LOS ANGELES DWTN USC CAMPUS, CALIFORNIA

Monthly Total Cooling Degree Days

(045115)

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
1906 0.00 z 0.00 z 0.00 z 43.50 11.00 213.50 368.00 343.50 275.00 147.50 14.00 3.00 1419.00
1907 0.00 41.50 21.00 8.00 0.00 z 0.00 z 225.50 126.00 0.00 z 0.00 z 0.00 z 0.00 z 422.00
1908 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 162.00 0.00 z 75.50 23.00 0.00 260.50
1909 0.50 0.00 0.00 24.00 28.00 57.50 85.00 176.50 119.00 103.50 33.00 1.50 628.50
1910 8.50 2.50 26.00 74.50 20.50 18.00 162.00 158.50 169.00 113.50 7.50 23.00 783.50
1911 9.00 0.00 15.50 2.50 24.50 28.50 138.00 167.50 96.00 78.00 49.00 11.00 619.50
1912 18.00 6.00 0.00 z 0.00 24.50 32.00 132.50 132.50 114.00 85.00 65.00 4.50 614.00
1913 4.00 0.00 25.00 22.00 0.50 38.50 171.00 214.00 257.50 109.50 36.50 1.50 880.00
1914 11.50 4.00 66.50 46.50 0.00 43.50 56.00 100.00 99.50 131.00 100.50 0.00 659.00
1915 0.50 0.00 49.00 17.00 29.00 54.00 158.50 233.00 96.50 56.00 27.00 18.00 738.50
1916 0.00 26.50 53.00 21.50 3.50 12.50 61.50 119.50 27.50 17.50 10.50 0.00 353.50
1917 0.00 3.50 1.00 10.50 5.00 150.50 226.50 154.50 176.00 123.50 47.00 58.00 956.00
1918 0.50 3.00 19.50 28.50 18.00 148.50 152.50 207.50 215.00 189.00 20.00 13.50 1015.50
1919 9.50 0.00 0.00 8.50 3.50 120.00 184.50 163.00 108.00 40.00 46.00 24.50 707.50
1920 10.50 8.00 4.00 9.00 29.00 36.00 194.50 229.00 105.50 20.50 7.00 0.00 653.00
1921 2.50 21.00 18.50 36.50 0.00 49.00 207.50 175.00 135.50 97.50 64.00 13.50 820.50
1922 0.00 0.00 3.50 16.00 40.50 104.00 139.50 258.50 242.50 59.00 12.50 7.00 883.00
1923 36.00 24.00 24.50 0.00 50.50 26.00 157.00 141.50 172.00 98.00 81.00 4.50 815.00
1924 1.50 28.00 0.00 17.50 46.50 110.50 134.50 127.50 161.50 23.50 85.50 6.50 743.00
1925 3.00 11.00 22.00 20.50 8.00 100.50 225.00 152.50 125.00 45.50 16.50 25.50 755.00
1926 2.00 28.50 40.00 26.50 49.00 70.50 153.50 236.00 94.00 97.00 102.50 0.00 899.50
1927 3.00 0.00 9.00 28.00 50.50 42.50 221.00 165.50 103.00 97.00 78.00 12.00 809.50
1928 45.50 12.00 8.00 14.50 31.00 30.50 132.00 158.50 180.00 33.00 34.50 9.00 688.50
1929 4.50 0.00 0.00 3.50 48.50 125.50 221.50 334.00 155.00 167.00 70.00 37.50 1167.00
1930 2.50 20.50 42.50 34.50 26.00 85.50 241.50 279.50 95.50 132.50 125.00 5.00 1090.50
1931 27.50 0.00 87.00 64.00 82.50 168.00 379.50 342.50 195.50 143.50 24.00 0.00 1514.00
1932 0.00 22.00 22.50 49.00 33.00 67.00 126.50 142.00 100.50 84.00 148.00 8.00 802.50
1933 4.00 0.00 12.00 8.50 17.00 40.00 139.00 160.00 19.00 107.00 128.50 14.00 649.00
1934 6.00 4.50 65.50 30.00 91.00 33.00 225.50 189.00 236.00 116.50 30.50 14.00 1041.50
1935 19.50 28.50 5.00 8.50 14.50 47.50 182.00 279.00 145.50 88.50 15.00 0.50 834.00
1936 5.00 4.00 16.50 10.00 47.50 128.50 282.50 260.50 164.50 101.00 118.50 6.00 1144.50
1937 0.00 0.00 13.50 25.50 46.00 91.50 195.50 204.50 222.00 98.00 5.50 17.00 919.00
1938 11.00 1.00 0.00 32.00 26.00 35.00 141.00 277.00 272.00 79.50 27.00 53.00 954.50
1939 0.50 0.00 1.50 40.00 35.50 65.00 176.00 248.50 350.00 221.50 83.00 53.00 1274.50
1940 7.50 0.00 14.00 48.00 57.50 41.50 176.00 171.00 139.50 132.50 43.00 41.50 872.00
1941 0.00 2.00 12.50 1.50 117.50 43.50 176.50 190.00 91.50 100.00 83.50 11.50 830.00
1942 6.50 0.00 2.00 2.50 31.50 41.00 209.00 185.50 88.00 116.50 59.50 11.00 753.00
1943 0.50 37.50 0.50 22.00 60.00 83.50 176.50 195.50 170.00 97.50 51.00 1.50 896.00
1944 19.00 0.00 14.00 0.00 16.50 18.00 54.00 195.00 133.50 26.00 1.50 5.50 483.00
1945 0.00 8.00 8.50 7.50 13.50 26.50 184.00 257.50 247.50 96.00 37.50 4.50 891.00
1946 7.50 0.00 14.00 27.50 5.00 111.00 211.50 226.00 242.50 58.00 4.00 0.00 907.00
1947 1.00 12.00 24.00 56.00 38.00 79.50 246.50 196.50 220.00 54.50 2.00 19.00 949.00
1948 25.00 0.00 0.00 33.00 40.50 74.00 184.00 193.50 199.50 78.00 14.50 2.50 844.50
1949 0.00 0.00 0.00 35.50 51.00 141.00 210.00 268.50 237.50 87.50 130.00 1.50 1162.50
1950 0.00 0.50 9.00 24.50 16.00 64.50 256.50 182.00 115.00 142.00 68.50 29.50 908.00
1951 14.00 1.00 27.50 2.50 16.00 58.00 241.50 197.50 181.00 134.00 25.50 0.00 898.50
1952 0.00 8.00 14.50 19.00 63.50 40.50 225.00 280.00 280.50 79.00 28.00 10.50 1048.50
1953 27.00 13.00 12.50 0.00 50.50 84.00 307.00 174.50 157.50 144.50 58.50 9.50 1038.50
1954 5.00 75.00 0.50 6.00 16.00 84.50 360.50 250.00 222.50 57.00 64.00 6.00 1147.00
1955 1.00 5.00 27.50 19.00 30.50 66.00 169.00 316.50 292.00 37.00 32.50 1.50 997.50
1956 0.00 0.00 14.00 10.00 58.00 143.50 209.00 213.00 343.00 81.00 109.50 2.50 1183.50
1957 0.00 30.50 20.50 15.00 22.00 224.50 340.50 348.00 216.50 82.50 9.00 16.00 1325.00
1958 3.00 3.00 0.00 95.00 108.00 179.50 240.50 315.50 324.50 281.50 34.00 43.00 1627.50
1959 6.50 0.50 44.00 69.00 27.00 195.50 396.50 325.00 253.00 163.00 72.00 15.00 1567.00
1960 3.00 0.00 22.00 76.00 112.00 152.00 325.50 252.00 316.00 116.50 0.50 5.50 1381.00
1961 25.50 3.50 3.50 49.00 14.50 125.00 284.00 288.50 180.00 125.00 23.50 0.00 1122.00
1962 13.00 0.50 0.00 50.00 36.50 78.00 157.00 280.00 174.50 59.00 12.50 0.00 861.00
1963 1.50 41.00 1.50 5.50 17.00 66.50 218.50 270.00 367.00 129.00 26.00 15.00 1158.50
1964 2.00 1.50 18.50 40.00 15.00 33.50 216.00 258.00 153.50 177.50 34.50 0.00 950.00
1965 18.00 7.00 4.00 73.00 23.50 14.50 156.50 327.50 138.50 252.00 12.50 18.50 1045.50
1966 2.00 3.00 17.50 43.50 21.50 157.00 289.50 359.00 250.50 192.00 51.00 12.00 1398.50
1967 4.00 26.50 14.00 0.00 117.00 64.00 330.00 439.00 304.50 231.00 81.00 0.00 1611.00
1968 10.00 38.50 37.00 45.00 68.50 134.00 301.00 280.50 253.00 134.00 30.50 1.00 1333.00
1969 18.50 0.00 27.50 37.00 76.00 66.00 271.00 370.50 200.50 96.00 62.00 9.50 1234.50
1970 0.00 10.50 16.00 15.50 103.00 150.00 318.50 345.50 280.00 112.50 25.00 9.00 1385.50
1971 67.00 27.50 15.50 44.00 48.50 125.00 284.50 429.50 287.50 172.00 16.50 0.00 1517.50
1972 0.00 3.00 26.00 29.50 117.50 215.50 401.50 383.50 217.50 83.50 19.50 24.00 1521.00
1973 8.50 1.50 0.00 23.00 61.50 214.00 227.50 265.00 150.50 126.50 8.50 20.00 1106.50
1974 2.00 4.00 8.00 48.50 55.50 216.50 280.50 225.50 247.00 108.00 50.50 1.50 1247.50
1975 19.50 0.00 0.00 0.00 9.50 44.00 232.00 212.00 268.00 78.50 23.50 3.50 890.50
1976 19.50 3.00 18.00 9.50 31.50 196.50 235.50 202.50 225.50 177.50 119.50 1.50 1240.00
1977 6.00 37.00 2.50 21.50 16.50 127.50 285.00 327.00 202.00 140.00 91.50 7.50 1264.00
1978 0.00 7.50 50.00 1.50 138.50 204.50 260.50 269.00 329.50 170.50 15.50 0.00 1447.00
1979 0.00 0.00 13.00 15.50 64.50 202.50 221.00 243.50 372.50 117.00 50.00 61.00 1360.50
1980 9.00 51.50 3.00 77.50 23.50 207.00 374.50 350.00 226.50 202.00 53.00 50.50 1628.00
1981 10.00 73.00 11.00 77.00 123.50 372.50 378.00 412.50 300.00 120.00 61.50 16.00 1955.00
1982 0.00 34.00 14.00 33.50 28.50 27.50 277.50 313.00 267.50 187.50 23.50 0.00 1206.50
1983 41.00 21.50 37.00 20.00 180.00 169.00 336.50 488.50 422.50 284.00 57.50 3.00 2060.50
1984 27.00 13.00 51.00 70.50 233.50 214.50 423.00 353.00 488.00 115.00 11.50 5.00 2005.00
1985 0.00 39.50 9.50 96.50 61.50 258.50 439.50 331.50 202.50 196.50 31.00 32.00 1698.50
1986 72.00 54.00 80.00 76.50 104.50 186.00 254.50 339.50 124.00 139.00 57.00 5.00 1492.00
1987 5.50 17.00 19.00 115.00 116.50 140.00 179.50 249.00 307.00 216.50 33.00 0.50 1398.50
1988 12.50 28.00 81.50 65.00 101.50 99.00 288.00 244.50 216.50 146.50 12.00 17.50 1312.50
1989 7.00 35.00 29.50 126.50 65.50 147.50 313.50 240.50 284.00 131.50 81.00 37.00 1498.50
1990 9.50 15.00 34.00 50.50 76.50 280.50 381.00 278.50 330.00 254.00 64.00 20.00 1793.50
1991 8.00 25.00 0.00 52.00 42.00 66.50 185.00 252.00 257.50 243.50 82.50 4.50 1218.50
1992 15.00 40.00 1.00 138.50 124.50 160.50 336.00 429.50 346.50 167.50 56.00 0.00 1815.00
1993 5.00 0.00 55.00 72.00 120.00 226.50 246.00 292.00 278.00 193.00 34.50 11.00 1533.00
1994 24.00 0.00 57.00 44.50 43.00 279.50 265.00 480.50 344.00 167.50 8.00 8.00 1721.00
1995 12.00 74.00 20.50 56.50 27.50 134.50 332.50 386.00 361.00 202.50 72.00 10.00 1689.00
1996 24.50 25.00 25.50 131.00 128.00 206.50 312.00 378.00 256.00 96.00 58.50 0.00 1641.00
1997 7.00 13.00 68.50 74.50 236.50 180.50 253.00 390.50 442.50 189.00 81.50 10.00 1946.50
1998 0.00 0.00 28.00 50.00 14.00 117.00 346.50 460.00 258.50 126.50 8.00 23.00 1431.50
1999 12.00 7.50 0.00 47.50 19.00 87.00 209.50 196.50 127.00 201.00 6.50 0.00 913.50
2000 4.50 2.00 3.50 36.00 93.50 186.00 224.50 301.00 230.00 42.00 2.00 3.00 1128.00
2001 0.50 11.50 8.00 17.00 78.00 172.50 183.50 217.00 191.00 102.50 12.50 3.00 997.00
2002 0.00 22.00 0.50 3.00 38.00 112.00 226.00 197.50 214.50 42.50 38.00 0.00 894.00
2003 41.00 1.50 26.50 12.50 44.00 69.00 323.50 329.00 192.50 170.50 5.00 0.50 1215.50
2004 1.00 0.00 53.00 68.00 147.50 128.50 248.50 231.00 287.00 51.00 0.00 15.00 1230.50
2005 10.50 0.00 4.50 19.00 85.50 77.50 247.00 252.50 144.50 80.50 40.00 6.50 968.00
2006 8.00 15.00 0.00 6.50 70.00 254.50 462.00 328.00 279.50 147.50 113.50 4.00 1688.50
2007 9.00 26.50 37.50 15.50 41.00 123.50 285.50 324.50 205.50 119.00 26.00 0.00 1213.50
2008 0.00 5.00 25.00 94.50 87.00 198.50 267.00 317.00 262.00 237.50 92.00 3.00 1588.50
2009 46.50 7.00 11.50 51.50 82.50 80.50 280.00 286.00 336.00 124.00 26.00 2.00 1333.50
2010 8.50 14.50 38.00 11.00 43.50 145.00 212.50 266.00 270.00 144.00 57.50 7.50 1218.00
2011 14.00 1.00 19.50 48.50 48.50 62.50 220.00 224.00 166.50 89.00 12.00 0.00 905.50
2012 9.50 0.50 7.50 21.50 44.00 90.00 171.00 360.00 339.00 185.47 b 33.00 0.00 a 1261.47
2013 2.00 4.50 12.00 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 18.50
Period of Record Statistics
MEAN 9.87 13.10 19.98 35.67 54.28 114.48 239.13 261.93 219.60 123.96 44.98 10.98 1153.43
S.D. 13.38 17.15 20.13 30.68 45.77 72.54 83.26 85.58 89.29 59.03 34.71 13.86 360.28
SKEW 2.39 1.69 1.36 1.19 1.61 0.78 0.33 0.47 0.31 0.54 0.86 1.87 0.42
MAX 72.00 75.00 87.00 138.50 236.50 372.50 462.00 488.50 488.00 284.00 148.00 61.00 2060.50
MIN 0.00 0.00 0.00 0.00 0.00 12.50 54.00 100.00 19.00 17.50 0.00 0.00 353.50
NO YRS 106 106 105 106 105 105 106 107 105 106 106 106 103