WEAVERVILLE, CALIFORNIA

Monthly Total Cooling Degree Days

(049490)

Base Temperature = 65 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
1894 0.00 0.00 1.00 3.50 13.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 17.50
1895 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
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 z 0.00
1910 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 0.52 a 0.52
1911 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
1912 0.00 z 0.00 z 0.00 z 0.00 0.00 52.00 86.50 70.50 11.50 0.00 0.00 0.00 a 220.50
1913 0.00 0.00 0.00 0.00 8.00 16.50 161.50 212.00 38.50 0.00 0.00 0.00 436.50
1914 0.00 h 0.00 0.00 a 0.00 9.00 59.50 183.50 57.50 r 2.00 0.00 0.00 0.00 254.00
1915 0.00 0.00 0.00 3.50 1.00 5.50 90.00 173.08 a 12.00 0.00 0.00 0.00 285.08
1916 0.00 a 0.00 30.00 30.00 5.00 72.50 121.50 181.00 34.00 0.00 0.00 0.00 474.00
1917 0.00 0.00 0.00 a 0.00 0.00 30.50 g 244.50 251.50 58.50 i 3.58 e 0.00 a 0.00 499.58
1918 0.00 b 0.00 0.00 0.00 6.50 193.50 156.55 a 178.25 a 97.50 6.50 0.00 0.00 a 638.80
1919 0.00 0.00 0.00 0.00 33.50 51.00 269.00 236.00 79.66 a 0.00 d 0.00 c 0.00 c 669.16
1920 0.00 e 0.00 0.00 0.00 13.50 51.50 134.50 241.50 50.50 0.00 0.00 0.00 491.50
1921 0.00 0.00 0.00 0.00 1.50 62.00 204.50 127.50 25.00 10.69 b 0.00 0.00 431.19
1922 0.00 0.00 0.00 a 0.00 13.50 108.00 320.85 a 83.50 s 92.00 0.00 0.00 a 0.00 534.35
1923 0.00 0.00 0.00 0.00 a 2.00 16.50 149.50 76.00 i 0.50 z 0.00 z 0.00 z 0.00 168.00
1924 0.00 0.00 0.00 0.00 28.50 74.50 188.07 a 140.00 36.50 0.00 0.00 0.00 a 467.57
1925 0.00 0.00 0.00 c 0.00 c 0.00 100.50 233.50 79.00 0.00 0.00 0.00 0.00 413.00
1926 0.00 0.00 c 0.00 n 2.50 20.50 191.00 296.50 225.00 42.00 2.77 c 0.00 0.00 b 780.27
1927 0.00 0.00 0.00 4.00 9.30 a 76.00 241.00 170.50 22.50 0.00 0.00 0.00 523.30
1928 0.00 0.00 0.00 0.00 56.00 45.50 249.00 198.00 55.86 a 0.00 0.00 0.00 604.36
1929 0.00 0.00 0.00 0.00 19.50 51.50 136.50 32.50 31.50 25.83 a 0.00 0.00 297.33
1930 0.00 0.00 0.00 0.00 2.58 a 81.21 a 198.00 127.00 19.50 7.00 0.00 0.00 435.29
1931 0.00 0.00 0.00 0.50 49.60 a 37.00 272.50 149.00 37.00 0.00 0.00 0.00 545.60
1932 0.00 0.00 0.00 0.00 0.00 a 203.50 265.00 277.00 161.90 a 25.00 0.00 0.00 932.40
1933 0.00 0.00 0.00 0.00 5.50 64.50 271.00 240.00 25.50 32.00 0.00 0.00 638.50
1934 0.00 0.00 0.00 1.50 4.50 34.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 40.00
1935 0.00 0.00 0.00 0.00 7.50 71.50 166.00 201.50 130.50 2.00 0.00 0.00 579.00
1936 0.00 0.00 0.00 0.00 60.00 114.00 274.00 214.50 57.50 0.00 0.00 0.00 720.00
1937 0.00 a 0.00 a 0.00 0.00 17.00 g 90.52 a 242.50 134.50 53.50 0.00 0.00 0.00 521.02
1938 0.00 0.00 0.00 0.00 20.00 164.00 302.50 162.50 86.50 0.00 0.00 0.00 735.50
1939 0.00 0.00 0.00 0.00 14.00 113.50 235.50 222.00 33.50 6.00 0.00 0.00 624.50
1940 0.00 a 0.00 0.00 0.00 21.50 179.00 g 122.00 187.00 0.00 z 0.00 z 0.00 0.00 330.50
1941 0.00 0.00 0.00 0.00 b 17.50 20.00 238.00 109.50 9.50 0.00 a 0.00 a 0.00 b 394.50
1942 0.00 0.00 a 0.00 a 0.00 b 5.00 37.24 a 205.50 191.00 28.50 0.00 0.00 0.00 467.24
1943 0.00 a 0.00 0.00 1.00 18.00 24.44 c 182.50 69.50 118.00 0.00 0.00 0.00 413.44
1944 0.00 0.00 0.00 0.00 b 2.50 27.41 a 172.00 109.53 a 0.00 z 3.00 0.00 0.00 314.45
1945 0.00 n 0.00 0.00 0.00 d 2.50 57.00 i 227.50 120.50 78.50 7.00 0.00 0.00 b 436.00
1946 0.00 0.00 0.00 1.00 4.00 6.50 g 189.10 a 174.00 6.00 0.00 c 0.00 0.00 374.10
1947 0.00 0.00 0.00 1.50 25.50 47.00 73.50 82.00 43.50 3.50 0.00 0.00 276.50
1948 0.00 0.00 0.00 0.00 3.00 67.20 e 125.00 79.00 67.50 d 0.00 0.00 0.00 341.70
1949 0.00 0.00 0.00 0.00 17.50 68.00 161.20 a 64.00 54.50 0.00 0.00 0.00 365.20
1950 0.00 0.00 0.00 0.00 b 26.57 c 18.50 h 261.50 184.50 52.00 1.55 a 0.00 0.00 526.12
1951 0.00 0.00 0.00 d 0.00 a 19.50 142.00 171.50 168.90 b 71.38 a 0.00 a 0.00 g 0.00 e 573.28
1952 0.00 0.00 0.00 a 0.00 13.00 36.00 268.84 b 129.50 90.50 12.00 0.00 h 0.00 h 549.84
1953 0.00 e 0.00 r 0.00 g 0.00 c 0.00 5.50 171.50 94.50 115.00 0.00 e 0.00 h 0.00 k 386.50
1954 0.00 e 0.00 0.00 1.00 19.50 38.50 129.00 55.28 a 10.00 0.00 0.00 0.00 253.28
1955 0.00 0.00 0.00 0.00 a 3.00 68.50 84.00 165.50 87.00 1.03 a 0.00 0.00 409.03
1956 0.00 0.00 0.00 0.00 18.08 a 53.50 216.00 80.50 24.50 0.00 f 0.00 b 0.00 392.58
1957 0.00 0.00 0.00 0.00 a 26.87 a 119.50 180.00 112.00 114.50 0.00 0.00 a 0.00 552.87
1958 0.00 0.00 0.00 0.50 21.50 82.24 a 267.12 a 254.00 46.50 4.00 0.00 0.00 a 675.86
1959 0.00 0.00 0.00 0.00 10.00 83.00 286.50 177.00 42.50 0.00 b 0.00 0.00 599.00
1960 0.00 0.00 a 0.00 0.00 b 2.50 127.00 292.00 165.50 45.00 4.50 0.00 0.00 636.50
1961 0.00 0.00 0.00 0.00 6.50 125.50 197.00 235.50 13.45 a 11.00 0.00 0.00 588.95
1962 0.00 0.00 0.00 0.00 0.00 a 56.50 176.50 133.00 84.00 0.50 0.00 0.00 c 450.50
1963 0.00 0.00 0.00 0.00 36.50 69.00 79.00 115.00 80.00 4.00 0.00 b 0.00 383.50
1964 0.00 0.00 0.00 0.00 2.00 37.00 204.50 156.50 25.00 9.00 0.00 0.00 434.00
1965 0.00 0.00 0.00 0.00 2.00 57.50 0.00 z 124.50 20.00 1.00 0.00 c 0.00 205.00
1966 0.00 0.00 0.00 0.00 a 24.50 46.50 95.50 220.50 52.00 6.50 0.00 0.00 445.50
1967 0.00 0.00 0.00 0.00 27.00 91.00 242.50 276.50 99.50 0.00 0.00 0.00 e 736.50
1968 0.00 0.00 0.00 1.50 4.00 91.50 249.00 123.00 78.00 0.00 e 0.00 i 0.00 547.00
1969 0.00 0.00 b 0.00 a 0.00 35.50 94.00 200.00 162.50 82.00 0.00 0.00 0.00 574.00
1970 0.00 0.00 a 0.00 0.00 12.00 149.50 232.00 160.50 36.00 0.00 0.00 0.00 590.00
1971 0.00 0.00 0.00 0.00 2.50 30.50 217.50 243.00 54.50 2.50 0.00 0.00 550.50
1972 0.00 0.00 0.00 0.00 27.38 a 106.50 238.00 192.50 42.50 1.79 e 0.00 e 0.00 f 608.67
1973 0.00 0.00 a 0.00 a 0.00 a 52.50 94.00 0.00 z 165.00 51.00 0.00 d 0.00 0.00 f 362.50
1974 0.00 b 0.00 0.00 0.00 3.00 94.50 192.50 187.50 100.00 3.00 0.00 0.00 580.50
1975 0.00 a 0.00 a 0.00 0.00 13.50 72.50 180.00 126.50 87.00 8.27 a 0.00 b 0.00 487.77
1976 0.00 0.00 d 0.00 a 0.00 z 14.50 47.00 225.50 101.50 97.50 12.00 f 0.00 j 0.00 n 486.00
1977 0.00 0.00 0.00 0.00 0.00 z 173.50 203.22 d 238.38 b 0.00 z 0.00 z 0.00 z 0.00 z 615.10
1978 0.00 z 0.00 z 0.00 z 0.00 n 2.00 i 43.50 212.50 212.50 17.59 a 0.00 f 0.00 k 0.00 k 486.09
1979 0.00 i 0.00 j 0.00 m 0.00 m 3.50 j 28.97 a 223.31 d 135.00 70.00 22.65 e 0.00 k 0.00 n 479.93
1980 0.00 k 0.00 i 0.00 n 0.00 k 0.00 z 16.03 a 0.00 z 0.00 z 0.00 z 27.56 d 0.00 o 0.00 k 43.59
1981 0.00 l 0.00 m 0.00 m 18.50 n 34.10 a 163.00 228.00 245.00 144.11 b 0.00 e 0.00 k 0.00 i 814.21
1982 0.00 l 0.00 j 0.00 0.00 14.00 91.50 106.00 133.00 28.00 0.00 i 0.00 p 0.00 372.50
1983 0.00 l 0.00 i 0.00 a 0.00 l 78.50 50.00 126.00 219.00 79.50 1.00 m 0.00 j 0.00 k 553.00
1984 0.00 j 0.00 i 0.00 i 0.00 i 12.50 98.00 327.00 247.00 97.50 0.00 0.00 j 0.00 k 782.00
1985 0.00 i 0.00 i 0.00 k 3.33 c 12.50 0.00 z 361.00 199.50 39.00 1.00 i 0.00 k 0.00 k 615.33
1986 0.00 j 0.00 i 0.00 k 2.00 76.50 167.50 0.00 z 336.50 94.00 2.07 a 0.00 n 0.00 j 678.57
1987 0.00 k 0.00 i 0.00 j 0.00 66.00 202.50 182.50 317.00 107.00 36.00 0.00 k 0.00 k 911.00
1988 0.00 l 0.00 j 0.00 0.00 i 13.50 124.50 343.00 321.50 132.00 9.50 0.00 j 0.00 k 944.00
1989 0.00 k 0.00 z 0.00 0.00 z 15.00 137.00 194.50 201.50 59.00 1.50 0.00 n 0.00 k 608.50
1990 0.00 j 0.00 z 0.00 0.00 i 6.50 73.00 280.50 224.00 44.50 6.50 j 0.00 k 0.00 l 628.50
1991 0.00 j 0.00 i 0.00 j 0.00 1.00 36.00 320.00 188.50 128.00 26.50 0.00 l 0.00 m 700.00
1992 0.00 j 0.00 k 0.00 i 3.50 j 65.50 183.50 271.50 0.00 z 88.50 5.00 0.00 k 0.00 m 614.00
1993 0.00 l 0.00 i 0.00 0.00 2.00 i 56.00 82.00 143.50 62.07 a 8.00 0.00 l 0.00 a 351.57
1994 0.00 k 0.00 i 0.00 0.00 j 24.00 80.50 347.50 172.00 88.00 1.03 a 0.00 i 0.00 713.03
1995 0.00 k 0.00 i 0.00 0.00 j 9.00 93.50 186.50 166.50 81.00 0.00 0.00 0.00 o 536.50
1996 0.00 o 0.00 0.00 0.00 14.00 74.00 366.50 241.00 47.50 15.00 0.00 0.00 758.00
1997 0.00 0.00 0.00 0.00 54.00 45.00 174.00 190.50 35.50 0.00 0.00 0.00 499.00
1998 0.00 0.00 0.00 0.00 0.00 23.00 165.00 156.50 98.50 0.00 0.00 0.00 443.00
1999 0.00 0.00 0.00 0.00 34.00 83.50 170.50 185.00 84.50 0.00 0.00 0.00 557.50
2000 0.00 0.00 0.00 0.00 28.00 175.50 182.00 213.50 75.00 5.50 0.00 0.00 679.50
2001 0.00 0.00 0.00 0.00 70.50 73.00 257.50 252.50 91.50 17.00 0.00 0.00 762.00
2002 0.00 0.00 0.00 3.50 19.50 108.00 342.50 232.50 112.50 1.00 0.00 0.00 819.50
2003 0.00 0.00 0.00 0.00 40.50 160.00 356.00 196.50 152.00 4.50 0.00 0.00 909.50
2004 0.00 0.00 0.00 1.00 6.50 131.50 326.00 238.00 62.50 7.00 0.00 0.00 772.50
2005 0.00 0.00 0.00 0.00 30.50 33.50 305.50 246.50 34.50 0.00 0.00 0.00 650.50
2006 0.00 0.00 0.00 3.00 38.50 115.00 360.00 186.00 78.00 0.00 0.00 z 0.00 z 780.50
2007 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
2008 0.00 z 0.00 z 0.00 z 0.00 z 50.50 48.50 197.00 247.50 95.00 2.50 0.00 0.00 641.00
2009 0.00 0.00 0.00 3.50 47.50 75.50 276.00 175.50 126.50 0.00 0.00 0.00 704.50
2010 0.00 0.00 0.00 0.00 0.00 46.50 288.00 177.00 47.00 10.00 0.00 0.00 568.50
2011 0.00 0.00 0.00 0.00 0.00 45.00 171.00 196.00 113.00 0.00 0.00 0.00 525.00
2012 0.00 0.00 0.00 1.00 16.00 46.00 203.50 275.00 86.50 16.00 0.00 0.00 644.00
2013 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
Period of Record Statistics
MEAN 0.00 0.00 0.35 0.80 19.19 80.99 216.67 179.27 64.98 4.76 0.00 0.01 547.94
S.D. 0.00 0.00 3.20 3.33 19.27 48.48 72.41 61.79 37.17 7.98 0.00 0.06 151.97
SKEW 0.00 0.00 9.20 7.94 1.32 0.82 0.09 0.00 0.36 2.18 0.00 8.72 0.30
MAX 0.00 0.00 30.00 30.00 78.50 203.50 366.50 336.50 161.90 36.00 0.00 0.52 932.40
MIN 0.00 0.00 0.00 0.00 0.00 5.50 73.50 32.50 0.00 0.00 0.00 0.00 253.28
NO YRS 80 82 88 87 95 94 95 94 93 89 75 79 56