CRATER LAKE NATL PARK H, OREGON

Monthly Total Growing Degree Days

(351946)

Base Temperature = 50 F

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 200603
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
1931 0.00 0.00 0.00 0.00 34.10 a 151.50 325.00 241.44 e 48.50 0.00 0.00 0.00 m 800.54
1932 0.00 0.00 g 0.00 d 0.00 0.00 88.00 145.00 222.00 116.00 55.50 0.00 0.00 626.50
1933 0.00 0.00 a 0.00 0.00 0.50 19.00 243.50 273.00 35.50 66.50 2.50 0.00 f 640.50
1934 0.00 0.00 0.50 6.50 21.38 b 61.00 178.50 246.50 142.50 44.00 0.00 0.00 700.88
1935 0.00 k 0.00 0.00 0.00 3.00 62.50 144.50 227.00 137.50 11.00 0.00 0.00 585.50
1936 0.00 0.00 0.00 0.50 19.50 46.00 242.83 a 251.00 113.00 59.50 3.00 0.00 735.33
1937 0.00 0.00 0.00 0.00 0.00 38.50 252.00 164.00 98.28 a 2.30 d 0.00 0.00 555.07
1938 0.00 0.00 0.00 0.00 0.50 40.34 a 273.50 161.00 142.50 0.00 0.00 0.00 617.84
1939 0.00 0.00 0.00 0.00 a 7.50 45.00 265.00 246.00 h 130.00 21.50 0.00 0.00 469.00
1940 0.00 0.00 0.00 a 0.00 8.00 209.00 161.00 313.10 a 14.44 c 10.50 0.00 0.00 716.04
1941 0.00 0.00 0.00 0.00 d 17.50 16.00 264.50 159.65 a 12.00 1.55 a 0.00 0.00 471.20
1942 0.00 a 0.00 0.00 0.00 4.00 28.50 252.50 291.00 142.50 40.50 0.00 w 0.00 z 759.00
1943 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 155.00 a 122.45 a 81.50 q 0.00 z 0.00 z 0.00 z 277.45
1944 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 184.00 154.50 0.00 z 0.00 z 0.00 z 0.00 z 338.50
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 0.00 a 0.00 0.00 0.00
1947 0.00 0.00 0.00 5.50 24.00 25.50 149.50 119.00 44.50 7.00 0.00 0.00 375.00
1948 0.00 0.00 a 0.00 0.00 1.50 20.69 a 110.00 211.50 111.50 24.50 0.00 0.00 479.69
1949 0.00 0.00 0.00 0.00 10.50 57.50 209.00 132.78 a 112.00 1.03 a 4.50 0.00 527.32
1950 0.00 0.00 0.00 0.00 6.50 19.50 196.00 291.50 130.00 12.00 0.00 0.00 655.50
1951 0.00 0.00 b 0.00 0.00 4.50 89.50 285.20 a 239.50 206.50 8.50 0.00 a 0.00 833.70
1952 0.00 0.00 0.00 0.00 a 0.00 7.00 240.25 c 107.50 k 121.00 i 69.50 f 0.00 0.00 247.25
1953 0.00 0.00 a 0.00 0.00 0.00 a 0.00 a 147.00 116.00 217.76 a 5.17 a 0.00 b 0.00 485.93
1954 0.00 0.00 0.00 a 0.00 a 22.00 37.50 d 170.50 b 71.50 41.38 a 2.58 a 0.00 a 0.00 345.46
1955 0.00 0.00 0.00 0.00 1.00 65.00 128.50 240.00 67.00 i 15.50 0.00 0.00 450.00
1956 0.00 0.00 0.00 0.00 b 6.50 25.56 c 267.50 163.55 b 74.44 c 9.50 0.00 0.00 547.05
1957 0.00 0.00 0.00 a 0.00 5.00 65.00 96.00 69.50 133.00 0.00 0.00 0.00 368.50
1958 0.00 0.00 0.00 0.00 8.00 47.50 262.98 a 288.00 63.50 53.50 0.00 0.00 723.48
1959 0.00 0.00 0.00 0.00 6.00 72.32 b 330.50 226.00 61.00 13.00 0.00 0.00 708.82
1960 0.00 0.00 0.00 0.00 0.00 45.00 313.00 174.00 106.00 18.00 0.00 0.00 656.00
1961 0.00 0.00 0.00 0.00 0.00 115.50 244.00 275.00 16.00 35.00 0.00 0.00 685.50
1962 0.00 b 0.00 0.00 0.00 0.00 47.00 188.00 128.00 123.00 19.00 6.00 0.00 511.00
1963 0.00 0.00 0.00 0.00 17.00 50.00 64.00 155.50 119.50 14.50 0.00 0.00 420.50
1964 0.00 0.00 0.00 0.00 0.00 15.00 144.00 123.50 35.00 37.00 0.00 0.00 354.50
1965 0.00 0.00 0.00 0.00 0.00 18.00 164.50 118.50 27.50 23.00 0.00 0.00 351.50
1966 0.00 0.00 0.00 0.00 11.00 33.00 83.00 207.50 85.34 a 16.00 1.00 0.00 436.84
1967 0.00 0.00 0.00 0.00 7.00 52.50 219.50 333.50 163.00 1.50 0.50 0.00 777.50
1968 0.00 0.00 0.00 0.00 0.00 76.50 253.50 111.50 99.50 7.00 0.00 0.00 548.00
1969 0.00 0.00 0.00 0.00 13.50 49.50 173.50 121.50 73.50 0.00 0.00 0.00 431.50
1970 0.00 0.00 0.00 0.00 2.50 110.50 204.00 197.50 24.00 25.50 0.00 0.00 564.00
1971 0.00 0.00 0.00 0.00 0.00 5.50 223.00 268.00 41.50 34.50 0.00 0.00 572.50
1972 0.00 0.00 0.00 0.00 10.00 27.50 200.50 199.00 54.00 8.50 0.00 0.00 499.50
1973 0.00 0.00 0.00 0.00 33.00 59.50 229.50 186.50 88.00 0.00 0.00 0.00 596.50
1974 0.00 0.00 0.00 0.00 0.00 58.50 136.00 206.00 194.50 38.50 0.00 0.00 633.50
1975 0.00 0.00 0.00 0.00 0.50 15.00 172.57 a 89.00 152.50 12.50 0.00 0.00 442.07
1976 0.00 0.00 0.00 0.00 0.50 10.50 110.50 57.50 77.00 24.00 2.50 0.00 282.50
1977 0.00 0.00 0.00 0.00 0.00 102.00 162.00 316.00 64.00 10.00 0.00 0.00 654.00
1978 0.00 0.00 0.00 0.00 0.00 13.00 169.00 163.50 19.00 9.00 g 0.00 0.00 364.50
1979 0.00 0.00 0.00 0.00 3.00 48.10 a 178.50 112.63 a 99.50 74.00 0.00 0.00 515.74
1980 0.00 0.00 0.00 0.00 0.00 1.50 161.50 106.95 a 56.50 65.00 0.00 0.00 391.45
1981 0.00 0.00 0.00 2.00 2.50 42.00 176.00 275.00 152.50 0.50 0.00 0.00 650.50
1982 0.00 0.00 0.00 0.00 1.00 17.00 118.00 152.00 40.00 0.00 0.00 0.00 328.00
1983 0.00 0.00 0.00 0.00 z 11.50 0.50 37.50 142.50 35.50 1.50 0.00 0.00 229.00
1984 0.00 0.00 0.00 0.00 9.00 12.00 143.00 139.00 38.50 1.00 0.00 0.00 342.50
1985 0.00 0.00 a 0.00 0.00 0.00 57.00 284.50 115.00 15.00 13.50 0.00 0.00 485.00
1986 0.00 0.00 0.00 0.52 a 18.00 85.50 71.00 296.50 65.00 1.50 0.00 0.00 538.02
1987 0.00 0.00 0.00 3.00 12.00 112.50 86.50 189.00 151.50 61.00 0.00 a 0.00 615.50
1988 0.00 0.00 0.00 0.00 2.00 78.50 221.50 198.50 129.00 64.00 0.00 0.00 693.50
1989 0.00 0.00 0.00 0.00 0.00 11.50 103.50 83.50 45.50 6.50 0.00 0.00 250.50
1990 0.00 0.00 0.00 1.00 1.50 57.00 232.50 205.50 88.50 7.50 0.00 0.00 593.50
1991 0.00 0.00 0.00 0.00 0.00 3.50 191.50 179.00 178.00 98.00 0.00 0.00 650.00
1992 0.00 0.00 0.00 0.00 58.50 131.00 149.50 289.50 81.50 21.00 0.00 0.00 731.00
1993 0.00 0.00 0.00 0.00 0.00 17.00 16.50 104.50 127.50 29.00 0.00 0.00 294.50
1994 0.00 0.00 0.00 0.00 5.00 47.00 306.00 151.00 114.50 2.50 0.00 0.00 626.00
1995 0.00 0.00 0.00 0.00 1.50 26.50 107.00 93.50 117.00 0.00 0.00 0.00 345.50
1996 0.00 0.00 0.00 a 0.00 0.00 15.00 281.50 232.00 60.00 45.50 0.00 0.00 634.00
1997 0.00 0.00 0.00 0.00 10.00 3.00 151.50 193.50 69.00 2.00 0.00 0.00 429.00
1998 0.00 0.00 0.00 0.00 0.00 1.50 218.50 236.00 172.00 5.00 0.00 0.00 633.00
1999 0.00 0.00 0.00 0.00 6.50 7.00 92.50 157.50 100.50 12.00 0.00 0.00 376.00
2000 0.00 0.00 0.00 0.00 4.00 73.00 136.50 201.50 82.00 11.00 0.00 0.00 508.00
2001 0.00 0.00 0.00 0.00 56.00 43.50 173.00 262.47 a 125.50 32.00 0.00 0.00 692.47
2002 0.00 0.00 0.00 0.00 0.00 61.00 275.50 173.00 132.00 18.50 0.00 0.00 660.00
2003 0.00 a 0.00 0.00 0.00 15.50 c 61.00 294.00 198.50 178.00 39.50 0.00 a 0.00 786.50
2004 0.00 a 0.00 0.00 1.00 0.00 28.00 208.50 227.00 51.50 18.50 0.00 0.00 a 534.50
2005 0.00 0.00 0.00 0.00 9.30 a 12.00 241.28 a 253.50 52.00 3.50 0.00 0.00 571.58
2006 0.00 0.00 0.00 0.00 14.93 d 77.31 d 137.00 k 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 92.23
Period of Record Statistics
MEAN 0.00 0.00 0.01 0.28 7.61 46.84 188.92 188.67 93.47 20.34 0.28 0.00 543.29
S.D. 0.00 0.00 0.06 1.08 11.58 38.76 70.85 68.23 51.15 22.04 1.02 0.00 142.60
SKEW 0.00 0.00 8.31 4.59 2.58 1.49 -0.10 0.13 0.33 1.35 4.06 0.00 -0.15
MAX 0.00 0.00 0.50 6.50 58.50 209.00 330.50 333.50 217.76 98.00 6.00 0.00 833.70
MIN 0.00 0.00 0.00 0.00 0.00 0.00 16.50 57.50 12.00 0.00 0.00 0.00 250.50
NO YRS 71 71 72 71 72 72 73 71 69 70 71 69 61