CRATER LAKE NATL PARK H, OREGON

Monthly Total Growing Degree Days

(351946)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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
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 76.31 e 1.50 0.00 77.81
1920 5.00 0.00 0.00 8.50 59.50 232.50 479.00 525.50 235.00 47.50 0.00 0.00 f 1592.50
1921 0.00 b 14.50 1.50 16.11 c 86.00 283.00 496.00 501.00 200.00 209.50 4.00 j 2.00 1809.61
1922 0.00 0.00 0.00 9.50 115.50 424.50 648.50 458.50 381.00 85.00 0.00 0.00 2122.50
1923 2.00 0.50 1.50 11.00 75.50 0.00 z 486.50 431.50 292.00 51.00 3.46 d 0.00 c 1354.96
1924 0.00 3.50 0.00 35.00 226.50 451.50 456.00 317.00 202.50 49.00 0.50 0.00 a 1741.50
1925 0.50 0.00 1.50 8.00 20.00 z 0.00 z 0.00 z 280.50 k 0.00 z 0.00 z 0.00 z 0.00 z 10.00
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 47.50 0.00 a 47.50
1927 0.00 a 0.00 0.00 b 65.00 63.50 k 222.50 367.00 h 465.00 142.00 104.00 24.50 0.00 a 1023.00
1928 6.41 b 1.07 b 7.48 b 0.00 b 203.64 b 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 218.61
1929 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 600.50 0.00 z 159.50 83.50 0.50 844.00
1930 0.00 1.00 0.00 z 0.00 7.50 0.00 z 0.00 z 494.00 0.00 z 0.00 z 55.00 0.00 a 557.50
1931 6.50 0.00 2.00 31.50 173.60 a 356.00 637.00 548.46 e 205.50 52.50 59.50 0.00 m 2072.56
1932 0.00 0.00 g 5.17 d 9.00 78.50 286.00 434.00 509.50 396.50 208.73 a 16.00 0.00 1943.40
1933 0.00 0.00 0.00 27.50 43.50 172.50 550.50 564.00 204.50 254.50 56.00 0.00 h 1873.00
1934 8.50 6.50 62.00 120.00 143.24 b 236.50 479.00 549.50 374.50 157.50 25.00 1.50 2163.74
1935 1.50 k 5.50 0.00 4.00 84.50 272.00 405.50 531.00 430.50 136.50 15.50 0.00 1885.00
1936 0.00 0.00 4.00 82.50 138.50 225.00 537.85 a 558.00 345.50 293.50 84.50 0.00 2269.35
1937 0.00 0.00 0.00 0.00 101.00 218.00 562.00 448.00 342.41 a 142.37 d 7.00 4.50 1825.28
1938 1.00 0.00 0.00 10.00 72.00 248.28 a 556.00 456.00 393.50 59.00 0.00 1.00 1796.78
1939 0.00 0.00 35.50 55.34 a 121.00 214.50 556.00 471.50 h 367.50 171.00 30.00 9.00 1559.84
1940 0.00 0.00 16.53 a 28.00 165.00 460.00 449.50 623.10 a 181.11 c 131.00 8.50 17.00 2079.74
1941 0.00 0.00 5.00 27.69 d 95.00 146.50 573.00 409.20 a 151.50 79.57 a 42.50 0.00 1529.96
1942 0.00 a 0.00 0.50 26.00 66.50 154.00 554.00 575.00 410.50 230.00 0.00 w 0.00 z 2016.50
1943 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 447.43 a 392.15 a 209.50 q 0.00 z 0.00 z 0.00 z 839.58
1944 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 484.50 447.00 0.00 z 0.00 z 0.00 z 0.00 z 931.50
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 24.80 a 0.00 3.00 27.80
1947 0.00 3.00 40.50 70.50 206.50 161.00 439.50 396.00 219.50 99.00 14.00 1.50 1651.00
1948 4.50 0.00 a 0.00 3.00 56.00 228.10 a 380.50 515.00 281.00 186.50 2.50 0.00 1657.10
1949 0.00 0.00 0.00 52.50 155.50 305.50 516.00 429.87 a 370.00 73.37 a 102.00 0.00 2004.73
1950 0.00 0.00 0.00 0.50 134.50 179.50 496.00 592.00 374.50 91.50 21.50 7.50 1897.50
1951 0.00 1.08 b 0.00 72.50 120.00 315.50 589.52 a 527.50 492.50 79.50 7.24 a 6.00 2211.33
1952 0.00 0.00 0.00 38.28 a 103.00 130.00 546.38 c 285.50 k 293.50 i 248.50 f 16.00 0.00 833.65
1953 0.00 0.00 a 0.00 22.50 25.83 a 46.03 a 441.00 366.00 496.03 a 106.95 a 9.11 b 0.00 1513.46
1954 0.00 16.50 0.00 a 38.28 a 149.00 152.88 d 445.22 b 290.50 204.31 a 73.37 a 52.76 a 3.50 1426.32
1955 0.00 0.00 0.00 0.00 61.50 233.50 337.50 546.00 142.00 i 128.50 24.50 0.00 1331.50
1956 0.00 0.00 0.00 28.39 b 126.00 152.22 c 551.00 435.07 b 306.67 c 97.00 71.00 30.00 1797.35
1957 0.00 1.50 1.03 a 23.50 97.00 280.00 386.50 325.00 384.50 11.50 9.00 0.00 1519.53
1958 0.00 0.00 0.00 1.00 180.00 205.50 558.00 a 593.00 267.50 232.00 10.50 12.50 2060.00
1959 0.00 0.00 3.00 40.00 57.00 270.54 b 624.00 514.00 207.50 132.00 45.50 7.00 1900.54
1960 0.00 0.00 44.00 30.00 52.00 299.00 620.00 414.00 365.50 155.00 0.00 1.50 1981.00
1961 3.00 0.00 0.00 18.00 51.00 341.00 538.50 582.50 174.50 153.50 34.50 0.00 1896.50
1962 1.07 b 15.50 0.00 36.50 5.50 222.50 468.00 409.00 376.00 163.50 45.00 11.50 1754.07
1963 4.50 6.00 0.00 0.00 133.50 169.50 317.50 422.00 375.00 99.50 1.50 6.00 1535.00
1964 0.00 0.00 0.50 8.00 36.50 129.50 409.50 372.00 234.50 196.00 12.50 0.00 1399.00
1965 0.00 0.00 0.00 23.00 62.50 197.00 430.00 383.50 223.50 228.00 11.50 0.00 1559.00
1966 0.00 0.00 28.50 52.50 157.50 181.00 329.00 480.50 308.79 a 149.50 38.50 0.00 1725.79
1967 0.00 0.00 0.00 0.00 116.00 212.00 527.00 641.00 428.00 88.00 31.00 7.50 2050.50
1968 6.50 1.00 4.50 31.00 47.00 238.00 537.50 315.50 326.00 87.00 0.00 0.00 1594.00
1969 1.00 0.00 6.00 8.00 156.00 259.00 449.50 395.50 290.50 36.50 50.00 0.00 1652.00
1970 0.00 0.50 0.00 0.00 103.50 297.00 498.50 502.00 176.00 129.50 5.00 0.00 1712.00
1971 7.00 9.00 0.00 0.00 60.00 98.00 475.50 563.50 216.50 137.00 12.00 0.00 1578.50
1972 0.00 0.00 11.00 0.50 103.00 233.50 491.50 462.50 183.50 120.50 0.00 3.50 1609.50
1973 0.00 0.00 0.00 25.50 153.50 241.00 511.00 458.50 283.50 76.00 0.00 0.00 1749.00
1974 0.00 0.00 0.00 3.50 50.50 267.50 375.00 482.50 473.50 173.50 17.50 0.00 1843.50
1975 6.50 0.00 0.00 0.00 63.00 162.00 439.68 a 325.00 432.00 65.00 3.50 4.00 1500.68
1976 3.50 8.00 0.50 5.00 71.50 127.50 381.00 256.50 322.00 154.00 69.50 7.50 1406.50
1977 0.00 4.50 0.00 28.00 10.00 346.50 423.00 582.00 215.50 112.00 1.00 0.00 1722.50
1978 0.00 0.00 16.50 8.50 24.50 161.50 444.50 381.00 139.00 180.50 g 15.00 0.00 1190.50
1979 0.00 0.00 8.50 2.00 98.00 224.48 a 449.50 382.85 a 353.50 215.00 0.00 7.00 1740.83
1980 0.00 0.00 0.00 26.50 49.00 82.00 440.50 386.47 a 276.00 197.00 22.50 24.50 1504.47
1981 4.50 0.00 0.00 44.00 56.50 221.00 441.00 580.00 350.00 90.00 7.00 0.00 1794.00
1982 0.00 0.00 0.00 0.00 50.50 170.00 354.00 429.50 187.50 58.00 0.00 0.00 1249.50
1983 0.00 0.00 0.00 0.00 z 98.00 95.00 171.00 426.00 230.00 99.00 0.00 5.50 1124.50
1984 4.50 4.00 0.00 4.00 49.00 131.50 445.50 439.50 217.50 46.50 0.00 0.00 1342.00
1985 5.50 0.00 a 1.50 72.00 52.00 249.50 585.50 371.50 127.50 94.50 7.00 12.50 1579.00
1986 0.50 5.50 22.50 28.97 a 109.00 295.00 338.00 601.00 163.50 112.50 15.50 0.00 1691.97
1987 0.00 0.00 0.00 56.00 125.50 327.00 333.50 476.50 413.00 318.00 18.62 a 0.00 2068.12
1988 1.00 4.50 0.50 28.00 60.50 231.00 510.50 501.00 335.00 315.50 13.50 2.00 2003.00
1989 3.00 0.00 0.00 61.00 49.50 216.00 372.00 328.50 273.50 86.00 27.50 1.00 1418.00
1990 0.00 0.00 1.50 59.50 46.00 215.50 514.00 466.50 371.00 68.00 17.00 1.00 1760.00
1991 0.00 2.00 0.00 0.00 10.50 63.50 493.50 489.00 464.50 289.00 21.50 0.00 1833.50
1992 0.00 12.00 3.50 52.50 275.00 363.50 417.50 584.00 300.50 162.50 5.50 0.00 2176.50
1993 0.00 0.00 4.00 0.00 76.50 115.50 212.50 370.00 345.50 157.50 6.00 0.00 1287.50
1994 11.00 0.00 18.50 23.50 101.50 223.50 602.00 451.50 347.00 69.00 0.00 0.00 1847.50
1995 0.00 15.50 0.00 6.50 78.50 150.00 369.50 336.00 367.50 76.00 16.00 0.00 1415.50
1996 1.00 10.50 5.68 a 27.50 36.00 176.50 562.00 518.50 223.50 168.50 18.00 0.00 1747.68
1997 0.00 0.00 5.50 2.50 146.00 124.00 422.00 495.00 283.50 63.50 23.50 0.00 1565.50
1998 0.00 0.00 0.00 43.50 25.50 142.00 516.00 541.00 410.50 69.00 0.00 0.00 1747.50
1999 0.00 0.00 2.50 23.00 76.00 145.00 344.50 423.50 332.50 186.50 19.00 4.00 1556.50
2000 0.00 0.00 0.50 29.50 72.00 288.50 402.50 500.00 288.50 90.50 1.00 1.50 1674.50
2001 2.00 0.00 11.00 23.00 220.00 211.50 466.00 563.17 a 376.50 170.00 9.50 0.00 2052.67
2002 0.00 0.00 0.00 31.00 62.00 262.50 582.00 437.50 359.00 141.50 8.50 1.50 1885.50
2003 5.68 a 0.00 4.50 0.00 122.89 c 274.50 601.50 506.00 410.00 195.50 0.00 a 0.00 2120.58
2004 0.00 a 0.00 33.50 42.50 51.50 225.50 516.50 497.00 239.50 123.50 12.00 4.65 a 1746.15
2005 10.00 4.50 22.00 5.50 82.15 a 110.50 548.70 a 552.50 244.00 104.50 14.50 0.00 1698.85
2006 0.00 0.00 0.00 19.50 94.50 247.50 580.00 451.50 348.00 90.42 a 12.00 0.00 1843.42
2007 0.00 a 4.50 14.98 a 31.50 117.69 d 223.93 b 587.00 452.50 300.00 37.00 43.97 a 0.00 1813.06
2008 0.00 0.00 0.00 a 14.00 86.00 f 155.19 d 444.00 473.50 365.00 147.50 27.93 a 5.17 a 1632.29
2009 4.00 1.50 0.50 26.90 a 115.50 183.00 543.50 464.50 396.00 51.50 5.50 0.00 1792.40
2010 0.00 0.00 0.00 0.00 a 20.50 95.00 466.50 390.50 238.00 137.50 18.00 0.00 1366.00
2011 0.50 0.00 0.00 0.00 8.27 a 79.50 268.50 468.00 393.50 80.50 0.00 0.00 1298.77
2012 0.00 0.00 0.00 29.00 64.00 117.00 419.00 543.50 433.50 153.00 25.50 0.00 1784.50
2013 0.00 0.00 8.50 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 8.50
Period of Record Statistics
MEAN 1.39 1.88 5.38 23.92 91.49 215.45 471.64 468.15 306.93 127.32 19.66 2.57 1736.84
S.D. 2.58 3.92 11.26 23.49 54.67 84.18 93.52 83.96 92.29 66.93 22.09 5.21 243.65
SKEW 1.90 2.40 2.88 1.28 0.86 0.54 -0.59 -0.20 -0.06 0.84 1.59 3.13 0.12
MAX 11.00 16.50 62.00 120.00 275.00 460.00 648.50 641.00 496.03 318.00 102.00 30.00 2269.35
MIN 0.00 0.00 0.00 0.00 5.50 46.03 171.00 256.50 127.50 11.50 0.00 0.00 1249.50
NO YRS 87 87 87 86 84 83 85 86 82 85 87 85 69