WALLOWA, OREGON

Monthly Total Growing Degree Days

(358997)

Base Temperature = 50 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201302
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
1903 0.00 z 0.00 z 2.50 5.50 86.00 393.50 333.50 355.00 101.50 8.00 0.00 0.00 1285.50
1904 0.00 0.00 0.00 60.50 109.00 224.00 446.00 478.00 238.00 55.00 1.50 0.00 1612.00
1905 0.00 0.00 0.50 17.00 84.00 220.00 494.00 454.50 196.55 a 38.00 0.00 0.00 1504.55
1906 0.00 0.00 0.00 37.50 90.93 a 200.50 612.50 432.97 a 219.00 69.50 11.90 a 0.00 1674.80
1907 0.00 0.00 0.00 6.50 90.50 184.50 429.00 303.00 161.00 77.50 a 0.00 0.00 1252.00
1908 0.00 0.00 5.50 30.00 31.00 210.00 543.57 b 408.50 242.00 24.00 1.00 0.00 1495.57
1909 0.00 0.00 0.00 0.50 57.00 265.50 369.00 382.50 241.03 a 16.53 a 13.00 0.00 1345.07
1910 0.00 0.00 0.00 86.50 142.00 243.00 482.50 272.00 f 182.50 65.50 2.50 0.00 1204.50
1911 0.00 0.00 a 0.52 a 12.00 35.00 292.50 464.50 332.45 b 120.50 18.00 0.50 0.00 a 1275.96
1912 0.00 0.00 0.00 d 3.62 a 82.00 305.50 358.10 b 288.30 a 52.50 2.58 a 2.50 0.00 1095.11
1913 0.00 0.00 0.00 10.50 107.50 208.00 291.92 a 0.00 z 100.00 i 14.50 0.00 0.00 632.42
1914 0.00 a 0.00 0.00 18.00 150.50 220.00 538.50 412.00 159.00 47.00 5.50 0.00 b 1550.50
1915 0.00 0.00 8.50 73.00 114.50 236.00 453.50 634.00 162.00 12.40 a 0.00 0.00 1693.90
1916 0.00 0.00 1.00 37.00 60.97 a 228.50 413.50 396.50 0.00 z 0.00 z 0.00 c 0.00 a 1137.47
1917 0.00 d 0.00 0.00 1.50 92.50 237.00 573.50 499.00 307.76 a 50.50 3.50 5.00 1770.26
1918 0.00 0.00 5.00 13.50 55.50 428.50 484.00 311.50 239.50 71.50 0.00 0.00 1609.00
1919 0.00 0.00 0.00 28.50 146.50 253.00 470.00 436.00 156.50 16.50 0.00 0.00 1507.00
1920 0.00 0.00 0.00 5.50 47.50 186.50 518.50 416.50 138.50 26.50 0.50 0.00 1340.00
1921 0.00 0.00 0.00 1.00 98.50 348.50 401.50 409.50 70.50 37.50 0.50 0.00 1367.50
1922 0.00 0.00 0.00 5.00 88.00 371.00 485.00 455.00 0.00 z 85.00 0.00 0.00 1489.00
1923 0.00 0.00 0.00 9.00 83.00 222.00 492.00 455.50 216.00 25.00 0.00 0.00 1502.50
1924 0.00 0.00 0.00 9.00 196.50 314.50 422.00 393.00 217.50 16.00 3.00 0.00 1571.50
1925 0.00 0.00 0.00 41.50 165.50 278.00 496.50 374.50 188.00 2.50 0.00 0.00 1546.50
1926 0.00 0.00 0.00 90.50 100.50 343.00 517.50 432.50 148.50 20.67 a 0.00 0.00 1653.17
1927 0.00 0.00 0.00 35.00 55.05 b 259.80 e 424.00 381.00 133.00 21.00 12.50 0.00 1321.35
1928 0.00 a 0.00 1.00 30.00 246.50 248.00 525.50 385.50 213.00 50.00 0.00 z 0.00 z 1699.50
1929 0.00 0.00 0.00 z 1.00 117.50 243.50 484.00 521.00 276.50 53.50 0.00 0.50 1697.50
1930 0.00 0.00 0.50 60.50 92.50 198.50 478.50 502.50 223.50 26.35 a 0.00 0.00 1582.85
1931 0.00 0.00 0.00 16.50 173.50 270.00 534.50 434.00 a 152.00 13.00 0.00 0.00 a 1593.50
1932 0.00 0.00 0.00 19.00 107.00 314.00 422.50 383.50 164.50 41.00 0.00 0.00 1451.50
1933 0.00 0.00 0.00 22.50 57.50 334.00 480.50 419.50 141.00 57.00 1.50 8.50 1522.00
1934 0.00 0.00 12.50 102.00 200.00 262.50 463.00 442.00 180.00 63.00 5.50 0.00 1730.50
1935 0.00 0.00 0.00 3.50 68.50 250.50 436.00 402.00 256.00 48.50 0.00 0.00 1465.00
1936 0.00 0.00 0.00 85.50 233.50 356.50 559.00 441.00 168.00 48.50 0.00 0.00 1892.00
1937 0.00 0.00 0.00 6.50 138.00 230.00 508.50 343.00 297.50 11.50 0.00 0.00 1535.00
1938 0.00 0.00 0.00 25.00 124.00 305.50 586.00 395.50 403.00 57.50 0.00 0.00 1896.50
1939 0.00 0.00 a 1.50 100.50 168.50 215.50 602.50 453.50 167.00 6.00 0.00 0.50 1715.50
1940 0.00 0.00 3.50 23.50 208.50 408.00 517.50 488.00 333.00 69.50 0.00 0.00 i 2051.50
1941 0.00 b 0.00 13.00 25.00 162.00 303.50 579.91 b 454.00 111.00 4.00 1.50 0.00 g 1653.91
1942 0.00 c 0.00 0.00 43.50 81.00 182.00 509.50 495.50 266.25 b 62.00 2.00 0.00 1641.75
1943 0.00 0.00 9.00 54.50 56.00 141.00 463.00 384.00 289.00 101.50 1.00 0.00 1499.00
1944 0.00 0.00 0.00 18.00 141.50 211.00 421.00 342.50 252.50 50.00 0.00 0.00 1436.50
1945 0.00 0.00 k 0.00 25.50 115.50 216.00 482.00 452.50 186.00 98.50 2.00 0.00 1578.00
1946 0.00 0.00 1.50 32.50 43.50 140.00 0.00 z 39.00 z 165.50 3.50 3.50 0.00 s 390.00
1947 0.00 a 0.00 0.00 8.79 a 145.50 139.50 421.50 343.00 240.00 65.00 0.00 c 0.00 1363.29
1948 0.00 0.50 0.00 6.72 a 117.50 206.00 k 296.88 e 236.50 f 150.58 d 31.53 b 0.00 e 0.00 d 603.72
1949 0.00 0.00 a 0.00 a 64.50 208.14 c 220.56 c 409.20 a 428.12 b 224.48 a 4.00 1.61 b 0.00 b 1560.61
1950 0.00 a 0.00 b 0.00 b 2.00 20.50 t 223.85 d 0.00 z 401.28 d 190.00 c 31.55 c 0.00 z 0.00 d 848.68
1951 0.00 c 0.00 e 0.00 c 1.73 d 164.76 d 0.00 z 508.40 a 400.70 d 210.00 d 49.48 e 0.00 j 2.00 j 1335.07
1952 0.00 z 0.00 z 0.00 a 47.07 a 120.56 d 260.56 c 347.50 h 270.00 j 280.20 e 68.56 e 0.00 g 0.00 z 776.94
1953 0.00 z 0.00 i 0.00 33.75 b 47.00 137.50 423.00 415.50 264.00 41.50 0.50 0.00 b 1362.75
1954 0.00 b 0.00 2.00 9.50 151.26 b 165.50 465.00 277.40 b 137.07 a 15.00 0.00 b 0.00 z 1222.72
1955 0.00 z 0.00 z 0.00 z 2.50 57.50 304.29 b 443.09 b 384.50 211.50 49.00 1.00 0.00 1453.37
1956 0.00 0.00 0.50 29.00 192.00 217.00 504.00 364.77 a 226.50 24.50 0.00 0.00 1558.27
1957 0.00 a 0.00 a 0.00 a 19.00 171.50 304.50 444.69 b 351.33 a 269.50 23.50 0.00 0.00 a 1584.02
1958 0.00 0.00 a 0.00 3.00 264.02 a 333.50 512.50 501.68 a 163.50 51.00 2.50 0.00 1831.70
1959 0.00 0.00 0.00 25.50 49.08 a 279.00 448.00 313.10 a 162.50 26.00 0.00 a 0.00 1303.18
1960 0.00 0.00 0.50 36.00 70.50 247.50 563.50 321.00 229.50 28.50 0.00 0.00 1497.00
1961 0.00 0.00 1.00 20.50 93.00 385.50 496.50 566.50 79.50 34.00 0.00 0.00 1676.50
1962 0.00 0.00 0.00 44.00 54.50 233.50 392.00 367.00 211.50 20.00 0.00 0.00 1322.50
1963 0.00 0.50 1.50 2.50 133.00 257.50 349.00 445.00 370.00 101.00 0.00 0.00 1660.00
1964 0.00 0.00 0.00 6.50 76.50 223.97 a 0.00 z 326.00 118.00 22.50 0.00 0.00 773.47
1965 0.00 0.00 0.00 28.00 56.50 222.50 451.50 401.00 92.00 55.00 0.00 1.00 1307.50
1966 0.00 0.00 2.00 10.50 183.00 216.50 437.50 416.00 316.50 27.50 2.00 0.00 1611.50
1967 0.00 0.00 0.00 0.00 z 0.00 z 0.00 z 0.00 z 548.00 358.50 22.00 4.00 0.00 932.50
1968 0.00 0.00 0.00 15.00 92.50 273.00 482.00 353.50 209.50 2.50 0.00 0.00 1428.00
1969 0.00 0.00 0.00 19.00 179.50 318.50 385.50 395.00 234.00 2.50 1.00 0.00 1535.00
1970 0.00 0.00 0.00 1.50 109.50 361.50 501.50 441.50 100.00 29.00 0.00 0.00 1544.50
1971 1.00 0.00 0.00 2.07 a 148.50 202.00 434.50 567.50 104.50 34.50 0.00 0.00 1494.57
1972 0.00 2.50 6.50 0.00 145.50 298.00 428.50 475.00 134.00 25.00 0.00 0.00 1515.00
1973 0.00 0.00 0.00 11.00 159.50 281.50 487.00 424.50 197.50 19.50 0.00 0.00 1580.50
1974 0.00 0.00 0.00 9.00 68.00 382.50 443.00 406.00 219.00 6.50 4.50 0.00 1538.50
1975 0.00 0.00 0.00 0.00 82.50 212.00 555.50 344.00 191.00 41.50 3.50 7.00 1437.00
1976 0.00 0.00 0.00 1.00 104.50 205.50 498.00 369.00 259.00 29.50 0.00 0.00 1466.50
1977 0.00 0.00 0.00 65.50 52.00 412.00 457.00 483.50 162.00 14.00 0.00 1.00 1647.00
1978 0.00 0.00 25.00 13.00 69.00 253.50 471.50 377.50 183.50 20.00 5.00 0.00 a 1418.00
1979 0.00 0.00 0.00 15.00 154.50 289.50 494.00 484.00 271.50 80.00 0.00 0.00 1788.50
1980 0.00 0.00 0.00 63.50 123.00 239.00 471.00 312.50 253.00 49.00 1.50 2.50 1515.00
1981 0.00 0.00 0.00 62.00 112.00 230.50 386.50 506.00 232.50 4.00 0.00 0.00 1533.50
1982 0.00 0.00 0.00 7.50 78.50 363.50 434.50 479.50 196.50 15.00 0.00 0.00 1575.00
1983 0.00 0.00 1.00 4.50 157.50 230.50 405.00 550.00 148.00 15.00 3.50 0.00 1515.00
1984 0.00 0.00 0.50 12.00 102.50 224.50 476.50 519.50 192.50 37.00 0.00 0.00 1565.00
1985 0.00 0.00 1.50 53.00 151.50 291.00 590.50 346.68 a 83.00 24.00 0.50 0.00 1541.68
1986 0.00 0.00 10.50 23.00 200.00 411.00 347.00 547.50 124.00 21.00 0.00 0.00 1684.00
1987 0.00 0.00 0.00 101.50 182.00 344.50 427.00 400.50 287.50 52.00 0.00 1.50 1796.50
1988 0.00 0.00 0.00 65.00 147.50 327.00 485.50 434.50 222.50 172.00 0.00 0.00 1854.00
1989 0.00 0.00 0.00 67.50 102.00 314.50 506.00 362.00 193.00 37.50 11.50 0.00 1594.00
1990 0.00 0.00 1.00 61.50 84.00 298.00 567.50 521.00 362.50 26.00 1.50 0.00 1923.00
1991 0.00 0.00 0.00 7.50 42.00 217.00 473.00 563.50 288.50 51.50 0.00 0.00 1643.00
1992 0.00 0.50 5.00 59.50 228.50 411.50 462.00 484.00 234.00 57.00 0.00 0.00 1942.00
1993 0.00 0.00 0.00 7.00 266.00 242.50 287.00 373.50 200.50 55.00 4.00 0.50 1436.00
1994 0.00 0.00 1.00 67.50 183.00 284.50 571.50 537.00 323.50 23.50 0.00 0.00 1991.50
1995 0.00 2.00 2.00 8.50 104.00 261.50 515.00 408.00 298.50 14.50 7.00 0.00 1621.00
1996 0.00 0.00 0.50 32.50 81.50 283.50 569.50 507.00 171.00 99.00 0.00 0.00 z 1744.50
1997 0.00 z 0.00 11.00 19.50 230.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 261.00
1998 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 406.00 22.50 2.50 0.00 431.00
1999 0.00 0.00 0.00 8.00 107.50 279.00 457.00 567.00 208.00 44.00 9.00 0.00 1679.50
2000 0.00 0.00 0.00 42.00 143.50 315.00 508.50 454.50 196.00 26.50 0.00 0.00 1686.00
2001 0.00 0.00 0.00 46.00 204.50 271.50 523.50 564.50 343.50 27.50 0.00 0.00 1981.00
2002 0.00 0.00 0.00 12.00 124.00 365.50 631.00 405.00 247.00 6.00 0.00 0.00 1790.50
2003 0.00 0.00 20.00 0.00 z 182.00 367.00 655.50 607.50 325.50 136.50 0.00 0.00 2294.00
2004 0.00 0.00 12.50 38.50 119.00 348.50 599.50 554.38 a 216.00 69.00 0.00 0.00 1957.38
2005 0.00 0.00 2.00 30.50 171.50 269.50 601.50 562.50 234.50 56.00 6.00 0.00 1934.00
2006 0.00 z 0.00 1.00 24.00 209.00 385.50 657.50 480.00 289.00 41.00 23.50 0.00 2110.50
2007 0.00 0.00 24.00 45.00 198.00 361.50 711.00 495.50 262.50 46.50 0.00 0.00 2144.00
2008 0.00 0.00 0.00 13.00 178.00 277.50 520.50 509.00 253.50 53.00 2.00 0.00 1806.50
2009 0.00 0.00 0.00 24.00 179.00 326.00 568.50 525.50 374.50 24.50 5.50 0.00 2027.50
2010 0.00 0.00 2.00 33.00 79.50 275.50 497.50 472.00 309.00 82.50 12.50 0.00 1763.50
2011 0.00 a 0.00 6.00 8.79 a 104.37 a 265.86 a 454.00 544.50 370.34 a 70.00 7.50 b 0.00 a 1831.37
2012 0.00 0.00 6.00 65.56 c 112.63 a 289.66 a 586.50 536.50 0.00 z 45.00 0.00 z 0.00 1641.84
2013 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 z 0.00
Period of Record Statistics
MEAN 0.01 0.06 1.99 28.03 124.44 273.69 482.71 436.94 216.70 39.68 1.91 0.28 1602.98
S.D. 0.10 0.32 4.65 25.81 55.57 66.63 77.74 77.59 76.14 28.95 3.73 1.22 198.23
SKEW 10.05 6.52 3.21 1.11 0.46 0.30 0.07 0.22 0.31 1.48 3.04 5.36 0.34
MAX 1.00 2.50 25.00 102.00 266.00 428.50 711.00 634.00 406.00 172.00 23.50 8.50 2144.00
MIN 0.00 0.00 0.00 0.00 31.00 137.50 287.00 277.40 52.50 2.50 0.00 0.00 1095.11
NO YRS 104 105 107 107 107 105 103 103 105 108 104 101 84