RIVERSIDE FIRE STA 3, CALIFORNIA

Monthly Total Heating Degree Days

(047470)

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
1893 315.50 338.00 370.00 141.00 34.50 1.50 0.00 a 0.00 z 15.00 130.20 a 332.00 336.35 a 2014.05
1894 541.50 456.50 311.66 c 130.00 102.50 37.80 e 0.00 0.00 b 16.50 35.13 a 144.00 431.00 2206.59
1895 469.00 296.59 a 291.50 149.00 32.50 4.00 0.00 0.50 2.00 32.00 280.00 425.73 a 1982.83
1896 326.00 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 z 326.00
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 f 32.68 b 67.50 215.17 a 321.00 636.35
1902 414.50 341.92 b 348.00 204.00 107.47 a 7.50 5.50 2.00 9.50 90.42 a 346.50 441.50 2318.81
1903 404.50 462.00 339.50 213.00 99.50 5.50 0.00 0.00 5.50 36.50 186.00 411.78 a 2163.78
1904 464.00 323.00 293.00 190.00 64.50 0.50 0.00 0.00 8.28 a 63.00 175.50 369.50 1951.28
1905 288.00 260.50 230.00 173.50 177.50 25.50 0.00 0.00 9.50 105.00 294.00 439.00 2002.50
1906 412.00 248.50 283.00 210.00 159.50 34.66 a 0.00 3.50 3.50 60.00 353.50 389.00 2157.16
1907 510.00 199.50 356.00 128.50 71.00 21.50 0.00 0.00 8.00 44.00 f 208.50 380.50 1883.50
1908 422.50 409.00 291.50 132.00 134.50 22.00 0.00 0.00 10.00 131.00 255.50 432.50 2240.50
1909 372.50 376.50 349.50 94.50 88.50 1.50 0.00 0.00 5.50 85.00 272.00 480.50 2126.00
1910 464.50 356.50 190.00 113.50 32.50 3.00 0.00 0.00 0.00 65.50 249.00 351.00 1825.50
1911 632.40 a 429.00 200.50 172.50 82.00 10.00 0.00 0.00 5.00 51.50 193.00 441.00 2216.90
1912 292.00 241.50 376.50 265.50 84.50 5.50 2.00 0.50 9.50 107.00 131.50 403.00 1919.00
1913 452.50 351.50 299.00 165.00 79.50 5.00 0.00 0.00 0.00 23.00 165.00 373.00 1913.50
1914 302.00 187.00 108.50 120.50 81.00 20.00 0.00 0.00 1.00 17.00 94.00 452.00 1383.00
1915 392.00 319.50 162.50 114.50 128.00 0.00 0.00 0.00 7.50 15.00 179.50 349.50 1668.00
1916 497.50 173.00 157.00 109.50 74.00 14.00 0.00 4.00 5.00 214.50 184.00 425.00 1857.50
1917 464.50 266.50 265.50 158.89 c 98.50 10.00 0.00 0.00 2.50 36.00 155.00 227.00 1684.39
1918 380.50 307.50 222.50 119.50 108.00 0.00 0.00 0.00 0.00 17.00 272.50 468.00 1895.50
1919 336.00 399.50 340.50 98.50 34.50 8.00 0.00 0.00 12.00 129.50 259.00 330.50 1948.00
1920 345.50 326.50 349.00 194.00 72.50 7.50 0.00 0.00 4.00 119.50 244.00 419.50 2082.00
1921 439.00 292.50 195.50 222.00 130.00 6.50 0.00 0.00 0.50 38.50 182.50 267.00 1774.00
1922 495.00 382.00 350.00 251.00 59.50 17.00 0.00 0.00 0.00 63.50 281.50 299.50 2199.00
1923 346.00 301.00 235.50 175.00 28.50 26.00 0.00 0.00 13.50 69.50 137.50 384.00 1716.50
1924 369.00 176.50 357.00 176.50 11.50 0.00 0.00 0.00 3.50 90.50 184.50 415.50 1784.50
1925 369.50 227.50 228.00 176.50 39.00 20.00 0.00 0.00 1.00 67.00 194.00 235.00 1557.50
1926 350.50 193.00 117.00 88.50 33.50 0.00 0.00 0.00 0.00 23.00 92.00 438.00 1335.50
1927 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 448.50 448.50
1928 328.00 319.50 260.52 e 166.00 40.00 4.00 0.00 0.00 0.52 a 100.50 221.00 429.00 1869.04
1929 483.71 b 440.00 316.50 263.00 31.00 13.00 k 0.00 0.00 1.50 53.50 204.00 265.50 2058.71
1930 475.50 248.50 274.00 132.00 170.50 10.00 0.00 f 0.00 11.00 86.50 188.50 341.00 h 1596.50
1931 367.00 284.00 200.00 88.00 11.00 8.50 0.00 0.00 7.50 81.50 378.50 546.50 1972.50
1932 578.15 a 427.00 255.00 191.50 68.50 27.50 0.00 0.00 0.00 74.50 95.00 489.11 d 2206.26
1933 496.00 414.50 274.50 225.52 a 200.50 37.50 0.00 0.00 94.00 35.50 149.00 373.50 2300.52
1934 347.50 276.00 55.69 d 63.00 34.00 26.00 0.00 0.00 23.00 55.80 a 241.50 285.00 i 1122.49
1935 447.50 320.00 431.00 195.50 133.50 9.00 3.00 0.00 0.00 71.50 292.50 352.50 2256.00
1936 345.50 331.00 202.50 133.00 21.00 15.00 0.00 0.00 0.00 37.00 156.00 367.00 1608.00
1937 712.50 369.50 292.00 163.00 47.50 5.00 0.00 0.00 0.00 23.00 177.00 264.50 2054.00
1938 295.00 345.00 318.00 157.24 a 90.50 14.50 0.00 0.00 0.00 49.00 220.00 239.00 1728.24
1939 390.00 452.00 310.00 83.00 47.00 5.00 0.00 0.00 3.50 47.00 93.50 182.50 1613.50
1940 302.50 280.50 165.33 a 121.00 13.00 0.00 0.00 0.00 0.00 52.00 202.00 258.00 1394.33
1941 345.00 233.00 206.50 217.50 24.00 0.50 0.00 0.00 9.00 98.00 178.00 404.50 1716.00
1942 331.50 387.00 271.00 168.00 68.00 0.00 0.00 0.00 1.00 47.50 173.00 312.00 1759.00
1943 335.00 216.42 d 157.00 f 145.00 36.50 17.00 0.00 0.00 0.00 36.17 d 153.00 364.00 1303.08
1944 395.00 411.00 265.50 210.00 51.50 36.50 0.00 0.00 1.50 27.50 270.00 340.50 2009.00
1945 416.00 335.00 396.50 206.00 86.50 12.00 0.00 0.00 2.00 28.00 222.00 374.50 2078.50
1946 365.50 379.00 282.00 95.00 73.00 0.00 0.00 0.00 0.00 95.00 271.00 307.50 1868.00
1947 417.50 226.50 227.50 122.00 32.50 2.50 0.00 0.00 0.00 49.50 295.00 386.00 1759.00
1948 308.50 411.00 400.50 187.00 91.00 16.50 0.00 0.00 a 6.00 73.00 295.00 552.00 2340.50
1949 717.50 466.50 390.00 112.50 78.00 2.50 0.00 0.00 1.50 123.50 144.50 485.00 2521.50
1950 616.50 317.00 305.50 146.00 161.50 29.00 0.00 0.00 6.50 36.00 215.00 318.50 2151.50
1951 467.50 398.50 289.50 161.00 93.00 9.00 0.00 0.50 1.50 66.50 242.50 485.50 2215.00
1952 532.00 359.50 419.50 195.50 34.10 a 32.07 a 0.00 0.00 10.00 22.50 351.00 484.50 2440.67
1953 334.00 361.50 318.00 259.50 195.00 45.00 0.00 e 1.00 9.50 98.50 212.00 417.00 2251.00
1954 487.00 233.50 407.00 170.00 28.42 a 3.00 0.00 0.00 0.00 74.00 131.00 412.50 1946.42
1955 498.00 361.50 247.00 188.00 88.00 8.50 0.00 0.00 a 2.50 67.50 242.50 383.22 b 2086.72
1956 352.00 429.50 209.50 175.00 36.00 0.00 2.00 0.00 0.00 86.00 180.00 328.50 1798.50
1957 468.00 226.00 231.00 153.00 87.00 0.00 0.00 0.00 0.00 57.50 281.90 a 257.50 1761.90
1958 325.00 247.00 360.12 a 153.00 22.00 3.00 0.00 0.00 0.00 13.50 210.50 236.50 1570.62
1959 292.50 349.00 137.50 45.50 49.00 0.00 0.00 0.00 0.00 28.50 116.00 276.50 1294.50
1960 449.50 a 314.50 157.50 89.00 34.62 a 0.00 0.00 0.00 0.00 49.08 a 232.00 341.00 1667.20
1961 242.50 210.00 251.00 108.00 65.50 7.00 i 0.00 0.00 1.50 75.00 241.07 b 348.00 1542.57
1962 320.00 362.00 375.50 69.00 87.50 23.00 0.00 0.00 0.00 40.00 205.50 352.00 1834.50
1963 440.50 142.50 305.50 237.50 51.15 a 3.50 0.00 i 0.00 0.00 12.50 217.00 338.50 1748.65
1964 417.50 327.00 296.00 196.50 100.00 14.50 0.00 0.00 0.00 14.50 303.50 392.00 2061.50
1965 345.43 c 307.50 274.00 225.50 71.50 30.00 0.00 0.00 2.50 18.00 202.00 397.50 1873.93
1966 426.00 364.50 208.50 62.50 25.50 4.50 0.00 0.00 0.00 12.00 184.00 321.00 1608.50
1967 341.50 193.00 223.00 355.00 81.50 27.60 e 0.00 0.00 a 0.00 a 2.00 90.50 398.50 1712.60
1968 354.00 146.50 183.50 117.00 44.00 5.50 0.00 0.00 1.50 22.50 162.00 454.00 1490.50
1969 317.00 379.00 298.00 105.50 36.50 4.66 a 0.00 0.00 a 0.00 84.50 149.00 355.50 1729.66
1970 375.50 213.63 a 224.00 202.00 29.50 1.00 0.00 0.00 0.00 58.00 200.17 a 439.00 1742.80
1971 377.50 317.50 229.00 175.50 93.00 a 21.00 0.00 0.00 10.50 156.00 276.50 512.00 2168.50
1972 452.50 240.50 115.00 103.50 40.50 0.00 0.00 0.00 0.00 81.12 a 270.50 435.00 1738.62
1973 451.00 282.00 360.00 155.00 30.50 4.50 0.00 0.00 0.00 34.00 272.00 347.72 a 1936.72
1974 377.00 267.50 219.07 a 102.50 31.50 0.00 0.00 0.00 0.00 60.00 186.43 b 380.00 1624.00
1975 346.50 315.00 292.00 260.50 53.50 6.50 0.00 0.00 0.00 81.00 217.50 312.50 1885.00
1976 286.00 272.00 253.50 192.00 13.00 6.50 0.00 0.00 1.00 19.50 117.50 338.00 1499.00
1977 337.50 177.00 330.00 61.50 105.92 a 0.00 0.00 0.00 0.00 21.50 122.00 216.50 1371.92
1978 322.00 257.50 156.00 157.50 21.50 0.00 0.00 0.00 0.00 13.50 289.00 462.50 1679.50
1979 466.50 328.00 243.00 85.50 21.00 0.00 0.00 0.00 0.00 36.00 220.00 269.70 a 1669.70
1980 239.50 157.00 240.00 98.04 b 81.50 8.00 0.00 0.00 0.00 30.50 168.50 225.50 1248.54
1981 265.05 a 201.50 225.30 c 75.00 6.00 0.00 0.00 0.00 a 0.00 67.50 154.50 279.00 1273.85
1982 418.00 209.50 280.00 128.00 32.50 4.00 0.00 0.00 3.00 21.00 248.00 407.00 1751.00
1983 290.00 244.00 220.50 178.50 30.50 4.50 0.00 0.00 2.00 0.00 213.50 328.50 1512.00
1984 272.00 224.00 110.00 101.50 11.50 0.00 0.00 0.00 0.00 40.00 260.00 398.50 1417.50
1985 398.00 278.00 297.00 57.00 27.00 8.00 0.00 0.00 0.50 17.00 281.50 297.50 1661.50
1986 173.50 240.50 160.50 101.50 26.00 0.00 0.00 0.00 29.50 43.50 128.00 350.50 1253.50
1987 401.00 235.50 194.00 29.00 13.50 0.00 0.00 0.00 0.00 5.50 134.00 418.50 1431.00
1988 275.00 145.00 117.00 81.50 34.00 5.50 0.00 0.00 1.00 3.50 152.00 338.50 1153.00
1989 368.00 0.00 z 119.50 32.00 22.00 0.00 0.00 0.00 3.00 17.00 92.50 235.50 889.50
1990 293.50 298.50 174.50 42.00 17.00 1.00 0.00 0.00 0.00 0.00 119.50 361.50 1307.50
1991 270.00 76.00 328.50 93.00 46.50 0.00 0.00 0.00 0.00 33.50 103.00 257.00 1207.50
1992 255.50 189.50 187.00 19.00 0.00 0.00 0.00 0.00 0.00 z 3.50 134.50 398.50 1187.50
1993 340.50 247.85 a 91.45 a 25.00 0.50 8.00 0.00 0.00 0.00 6.50 139.00 297.00 1155.80
1994 221.00 288.50 122.50 90.50 44.00 0.00 0.00 0.00 0.00 23.00 295.00 308.50 1393.00
1995 313.00 127.50 196.50 111.50 85.00 15.00 0.00 0.00 0.00 2.50 40.00 238.50 1129.50
1996 241.50 190.00 176.00 41.50 4.50 0.00 0.00 0.00 0.00 67.50 127.50 252.50 1101.00
1997 286.00 228.50 84.00 80.00 0.00 0.00 0.00 0.00 0.00 19.00 120.50 328.00 1146.00
1998 302.00 307.00 203.50 173.50 64.50 5.50 0.00 0.00 0.00 21.50 164.50 307.93 a 1549.93
1999 257.62 b 240.00 274.41 d 218.89 c 34.21 b 26.90 a 0.00 b 0.00 a 0.00 0.00 99.11 b 251.10 a 1402.23
2000 231.43 b 227.34 a 179.50 39.44 c 5.00 0.00 0.00 0.00 0.00 d 44.50 234.11 b 183.00 1144.32
2001 0.00 z 345.74 e 157.87 d 177.60 e 0.00 b 0.00 b 0.00 b 0.00 c 0.00 a 1.03 a 136.20 e 382.16 b 1200.60
2002 335.50 0.00 z 230.00 89.00 31.50 0.00 0.00 0.00 0.00 67.50 92.00 350.50 1196.00
2003 106.50 272.00 167.50 169.00 58.50 0.50 0.00 0.00 0.00 10.00 221.50 329.93 c 1335.43
2004 287.00 325.00 35.50 g 79.62 d 0.50 0.00 0.00 0.00 0.00 73.92 e 273.60 e 302.50 1342.14
2005 266.00 f 248.50 125.50 h 93.50 19.50 h 1.80 e 0.00 0.00 0.00 i 22.00 g 60.00 j 217.50 h 343.80
2006 209.00 i 131.50 g 0.00 z 160.20 e 3.50 h 0.00 g 0.00 0.00 0.00 12.50 81.50 243.50 497.70
2007 327.00 208.50 94.72 d 49.00 g 2.00 f 0.00 0.00 0.00 0.50 10.00 i 51.00 i 270.00 f 630.72
2008 348.15 e 191.50 g 80.00 j 58.00 i 33.00 j 0.00 k 0.00 e 0.00 e 0.00 i 7.50 l 36.50 f 251.50 h 348.15
2009 103.50 i 184.00 h 105.50 k 54.50 j 1.50 3.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4.50
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 118.50 o 284.67 d 159.00 f 56.50 f 24.50 h 3.00 j 0.00 g 0.00 k 0.00 j 17.80 d 178.39 b 333.25 e 814.11
2012 172.10 b 156.50 f 206.27 e 48.00 k 27.50 f 0.00 g 0.00 d 0.00 h 0.00 5.00 76.00 313.50 772.87
2013 311.50 265.00 48.00 l 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 576.50
Period of Record Statistics
MEAN 375.11 291.78 249.23 142.28 58.56 8.85 0.12 0.11 4.07 50.23 198.99 357.48 1764.66
S.D. 102.48 83.43 84.53 62.41 44.50 10.87 0.65 0.55 10.49 38.30 70.60 79.25 347.82
SKEW 0.70 0.04 -0.03 0.32 1.09 1.37 6.48 5.86 6.32 1.18 0.19 0.02 -0.07
MAX 717.50 466.50 431.00 355.00 200.50 45.00 5.50 4.00 94.00 214.50 378.50 552.00 2521.50
MIN 106.50 76.00 55.69 19.00 0.00 0.00 0.00 0.00 0.00 0.00 40.00 182.50 1101.00
NO YRS 109 107 105 107 106 106 108 108 108 108 109 108 92