GARDEN VALLEY, IDAHO

Monthly Total Growing Degree Days

(103448)

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 0.00 0.00 0.00 z 100.75 a 249.00 537.50 552.50 61.50 k 5.00 0.00 0.00 1444.75
1894 0.00 a 0.00 0.00 19.50 187.50 265.50 714.00 662.00 130.96 d 11.50 0.00 0.00 1990.96
1895 0.00 0.00 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
1896 0.00 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
1897 0.00 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
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 z 0.00 z 0.00
1902 0.00 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
1903 0.00 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
1904 0.00 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
1905 0.00 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
1906 0.00 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
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 h 0.00
1910 0.00 0.00 6.00 l 106.03 a 220.88 c 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 326.91
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 221.50 h 529.50 508.18 c 0.00 z 35.65 a 0.00 0.00 1073.33
1917 0.00 0.00 0.00 1.55 a 100.00 271.50 638.08 a 530.62 a 355.00 95.00 1.00 0.00 a 1992.75
1918 0.00 z 0.00 r 0.00 11.00 53.50 i 503.65 d 559.00 438.65 a 328.39 b 89.50 0.00 a 0.00 1930.20
1919 0.00 0.00 0.00 50.50 230.50 361.07 b 651.52 a 616.50 295.00 8.55 b 0.00 c 0.00 2213.64
1920 0.00 0.00 0.00 0.00 81.50 301.03 a 600.50 556.45 a 226.50 0.00 z 0.00 k 0.00 1765.98
1921 0.00 a 0.00 0.00 b 11.11 c 140.50 426.43 b 564.41 b 579.50 111.11 c 103.00 0.00 b 0.00 k 1936.06
1922 0.00 a 0.00 0.00 h 1.00 h 128.50 435.50 451.00 f 495.50 g 0.00 b 0.00 z 0.00 z 0.00 z 564.00
1923 0.00 b 0.00 e 0.00 j 40.00 o 160.00 269.50 694.73 c 596.46 d 403.00 0.00 z 0.00 z 0.00 z 2123.70
1924 0.00 z 0.00 z 0.00 z 0.00 z 380.35 e 485.50 680.00 515.00 303.00 42.00 1.50 0.00 2407.35
1925 0.00 0.00 0.52 a 47.59 a 271.50 350.00 689.50 509.50 256.03 a 2.50 k 0.00 o 0.00 k 2124.64
1926 0.00 0.00 a 0.00 c 0.00 z 135.50 g 0.00 z 241.00 p 101.00 u 0.00 z 0.00 z 0.00 z 0.00 s 0.00
1927 0.00 z 0.00 z 0.00 z 18.50 n 107.00 m 250.00 h 0.00 z 0.00 z 0.00 z 15.50 t 0.00 s 0.00 c 0.00
1928 0.00 b 0.00 0.60 e 8.50 i 0.00 z 0.00 z 597.61 d 459.00 225.00 f 17.29 e 0.00 i 0.00 c 1074.50
1929 0.00 h 0.00 b 0.00 f 0.00 c 108.00 g 0.00 z 0.00 z 0.00 z 0.00 z 16.50 n 0.00 h 0.00 c 0.00
1930 0.00 a 0.00 c 0.00 c 84.64 b 101.94 e 263.65 d 648.00 608.38 c 238.50 g 31.00 g 0.00 c 0.00 m 1706.61
1931 0.00 e 0.00 c 0.00 d 24.44 c 195.30 a 384.81 d 662.50 554.50 179.00 j 11.00 i 0.00 z 0.00 c 1821.55
1932 0.00 a 0.00 0.00 c 1.80 e 153.21 e 361.03 a 226.50 t 449.00 251.00 63.66 c 0.00 z 0.00 g 1279.71
1933 0.00 e 0.00 0.00 24.44 c 90.02 e 0.00 z 635.50 a 527.00 b 100.00 f 110.29 e 0.00 e 0.00 b 1387.25
1934 0.00 0.00 a 3.50 114.50 326.07 d 332.68 b 640.15 a 629.00 269.40 e 61.50 f 0.00 e 0.00 h 2315.30
1935 0.00 a 0.00 e 0.00 a 28.93 b 130.00 310.34 a 615.00 543.00 346.03 a 0.00 z 0.00 z 0.00 z 1973.31
1936 0.00 z 0.00 z 0.00 z 100.50 g 275.00 449.00 723.00 619.50 260.00 82.50 0.00 0.00 2409.00
1937 0.00 0.00 0.00 24.50 178.00 308.50 646.00 531.50 386.50 55.00 0.00 h 0.00 z 2130.00
1938 0.00 0.00 0.00 b 36.50 140.00 373.50 609.15 a 482.00 403.00 77.00 g 0.00 c 0.00 2044.15
1939 0.00 0.00 0.00 59.00 265.64 b 325.34 a 711.00 698.00 343.50 52.91 b 0.00 i 0.00 h 2455.40
1940 0.00 b 0.00 0.00 b 31.00 257.50 621.50 688.00 640.00 369.00 60.89 c 0.00 d 0.00 2667.89
1941 0.00 0.00 b 0.00 b 27.12 d 206.31 b 415.50 690.50 607.00 167.14 b 25.66 b 0.00 z 0.00 z 2139.22
1942 0.00 z 0.00 b 0.00 b 59.00 111.71 b 237.32 b 668.50 622.50 346.03 a 33.50 j 0.00 k 0.00 b 2045.06
1943 0.00 0.00 b 0.00 a 66.43 b 119.35 a 195.50 g 596.00 509.00 302.00 f 58.00 l 0.00 b 0.00 1290.78
1944 0.00 0.00 0.00 10.50 166.00 233.50 583.50 511.50 333.00 0.00 z 0.00 0.00 1838.00
1945 0.00 0.00 0.00 22.50 139.00 272.50 602.50 590.50 238.50 126.00 0.00 0.00 1991.50
1946 0.00 0.00 0.00 70.50 149.50 359.00 692.50 627.23 a 255.50 2.50 0.00 0.00 k 2156.73
1947 0.00 f 0.00 2.00 43.50 255.50 228.50 814.50 640.50 185.50 r 112.00 0.00 0.00 2096.50
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 532.50 301.50 47.00 0.00 0.00 881.00
1949 0.00 a 0.00 0.00 76.00 259.50 362.50 641.04 c 622.67 b 288.50 h 0.00 z 1.00 0.00 1962.71
1950 0.00 0.00 0.00 10.86 a 100.75 c 311.00 608.12 a 613.50 271.00 f 53.50 f 0.00 a 0.00 1644.23
1951 0.00 0.00 0.00 28.50 179.00 270.50 715.30 d 583.12 b 266.00 g 44.95 a 0.00 a 0.00 1821.37
1952 0.00 0.00 0.00 63.00 208.00 369.00 605.53 a 594.00 390.00 136.92 a 0.00 0.00 n 2366.45
1953 0.00 0.00 0.00 41.50 98.68 a 235.50 627.00 579.00 416.79 b 112.67 e 0.00 0.00 2111.14
1954 0.00 e 0.00 0.00 c 21.50 236.50 256.00 599.00 487.00 325.00 52.18 a 2.00 0.00 1979.18
1955 0.00 0.00 0.00 a 9.50 116.00 360.00 571.00 635.50 326.50 79.64 b 0.00 b 0.00 2098.14
1956 0.00 0.00 1.55 a 57.00 241.50 310.50 638.00 535.50 327.50 76.98 a 0.00 0.00 2188.53
1957 0.00 0.00 0.00 21.50 184.50 f 370.34 a 608.00 542.50 419.44 c 44.78 d 0.00 0.00 a 2006.57
1958 0.00 0.00 0.00 a 7.00 305.02 c 437.31 d 616.00 697.50 a 244.00 g 75.00 i 0.00 c 0.00 d 2062.83
1959 0.00 e 0.00 a 0.00 32.00 87.50 435.00 682.00 535.50 275.56 c 67.68 a 4.50 0.00 2119.74
1960 0.00 0.00 a 1.50 40.50 113.50 455.69 a 802.50 579.50 435.00 101.02 b 0.00 e 0.00 b 2529.21
1961 0.00 d 0.00 4.50 7.00 228.00 552.00 639.50 713.00 172.50 32.50 0.00 b 0.00 2349.00
1962 0.00 b 0.00 a 0.00 d 91.61 b 128.43 c 378.00 554.00 446.40 a 313.00 45.31 e 0.00 b 0.00 d 1956.74
1963 0.00 0.00 b 1.15 d 27.22 c 212.50 357.32 b 519.00 548.00 413.28 a 130.50 i 0.00 b 0.00 f 2078.47
1964 0.00 0.00 0.00 0.00 c 144.84 b 282.50 608.50 465.00 160.00 59.33 b 0.00 j 0.00 1720.17
1965 0.00 a 0.00 0.50 27.00 141.00 364.50 588.50 478.00 135.00 92.00 0.00 c 0.00 1826.50
1966 0.00 0.00 2.67 b 11.50 235.60 a 301.00 510.50 576.00 441.00 33.50 1.00 0.00 2112.77
1967 0.00 0.00 0.00 0.00 180.50 399.00 728.00 734.00 490.00 34.00 0.00 0.00 2565.50
1968 0.00 0.00 0.50 25.00 150.50 414.50 700.50 493.00 304.00 30.50 0.00 0.00 2118.50
1969 0.00 0.00 0.00 d 30.00 257.00 367.00 606.00 664.00 400.50 12.50 0.00 0.00 2337.00
1970 0.00 0.00 0.00 1.00 183.00 470.00 658.00 639.50 232.50 48.00 0.00 0.00 c 2232.00
1971 0.00 g 0.00 0.00 13.00 235.50 386.00 666.50 758.50 203.00 81.50 0.00 0.00 a 2344.00
1972 0.00 0.00 0.00 2.00 220.50 466.50 446.50 h 662.50 213.00 86.00 0.00 0.00 1650.50
1973 0.00 0.00 0.00 5.50 220.00 421.00 684.50 661.00 353.50 60.00 0.00 0.00 2405.50
1974 0.00 0.00 0.00 22.00 141.50 477.50 609.50 529.00 296.50 46.00 0.00 0.00 2122.00
1975 0.00 0.00 0.00 g 0.00 130.00 278.00 718.50 460.00 324.00 79.50 h 0.00 r 0.00 s 1910.50
1976 0.00 m 0.00 0.00 b 12.50 98.00 r 307.00 595.00 425.22 a 296.25 b 29.28 d 4.50 0.00 1669.74
1977 0.00 e 0.00 0.00 93.50 85.80 c 504.64 b 591.00 602.50 253.00 31.50 0.00 0.00 2161.95
1978 0.00 d 0.00 p 15.50 p 8.50 s 41.00 p 319.29 b 569.50 486.50 257.68 b 56.00 0.00 l 0.00 k 1688.96
1979 0.00 0.00 m 0.00 d 25.50 112.93 c 376.07 b 581.77 a 552.50 344.50 134.13 e 0.00 b 0.00 2127.40
1980 0.00 d 0.00 0.00 e 88.85 d 182.56 d 283.00 541.00 403.50 250.50 84.50 f 2.00 g 0.00 e 1749.40
1981 0.00 h 0.00 j 0.00 k 47.00 i 84.50 n 297.00 501.00 590.00 284.00 0.00 m 0.00 e 0.00 i 1672.00
1982 0.00 l 0.00 i 0.00 b 1.50 94.50 337.50 468.00 500.00 212.00 24.50 0.00 0.00 l 1638.00
1983 0.00 0.00 3.50 20.00 n 170.50 321.00 471.50 635.00 253.00 46.50 11.50 0.00 i 1912.50
1984 0.00 0.00 z 0.00 m 14.44 c 151.00 276.50 594.00 601.50 191.50 61.50 0.00 0.00 1890.44
1985 0.00 0.00 0.00 59.50 219.00 375.00 689.50 406.00 117.50 5.00 0.00 0.00 1871.50
1986 0.00 a 0.00 4.50 19.66 a 229.50 466.00 430.50 609.00 160.00 10.00 0.00 0.00 1929.16
1987 0.00 0.00 0.00 132.50 265.00 421.00 495.50 458.00 349.00 96.50 10.50 0.00 2228.00
1988 0.00 0.00 1.00 55.50 164.00 403.50 f 652.00 487.50 218.00 157.00 0.00 z 0.00 z 1735.00
1989 0.00 z 0.00 z 0.00 z 4.50 w 44.50 n 347.00 631.50 513.50 302.00 59.50 0.00 z 0.00 s 1853.50
1990 0.00 s 0.00 s 0.00 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
1991 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 200.00 524.50 548.50 265.50 43.00 0.00 0.00 1581.50
1992 0.00 0.00 6.00 79.50 277.50 426.50 471.50 513.00 226.00 72.00 0.00 0.00 2072.00
1993 0.00 0.00 0.00 3.50 251.00 251.00 304.00 405.50 233.00 73.50 0.00 0.00 1521.50
1994 0.00 0.00 1.00 85.00 228.50 369.50 634.50 578.50 324.00 43.50 0.00 0.00 2264.50
1995 0.00 0.00 0.00 18.00 120.50 301.00 521.50 461.00 288.00 19.00 0.00 0.00 1729.00
1996 0.00 0.00 0.00 29.00 112.00 340.50 590.00 508.00 175.00 104.00 0.00 0.00 1858.50
1997 0.00 0.00 0.50 23.00 210.50 342.00 514.50 546.50 346.50 39.50 0.00 0.00 2023.00
1998 0.00 0.00 0.00 35.50 132.50 270.00 671.50 586.50 461.00 34.00 0.00 0.00 2191.00
1999 0.00 0.00 0.50 20.00 149.50 314.50 511.00 574.50 234.50 58.00 3.00 0.00 1865.50
2000 0.00 0.00 1.00 78.00 185.00 362.00 578.00 550.00 246.00 41.50 0.00 0.00 2041.50
2001 0.00 a 0.00 5.00 40.00 216.50 352.00 595.50 619.00 356.38 a 44.50 0.00 0.00 2228.88
2002 0.00 0.00 0.00 13.00 169.00 414.50 677.00 428.50 292.50 9.50 0.00 0.00 2004.00
2003 0.00 0.00 12.00 30.50 202.00 368.00 687.50 619.00 291.50 142.50 0.00 0.00 2353.00
2004 0.00 0.00 9.00 50.00 133.00 373.00 605.50 562.50 247.00 82.00 0.00 0.00 2062.00
2005 0.00 0.00 0.00 40.00 147.50 264.00 601.00 572.00 235.50 53.50 0.00 0.00 1913.50
2006 0.00 0.00 0.00 41.50 212.50 425.50 709.50 503.00 260.00 49.50 3.00 0.00 2204.50
2007 0.00 0.00 8.00 48.00 217.00 400.50 760.00 528.50 291.50 42.00 0.00 0.00 2295.50
2008 0.00 0.00 0.00 22.00 167.00 301.50 567.50 552.00 240.00 62.50 0.00 0.00 1912.50
2009 0.00 0.00 0.00 45.00 203.50 341.00 562.00 545.00 370.50 25.00 0.00 0.00 2092.00
2010 0.00 0.00 0.00 43.00 67.00 321.50 520.00 476.50 270.50 134.00 0.00 0.00 1832.50
2011 0.00 0.00 2.00 4.00 93.52 a 246.21 a 485.67 a 569.00 360.00 a 78.50 0.00 0.00 b 1838.89
2012 0.00 0.00 10.69 b 85.50 125.00 309.50 661.00 591.00 301.00 57.35 a 0.50 0.00 2141.54
2013 0.00 b 0.00 a 0.00 0.50 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 0.97 35.54 178.05 352.91 612.67 557.33 287.37 59.79 0.57 0.00 2098.79
S.D. 0.00 0.00 2.36 30.00 63.48 79.10 82.15 75.29 87.34 36.09 1.94 0.00 221.32
SKEW 0.00 0.00 3.05 1.03 0.51 0.62 -0.50 0.14 -0.32 0.66 4.42 0.00 0.20
MAX 0.00 0.00 12.00 132.50 380.35 621.50 814.50 758.50 490.00 157.00 11.50 0.00 2667.89
MIN 0.00 0.00 0.00 0.00 67.00 200.00 304.00 403.50 0.00 2.50 0.00 0.00 1521.50
NO YRS 86 88 86 84 86 89 91 94 83 76 77 76 46