AVALON PLEASURE PIER, CALIFORNIA

Monthly Total Heating Degree Days

(040395)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 198812
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
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 163.50 k 327.50 327.50
1910 359.00 300.00 246.00 153.50 131.50 109.50 30.00 16.50 12.00 48.00 176.00 221.50 1803.50
1911 264.50 324.50 217.50 223.50 184.00 128.00 43.50 17.50 20.00 72.50 97.00 283.00 1875.50
1912 254.00 223.50 313.00 284.00 176.00 100.00 48.00 15.50 31.50 96.50 125.50 285.50 1953.00
1913 403.00 324.00 282.50 257.50 165.50 97.00 13.00 7.50 3.00 j 42.50 127.00 293.50 2013.00
1914 279.50 227.50 151.00 153.00 195.00 108.50 49.50 14.00 32.50 38.50 76.50 307.00 1632.50
1915 293.00 272.50 180.00 182.00 161.50 75.00 18.00 11.00 49.00 161.50 0.00 z 0.00 z 1403.50
1916 99.00 v 242.00 181.50 140.50 168.00 145.50 51.50 59.00 104.50 174.00 232.50 385.50 1884.50
1917 395.50 293.50 301.65 e 263.00 245.50 102.00 2.50 10.00 23.00 32.50 150.00 256.50 2075.65
1918 349.00 314.50 272.00 221.50 223.00 66.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1446.50
1919 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 0.00 1.55 a 34.00 q 100.50 102.05
1920 101.00 118.50 104.00 77.00 39.00 21.00 8.50 2.50 0.00 31.00 106.50 262.50 871.50
1921 294.00 240.50 169.00 164.50 179.50 58.50 7.00 0.00 3.00 61.00 105.50 178.50 1461.00
1922 333.50 280.00 255.00 194.00 149.00 38.50 4.00 0.00 0.00 60.45 a 113.00 203.00 1630.45
1923 219.50 215.50 101.00 145.50 63.50 56.00 18.50 1.50 0.00 40.00 31.00 205.50 1097.50
1924 233.00 146.00 199.00 193.00 111.50 52.50 11.50 0.00 e 37.00 141.50 184.50 315.00 1624.50
1925 350.50 268.00 259.00 223.50 110.00 54.50 0.50 2.50 23.50 74.50 152.50 195.50 1714.50
1926 275.00 228.50 135.50 106.50 100.00 30.50 16.50 0.50 40.50 95.00 160.50 358.00 1547.00
1927 374.00 288.00 312.07 a 278.00 199.00 108.50 20.50 9.50 53.50 103.50 163.50 332.50 2242.57
1928 328.00 271.50 249.50 230.00 131.50 88.00 50.50 35.00 71.50 212.50 250.50 371.00 2289.50
1929 431.42 a 378.00 376.50 323.00 158.50 80.50 3.00 2.50 24.50 61.00 221.00 227.00 2286.92
1930 365.00 279.00 267.50 178.00 227.50 76.00 24.00 0.00 46.00 95.00 220.00 319.00 2097.00
1931 287.00 214.50 155.50 72.50 14.00 5.50 0.00 0.00 13.00 16.00 222.50 318.50 1319.00
1932 346.50 286.50 185.50 195.00 98.50 73.00 13.00 30.50 17.00 55.50 69.50 301.50 1672.00
1933 361.00 317.50 246.00 212.00 219.00 116.50 31.50 26.50 82.00 100.50 145.00 308.50 2166.00
1934 261.00 197.50 145.50 102.50 41.50 46.00 1.50 0.00 1.50 35.50 129.00 178.00 1139.50
1935 264.00 107.00 277.00 121.00 84.50 57.00 22.00 0.00 0.00 40.00 184.00 291.40 a 1447.90
1936 313.50 280.00 267.50 279.00 82.50 38.00 0.00 0.00 13.00 53.50 102.50 260.50 1690.00
1937 528.50 384.50 322.50 238.00 122.50 67.50 11.00 8.50 k 5.00 88.50 180.50 225.00 2173.50
1938 247.50 276.00 271.00 206.50 155.00 93.00 41.50 0.00 7.50 102.50 232.00 219.00 1851.50
1939 330.50 381.00 370.50 206.00 146.00 62.00 8.00 3.50 13.00 33.00 108.00 197.92 e 1859.42
1940 245.50 241.00 213.00 165.50 89.90 a 65.50 22.50 7.00 6.50 53.00 166.00 224.50 1499.90
1941 262.50 194.50 166.50 198.50 57.50 51.50 23.00 3.00 26.50 77.00 139.66 a 265.00 1465.16
1942 286.00 288.50 302.50 193.00 152.00 97.50 23.00 22.50 47.00 60.45 a 180.00 287.50 1939.95
1943 293.00 216.00 216.50 143.00 g 47.00 t 76.11 c 9.00 0.00 6.50 39.50 114.00 212.00 1182.61
1944 299.87 e 323.00 236.63 a 262.00 167.50 116.50 69.50 41.00 37.00 59.00 203.50 270.73 a 2086.23
1945 352.50 277.50 320.00 251.50 188.14 b 95.69 a 16.65 d 5.00 g 0.00 z 0.00 z 238.93 b 321.37 a 2062.27
1946 340.48 a 346.23 b 307.93 a 221.25 b 155.00 a 76.00 21.18 a 16.02 a 9.50 64.00 230.00 332.00 2119.60
1947 406.00 277.50 229.92 a 161.50 79.00 22.76 a 45.50 8.02 b 4.14 a 22.50 243.21 b 309.50 1809.54
1948 313.10 a 357.50 367.50 214.00 179.00 93.62 a 66.50 65.00 49.14 a 105.00 206.25 b 383.50 2400.11
1949 537.33 a 410.50 349.78 a 221.00 143.12 a 38.79 a 19.93 c 19.00 18.00 125.00 150.50 372.00 2404.96
1950 481.00 379.50 336.50 228.00 214.93 a 137.07 a 9.50 34.00 66.00 120.50 189.00 257.00 2453.00
1951 364.50 369.50 339.50 244.66 a 231.98 a 109.00 30.00 22.50 37.50 61.50 180.58 d 364.50 2355.72
1952 429.50 293.50 382.00 267.00 174.00 148.00 99.50 25.12 b 27.93 a 121.50 250.50 358.50 2577.05
1953 254.20 a 244.00 340.00 292.00 184.45 a 140.00 19.63 a 28.79 c 56.50 89.00 180.00 290.88 a 2119.45
1954 383.50 223.00 330.00 291.21 a 203.50 98.50 12.00 2.50 57.50 141.05 a 177.41 a 325.50 a 2245.67
1955 439.00 366.00 293.47 a 180.50 f 250.07 a 145.80 e 69.50 15.00 50.50 203.50 268.45 a 380.27 a 2481.55
1956 398.00 451.50 366.50 344.50 192.50 140.50 45.50 33.50 45.50 153.00 192.00 312.50 2675.50
1957 522.00 353.50 367.00 336.50 258.50 135.00 69.50 21.00 42.50 111.00 236.50 250.50 2703.50
1958 287.00 252.50 338.50 189.50 156.00 49.00 28.00 1.50 7.00 25.00 230.50 228.50 1793.00
1959 280.50 297.00 190.50 151.50 101.50 27.50 0.00 0.00 2.50 25.00 91.00 226.50 1393.50
1960 394.50 316.50 268.00 182.50 105.50 61.50 30.00 1.00 4.50 71.50 230.50 331.50 1997.50
1961 237.00 207.00 249.50 207.50 165.85 a 84.00 2.00 1.50 29.50 99.00 230.00 393.00 1905.85
1962 317.50 335.44 c 375.50 0.00 z 207.24 d 123.50 73.07 c 14.50 53.50 141.50 203.50 317.00 2162.25
1963 353.50 221.00 287.50 281.00 130.50 85.50 35.00 0.00 0.00 b 13.50 194.00 276.00 1877.50
1964 313.00 286.89 a 308.00 251.50 244.50 150.50 41.50 0.00 2.00 18.17 b 213.50 254.00 2083.57
1965 308.50 291.00 239.00 204.50 150.00 121.50 47.02 a 0.00 z 6.50 17.50 0.00 z 312.50 1698.02
1966 339.97 a 290.50 247.00 103.00 0.00 z 38.50 8.50 0.00 6.50 15.00 150.50 231.50 1430.97
1967 281.00 225.08 b 235.50 292.00 108.00 39.50 0.00 0.00 0.00 9.00 20.17 a 265.64 b 1475.89
1968 0.00 z 213.00 0.00 z 102.69 d 70.55 b 21.50 12.50 0.00 14.00 80.00 117.00 338.00 969.24
1969 265.50 363.50 313.50 142.50 126.50 24.00 0.00 z 0.50 20.00 102.00 0.00 z 306.00 1664.00
1970 257.50 181.00 386.00 242.50 208.50 151.00 61.00 56.00 127.00 169.00 302.50 431.50 2573.50
1971 458.50 355.50 366.00 311.00 255.00 177.00 36.00 0.00 25.00 163.50 264.00 424.00 2835.50
1972 439.50 339.00 247.50 217.50 145.50 27.50 2.00 5.00 28.00 56.50 236.00 346.00 2090.00
1973 380.00 264.00 347.50 259.00 211.50 109.50 0.00 z 14.50 39.00 129.50 265.50 294.50 2314.50
1974 396.00 291.50 331.00 231.00 180.50 58.50 25.00 22.00 14.48 a 97.00 189.00 349.00 2184.98
1975 380.50 347.50 245.00 j 80.00 v 204.50 126.00 51.50 33.00 14.50 99.00 211.50 364.50 1832.50
1976 286.50 271.00 260.00 216.50 86.00 9.00 0.00 0.00 3.50 25.00 83.00 182.50 1423.00
1977 245.00 168.00 255.75 a 101.50 71.00 15.50 3.74 b 0.00 1.00 9.00 93.50 144.00 1107.99
1978 196.00 194.00 103.00 97.00 12.00 0.00 0.00 0.00 0.00 12.00 197.50 350.50 1162.00
1979 300.50 290.00 196.00 83.50 43.92 a 1.50 1.50 0.00 0.00 a 23.52 b 116.00 197.00 1253.43
1980 161.50 111.00 141.00 56.50 49.00 15.50 0.00 a 0.00 c 0.00 z 0.00 z 0.00 z 211.00 745.50
1981 173.00 137.00 181.00 142.00 39.00 2.00 0.00 0.00 0.00 27.00 76.00 190.50 967.50
1982 270.50 178.50 208.50 149.00 104.00 98.00 19.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1028.00
1983 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
1984 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
1985 0.00 z 0.00 z 365.00 221.50 189.00 83.00 0.00 10.50 6.50 47.00 236.90 a 272.00 1431.40
1986 200.00 229.50 225.50 151.50 111.50 51.00 12.00 6.00 53.50 62.50 79.50 227.00 1409.50
1987 313.00 240.50 236.00 181.00 122.50 80.50 64.50 24.00 10.50 40.50 0.00 z 276.00 m 1313.00
1988 348.00 259.50 238.00 222.50 202.50 151.00 25.00 22.50 55.50 98.00 228.00 341.50 2192.00
1989 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
1990 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
1991 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
1992 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
1993 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
1994 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
1995 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
1996 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
1997 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
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 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1999 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
2000 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
2001 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
2002 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
2003 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
2004 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
2005 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
2006 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
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 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
2009 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
2010 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
2011 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
2012 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 28.23 c 136.00 256.78 a 421.02
2013 293.50 288.00 271.00 7.50 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 13.00 z 852.50
Period of Record Statistics
MEAN 323.34 272.86 262.54 201.50 146.02 77.97 24.33 11.69 25.51 74.04 171.54 284.11 1858.41
S.D. 83.23 71.11 74.60 66.56 61.87 43.91 22.87 15.18 26.06 49.55 62.16 67.73 467.74
SKEW 0.30 -0.14 -0.25 -0.12 -0.23 0.10 1.00 1.57 1.43 0.76 -0.29 -0.16 -0.06
MAX 537.33 451.50 386.00 344.50 258.50 177.00 99.50 65.00 127.00 212.50 302.50 431.50 2835.50
MIN 101.00 107.00 101.00 56.50 12.00 0.00 0.00 0.00 0.00 1.55 20.17 100.50 871.50
NO YRS 74 76 75 72 74 76 74 72 72 74 70 75 57