50 9.00 2.00 0.00 1836.74
1950 0.00 0.00 0.00 3.00 90.00 192.00 l 478.78 d 533.00 287.00 52.00 0.50 0.00 1444.28
1951 0.00 2.50 0.00 26.50 105.00 0.00 z 557.50 566.94 e 166.00 m 53.00 0.00 0.00 1311.44
1952 0.00 0.00 0.00 64.00 104.22 b 218.57 b 483.60 a 493.50 314.00 108.00 0.00 0.00 a 1785.90
1953 1.00 0.00 0.00 c 27.00 45.50 139.00 553.00 530.32 c 372.00 91.50 5.00 0.00 1764.32
1954 0.00 0.00 0.00 12.50 137.50 142.50 454.50 345.00 194.50 26.00 0.00 0.00 1312.50
1955 0.00 0.00 0.00 2.00 32.66 c 249.50 401.00 481.00 221.00 29.00 0.00 0.00 1416.16
1956 0.00 0.00 0.00 28.00 176.00 180.50 514.50 380.00 205.00 14.00 f 0.00 0.00 1484.00
1957 0.00 0.00 0.00 19.50 154.00 277.76 a 459.00 409.20 a 292.00 27.68 c 0.00 0.00 1639.14
1958 0.00 0.00 0.00 2.00 292.50 321.00 540.43 a 605.00 224.50 64.77 c 0.00 0.00 c 2050.20
1959 0.00 0.00 0.00 17.00 48.50 280.71 b 537.33 a 416.43 a 143.50 31.50 2.00 0.00 1476.98
1960 0.00 0.00 6.00 27.00 63.50 283.93 b 665.00 353.50 278.50 62.50 0.00 0.00 b 1739.93
1961 0.00 0.00 0.00 18.00 83.00 402.50 594.00 662.50 115.50 71.00 0.00 0.00 1946.50
1962 0.00 0.00 a 0.00 57.00 33.07 a 266.00 418.50 379.75 a 228.00 29.00 0.00 0.00 b 1411.32
1963 0.00 6.00 2.07 a 16.50 156.50 229.50 393.00 496.50 395.00 114.50 0.00 0.00 1809.57
1964 0.00 0.00 4.50 0.00 93.00 204.50 488.50 342.50 118.00 43.00 0.00 0.00 1294.00
1965 0.00 0.00 0.00 22.50 62.00 222.50 485.84 b 335.50 f 108.50 94.50 0.00 0.00 d 995.84
1966 0.00 0.00 2.50 13.00 168.50 203.00 492.00 490.00 331.50 35.50 0.50 0.00 a 1736.50
1967 0.00 0.00 0.00 0.00 114.50 304.50 585.00 287.50 p 389.50 36.00 0.00 0.00 1429.50
1968 0.00 0.00 3.00 28.50 69.00 248.50 515.00 375.00 228.46 d 21.50 0.00 0.00 1488.96
1969 0.00 0.00 a 7.50 28.00 184.00 333.00 460.50 479.50 225.50 9.76 d 0.50 0.00 1728.26
1970 0.00 0.00 0.00 1.00 106.00 360.50 525.00 407.50 g 90.54 b 41.00 0.00 0.00 1124.04
1971 4.00 0.00 0.00 6.00 163.50 182.50 500.65 a 646.02 c 97.50 68.50 0.00 a 0.00 1668.67
1972 0.00 2.50 14.00 0.50 148.00 289.00 464.50 529.67 b 134.50 31.50 0.00 e 0.00 1614.17
1973 0.00 0.00 0.00 6.00 159.50 285.50 538.62 c 517.50 200.00 9.50 h 0.00 e 0.00 a 1707.12
1974 0.00 0.00 0.00 10.00 51.50 380.50 466.50 467.38 e 245.00 28.00 3.00 0.00 a 1651.88
1975 0.00 0.00 0.00 0.00 71.00 188.50 579.50 378.00 229.50 46.00 20.00 2.00 1514.50
1976 0.00 0.00 0.50 7.00 116.50 175.50 480.00 379.50 276.00 56.00 4.00 0.00 1495.00
1977 0.00 0.00 0.00 84.50 38.00 383.50 444.50 532.50 154.50 11.00 0.00 0.00 1648.50
1978 0.00 0.00 25.50 12.50 51.50 267.00 436.50 386.00 187.00 59.50 0.00 0.00 d 1425.50
1979 0.00 0.00 0.00 13.45 a 126.50 297.50 524.50 494.00 307.50 0.00 z 0.00 0.00 1763.45
1980 0.00 0.00 0.00 83.50 94.03 a 170.00 453.50 337.00 243.50 79.50 9.00 6.50 1476.53
1981 0.00 0.00 0.00 57.00 86.50 162.50 406.00 557.00 267.00 4.50 0.00 0.00 1540.50
1982 0.00 0.50 0.00 a 5.00 60.00 338.00 431.50 482.50 195.50 29.00 0.00 0.00 1542.00
1983 0.00 0.00 2.00 12.00 160.00 218.50 369.50 584.00 125.50 18.00 13.00 0.00 1502.50
1984 0.00 0.00 2.00 16.00 76.98 a 204.50 514.50 531.00 189.50 58.00 0.00 0.00 1592.48
1985 0.00 0.00 0.00 76.50 166.00 295.00 658.00 360.50 94.50 33.50 0.00 0.00 1684.00
1986 0.00 11.41 a 19.00 16.00 204.08 a 424.00 368.00 602.00 105.50 31.00 0.00 0.00 1780.99
1987 0.00 0.00 2.50 110.50 189.00 365.00 402.00 388.50 299.00 72.00 1.50 2.50 1832.50
1988 0.00 0.00 2.50 79.50 139.50 306.50 490.00 476.50 241.50 179.00 7.00 0.00 1922.00
1989 0.00 0.00 0.50 62.50 100.50 292.00 489.50 384.50 242.50 0.00 z 20.00 0.00 1592.00
1990 0.00 0.00 4.50 54.50 78.00 276.50 567.00 530.00 0.00 z 45.50 14.50 0.00 1570.50
1991 0.00 0.00 1.50 23.00 44.50 165.00 505.00 605.00 304.50 104.50 0.00 0.00 1753.00
1992 0.00 0.00 6.50 71.50 240.50 423.50 442.50 523.00 227.50 76.50 0.00 0.00 2011.50
1993 0.00 a 0.00 a 0.50 5.00 277.50 207.50 238.00 391.00 250.00 69.00 0.00 c 0.00 1438.50
1994 0.00 0.00 4.50 65.00 169.50 262.24 a 585.50 551.00 320.50 33.07 a 0.00 0.00 a 1991.31
1995 0.00 0.00 z 2.00 6.50 127.00 231.50 470.50 391.50 294.00 9.00 3.50 0.00 1535.50
1996 0.00 0.00 0.00 38.00 51.00 280.00 575.00 495.50 190.50 88.00 0.00 0.00 1718.00
1997 0.00 0.00 12.00 14.00 217.50 251.50 431.50 560.50 294.50 44.50 2.50 0.00 1828.50
1998 0.00 0.00 4.00 51.50 128.00 243.00 662.00 605.50 383.00 19.50 0.00 0.00 2096.50
1999 0.00 0.00 3.00 17.00 97.00 241.50 468.00 571.50 243.10 a 57.50 41.90 a 0.00 c 1740.50
2000 0.00 0.00 a 0.00 76.00 154.50 209.50 m 573.00 595.50 248.00 33.50 0.00 0.00 a 1680.50
2001 0.00 0.00 3.50 44.50 222.00 296.40 e 548.00 665.50 443.50 47.00 3.50 0.00 2273.90
2002 0.00 0.00 0.00 13.00 148.50 346.50 666.50 480.50 312.00 18.00 0.00 0.00 1985.00
2003 0.00 0.00 15.00 19.50 144.00 335.50 650.50 586.00 289.50 155.50 0.00 0.00 2195.50
2004 0.00 0.00 14.50 32.00 62.00 269.50 552.50 518.50 157.00 45.50 0.00 0.00 1651.50
2005 0.00 0.00 0.50 27.00 106.50 199.50 534.50 535.50 178.00 43.50 1.00 0.00 1626.00
2006 0.00 0.00 0.00 12.00 181.00 311.50 654.00 476.00 242.00 14.50 12.00 0.00 1903.00
2007 0.00 0.00 10.00 21.00 130.00 274.00 696.00 487.00 207.50 25.50 1.00 0.00 1852.00
2008 0.00 0.00 0.00 9.50 117.50 217.00 0.00 z 0.00 z 0.00 z 0.00 z 1.00 0.00 345.00
2009 0.00 0.00 0.00 30.00 174.00 299.50 567.00 534.00 384.00 20.50 2.50 0.00 2011.50
2010 0.00 0.00 0.00 41.50 72.00 227.00 508.50 503.00 291.00 103.50 8.00 0.00 1754.50
2011 0.00 0.00 0.50 3.50 53.50 221.00 474.50 590.00 440.50 62.00 0.50 0.00 1846.00
2012 0.00 j 0.00 0.00 72.50 102.00 232.00 613.00 0.00 z 356.00 64.21 c 17.00 0.00 1456.71
2013 0.00 0.00 0.50 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 0.50
Period of Record Statistics
MEAN 0.05 0.30 2.73 31.49 125.45 258.04 519.06 501.27 244.79 56.15 2.84 0.18 1746.83
S.D. 0.43 1.40 4.84 28.68 61.29 69.54 81.67 84.36 86.61 36.61 6.08 0.81 226.29
SKEW 8.73 6.39 2.42 1.30 0.64 0.35 -0.26 -0.25 0.21 0.97 3.70 5.96 0.22
MAX 4.00 11.41 25.50 139.00 292.50 424.00 696.00 665.50 444.00 179.00 41.90 6.50 2273.90
MIN 0.00 0.00 0.00 0.00 32.66 139.00 238.00 337.00 80.00 2.00 0.00 0.00 1294.00
NO YRS 92 93 93 92 91 88 90 86 88 87 94 94 74