RIGGINS, IDAHO

Monthly Total Cooling Degree Days

(107706)

Base Temperature = 65 F

File last updated on Jul 24, 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
1940 0.00 0.00 0.00 4.50 90.00 222.00 e 396.50 393.50 148.00 0.50 0.00 0.00 1255.00
1941 0.00 d 0.00 0.00 5.50 51.00 96.50 356.00 225.00 6.00 0.00 0.00 0.00 740.00
1942 0.00 0.00 0.00 c 6.50 51.50 69.50 321.50 f 428.00 0.00 z 26.41 d 0.00 0.00 581.91
1943 0.00 0.00 0.00 5.00 14.00 27.41 a 312.00 247.00 122.50 46.50 0.00 0.00 774.41
1944 0.00 0.00 0.00 0.00 44.95 a 83.50 342.00 273.50 168.50 13.00 0.00 0.00 925.45
1945 0.00 a 0.00 b 0.00 0.00 a 4.50 71.50 385.50 376.00 131.50 4.43 c 0.00 0.00 973.43
1946 0.00 0.00 0.00 b 5.50 11.50 60.00 i 371.48 a 341.00 55.00 g 6.89 d 0.00 e 0.00 736.37
1947 0.00 0.00 0.00 0.00 73.37 a 37.50 384.00 313.00 113.28 a 5.88 b 0.00 0.00 927.02
1948 0.00 0.00 b 0.00 0.00 23.50 134.50 212.00 234.50 126.00 4.00 f 0.00 b 0.00 730.50
1949 0.00 0.00 0.00 24.50 51.50 102.50 314.50 364.50 196.50 0.00 g 0.00 0.00 b 1054.00
1950 0.00 0.00 0.00 0.00 c 4.50 90.50 314.50 308.00 105.00 g 2.50 0.00 b 0.00 720.00
1951 0.00 0.00 a 0.00 0.00 18.50 61.50 416.00 347.00 128.00 2.58 a 0.00 0.00 973.58
1952 0.00 0.00 0.00 c 14.00 8.00 h 74.50 324.00 353.50 194.48 a 19.50 0.00 k 0.00 b 979.98
1953 0.00 b 0.00 b 0.00 a 0.00 6.41 b 21.67 c 389.50 311.00 190.00 9.50 j 0.00 n 0.00 z 918.58
1954 0.00 a 0.00 0.00 a 0.00 a 55.59 b 70.20 e 321.00 216.00 80.17 a 0.00 h 0.00 z 0.00 z 742.96
1955 0.00 d 0.00 e 0.00 e 0.00 e 4.43 c 139.00 239.50 339.50 171.72 a 3.44 d 0.00 f 0.00 d 897.60
1956 0.00 c 0.00 0.00 b 0.00 z 56.50 78.75 b 323.50 217.00 g 83.00 f 0.00 b 0.00 0.00 458.75
1957 0.00 0.00 0.00 0.00 b 17.50 136.50 311.00 249.00 145.38 d 10.33 a 0.00 a 0.00 a 869.72
1958 0.00 b 0.00 a 0.00 k 0.00 136.50 0.00 z 318.50 407.50 108.46 d 5.68 a 0.00 c 0.00 976.64
1959 0.00 d 0.00 f 0.00 a 0.00 z 8.50 170.50 367.50 258.50 82.00 0.00 b 0.00 m 0.00 887.00
1960 0.00 z 0.00 e 0.00 x 0.00 e 24.80 a 161.50 495.00 251.10 a 142.50 11.50 0.00 0.00 a 1086.40
1961 0.00 0.00 0.00 0.00 20.50 254.00 451.00 538.50 49.66 a 5.50 0.00 0.00 1319.16
1962 0.00 b 0.00 l 0.00 k 11.50 i 0.00 141.00 313.50 319.50 149.00 0.00 0.00 0.00 923.00
1963 0.00 0.00 0.00 c 0.00 g 48.50 140.69 a 267.00 349.00 254.00 43.50 0.00 0.00 1102.69
1964 0.00 0.00 0.00 0.00 21.00 74.50 353.00 257.50 42.50 4.00 0.00 0.00 752.50
1965 0.00 0.00 0.00 0.00 17.50 73.50 343.00 300.00 26.00 30.50 0.00 0.00 790.50
1966 0.00 0.00 0.00 1.00 149.50 113.50 371.50 383.00 197.00 0.50 f 0.00 0.00 1215.50
1967 0.00 0.00 0.00 a 0.00 43.00 121.50 429.00 504.00 290.50 0.00 0.00 0.00 b 1388.00
1968 0.00 0.00 0.00 1.50 14.98 a 145.86 a 340.50 239.00 60.56 c 5.50 0.00 0.00 a 807.90
1969 0.00 c 0.00 0.00 a 4.00 35.81 b 167.50 333.50 408.00 101.00 0.00 0.00 0.00 1049.81
1970 0.00 0.00 0.00 0.00 26.00 235.50 391.00 404.50 35.00 7.50 0.00 0.00 1099.50
1971 0.00 0.00 0.00 0.00 21.50 68.00 335.50 510.00 64.00 20.00 0.00 0.00 1019.00
1972 0.00 0.00 0.00 0.00 67.50 148.50 334.50 391.00 55.50 0.00 0.00 0.00 997.00
1973 0.00 0.00 0.00 0.00 81.50 201.00 410.00 314.50 83.00 0.00 0.00 0.00 1090.00
1974 0.00 0.00 0.00 0.00 0.50 244.00 278.50 256.00 92.50 0.00 0.00 0.00 871.50
1975 0.00 0.00 0.00 0.00 7.75 a 52.50 377.50 121.00 n 12.50 g 1.00 0.00 0.00 438.75
1976 0.00 a 0.00 0.00 a 0.00 a 29.00 69.50 320.00 192.00 115.00 5.50 0.00 0.00 731.00
1977 0.00 0.00 0.00 31.50 12.00 217.50 297.50 388.50 89.00 0.00 0.00 0.00 1036.00
1978 0.00 0.00 1.00 0.00 3.50 110.00 257.00 181.00 73.50 0.00 0.00 0.00 626.00
1979 0.00 0.00 0.00 0.00 37.00 163.00 224.00 m 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 200.00
1980 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 e 0.00
1981 0.00 a 0.00 a 0.00 5.50 7.00 63.00 258.85 a 421.60 a 178.00 0.00 b 0.00 b 0.00 c 933.95
1982 0.00 0.00 a 0.00 e 0.00 c 8.86 c 169.82 b 0.00 z 346.00 108.00 e 0.00 0.00 m 0.00 l 632.68
1983 0.00 0.00 0.00 0.00 94.50 o 0.00 z 172.50 l 410.50 46.11 c 0.00 q 0.00 0.00 456.61
1984 0.00 0.00 b 0.00 b 0.00 21.50 65.00 c 264.00 g 0.00 z 31.00 h 0.00 z 0.00 z 0.00 b 86.50
1985 0.00 0.00 0.00 14.00 82.50 187.50 541.00 220.00 19.50 0.00 0.00 0.00 1064.50
1986 0.00 0.00 0.00 9.50 104.00 287.00 209.50 439.00 45.50 0.00 0.00 0.00 1094.50
1987 0.00 0.00 0.00 28.50 70.00 192.00 219.50 204.50 127.50 6.00 0.00 0.00 848.00
1988 0.00 0.00 0.00 11.00 47.57 b 153.50 301.50 291.00 110.50 30.00 0.00 0.00 945.07
1989 0.00 0.00 0.00 3.50 10.00 101.50 346.50 201.00 0.00 z 0.00 d 0.00 0.00 662.50
1990 0.00 0.00 0.00 8.00 3.10 a 138.50 415.50 362.50 90.50 j 4.50 0.00 0.00 932.10
1991 0.00 0.00 0.00 0.00 0.00 z 29.00 291.00 442.50 175.00 26.50 0.00 0.00 964.00
1992 0.00 0.00 0.00 13.00 74.50 242.00 127.00 331.00 78.50 26.50 0.00 0.00 892.50
1993 0.00 0.00 0.00 0.00 94.50 72.50 48.00 165.00 91.00 14.50 0.00 0.00 485.50
1994 0.00 0.00 0.00 14.00 39.00 93.50 358.00 324.00 65.00 i 0.50 0.00 0.00 829.00
1995 0.00 0.00 0.00 0.00 13.00 62.00 199.50 163.00 126.50 0.00 0.00 0.00 564.00
1996 0.00 0.00 a 0.00 3.50 2.50 69.50 295.00 274.00 59.50 13.00 0.00 0.00 717.00
1997 0.00 0.00 1.00 0.00 41.00 40.00 181.50 285.00 114.00 0.00 0.00 0.00 662.50
1998 0.00 0.00 0.00 a 3.00 19.50 25.00 363.50 298.50 166.00 0.00 0.00 0.00 875.50
1999 0.00 0.00 0.00 0.00 8.50 43.50 138.98 a 262.00 55.34 a 2.00 0.00 0.00 510.33
2000 0.00 0.00 a 0.00 d 8.04 b 26.57 c 135.56 c 341.50 347.50 78.62 a 0.00 j 0.00 0.00 a 937.78
2001 0.00 0.00 0.00 6.21 a 90.42 a 108.50 331.00 408.50 230.50 13.50 0.00 0.00 a 1188.62
2002 0.00 0.00 0.00 0.00 42.50 169.00 436.50 255.50 147.00 0.00 0.00 0.00 1050.50
2003 0.00 0.00 0.00 a 0.00 60.00 181.50 477.00 417.50 158.50 54.77 a 0.00 a 0.00 1349.27
2004 0.00 0.00 b 0.00 b 1.67 c 5.00 f 158.50 369.00 342.11 c 40.34 a 0.00 e 0.00 0.00 911.62
2005 0.00 0.00 a 0.00 0.00 22.00 70.18 b 362.59 c 317.50 47.50 0.00 0.00 0.00 819.77
2006 0.00 0.00 0.00 1.50 75.00 144.11 b 272.00 k 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 220.61
Period of Record Statistics
MEAN 0.00 0.00 0.03 3.78 37.90 120.53 328.50 323.00 113.38 8.46 0.00 0.00 921.53
S.D. 0.00 0.00 0.18 6.88 33.82 64.03 87.34 86.17 61.27 12.87 0.00 0.00 219.08
SKEW 0.00 0.00 5.34 2.44 1.21 0.54 -0.61 0.24 0.58 1.92 0.00 0.00 0.13
MAX 0.00 0.00 1.00 31.50 149.50 287.00 541.00 538.50 290.50 54.77 0.00 0.00 1388.00
MIN 0.00 0.00 0.00 0.00 0.00 21.67 48.00 163.00 6.00 0.00 0.00 0.00 485.50
NO YRS 65 64 63 62 62 63 60 61 55 56 57 62 38