ALPINE, CALIFORNIA

Monthly Total Cooling Degree Days

(040136)

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
1952 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 145.00 0.00 z 0.00 145.00
1953 0.50 0.00 4.00 0.00 7.00 83.00 333.00 243.50 187.00 108.00 21.50 0.00 987.50
1954 0.00 1.50 0.00 14.50 6.20 a 85.50 391.50 197.50 227.50 85.00 3.50 0.00 1012.70
1955 0.00 c 0.00 5.50 1.50 16.00 69.00 204.00 400.50 315.50 45.00 13.27 d 0.00 c 1070.27
1956 0.00 0.00 0.00 2.50 42.50 148.50 264.50 188.00 355.00 31.00 37.50 0.00 1069.50
1957 0.00 4.00 1.00 1.50 3.00 222.00 355.00 337.00 209.50 11.00 0.00 0.00 1144.00
1958 0.00 0.00 0.00 26.38 a 67.50 107.00 217.00 357.50 304.00 180.83 a 3.00 28.42 a 1291.63
1959 7.00 0.00 12.00 61.00 3.50 213.00 450.00 347.00 206.50 179.00 35.50 9.00 1523.50
1960 0.00 0.00 15.00 48.00 106.50 240.50 459.00 327.50 385.00 98.00 5.00 0.00 1684.50
1961 3.00 0.00 0.00 55.50 11.50 223.50 297.00 323.50 185.00 130.00 6.50 0.00 1235.50
1962 5.00 0.00 0.00 36.00 17.50 91.00 178.50 327.50 207.50 62.00 14.00 0.00 939.00
1963 0.00 9.00 0.00 0.00 4.00 27.00 211.00 250.50 349.50 94.00 11.00 2.00 958.00
1964 3.50 0.00 3.50 37.00 22.50 97.50 376.50 301.00 165.00 236.50 19.50 0.00 1262.50
1965 7.50 0.00 0.00 73.50 38.50 22.50 252.00 398.50 118.50 223.50 16.50 6.50 1157.50
1966 0.00 0.00 a 12.50 28.50 41.00 141.00 335.50 368.00 250.00 119.50 27.50 0.00 1323.50
1967 0.00 8.50 4.50 0.00 107.50 81.50 379.00 492.00 252.00 205.50 48.50 0.00 1579.00
1968 0.00 15.00 12.00 28.00 76.00 198.00 378.50 278.50 276.50 120.00 25.50 0.00 1408.00
1969 6.00 0.00 24.00 9.50 51.00 39.50 0.00 z 431.00 327.50 46.50 26.50 0.00 961.50
1970 0.00 3.50 1.00 7.50 80.50 140.89 b 403.50 424.50 283.50 73.88 a 8.50 0.00 1427.28
1971 22.50 20.50 13.50 30.50 10.91 d 196.00 372.00 0.00 z 301.00 152.50 16.00 0.00 1135.41
1972 0.00 2.50 13.43 a 17.00 106.50 140.00 438.28 b 362.50 177.41 a 42.50 0.00 z 0.00 1300.12
1973 3.00 0.00 0.00 1.50 55.00 275.50 0.00 z 298.50 f 129.31 a 161.72 a 3.62 a 4.00 633.65
1974 0.00 0.00 d 4.00 22.76 a 48.57 a 256.00 349.30 c 270.14 c 307.22 c 94.55 a 22.50 b 0.00 d 1375.04
1975 14.93 d 3.77 b 0.00 d 0.00 d 43.29 b 81.21 a 233.02 a 297.71 b 246.00 g 55.00 f 18.21 b 7.00 699.13
1976 5.54 c 0.52 a 4.13 a 10.38 d 85.52 b 283.33 c 282.62 a 285.00 150.52 a 110.00 56.25 b 0.00 a 1273.81
1977 0.00 21.26 a 0.00 26.90 a 12.50 141.50 373.00 339.00 240.54 b 169.00 63.62 a 5.50 1392.81
1978 0.00 0.00 b 28.50 0.00 b 129.34 b 294.83 a 436.50 325.50 258.50 207.18 a 28.89 c 0.00 1709.24
1979 0.00 0.00 a 2.07 a 9.50 73.76 b 305.56 c 370.97 a 309.50 480.00 c 67.34 b 0.00 b 19.12 a 1637.81
1980 0.00 b 5.18 a 0.00 47.50 7.00 208.50 447.50 360.00 220.34 a 205.93 c 37.24 a 19.24 b 1558.43
1981 1.07 b 22.62 b 1.00 17.50 58.00 354.00 394.50 461.38 a 321.00 61.50 22.00 4.50 1719.07
1982 0.00 0.00 z 4.00 17.00 24.50 35.00 337.00 398.50 303.00 103.50 4.00 0.00 1226.50
1983 2.00 0.00 0.00 1.50 67.00 73.50 309.50 424.50 397.00 122.00 13.50 0.00 1410.50
1984 0.50 0.00 0.00 z 41.00 161.50 142.50 432.50 375.00 453.00 46.00 1.50 0.00 1653.50
1985 0.00 5.00 0.00 55.50 27.50 247.00 407.50 342.50 136.00 93.00 14.50 0.00 1328.50
1986 12.50 29.50 20.00 23.00 50.50 158.50 248.00 399.00 98.00 62.00 6.00 0.00 1107.00
1987 4.00 9.00 6.00 63.00 63.00 104.00 121.50 217.50 263.00 169.00 8.00 0.50 1028.50
1988 1.00 6.50 36.00 49.50 69.50 71.50 294.00 245.00 212.00 134.00 20.50 0.50 1140.00
1989 0.00 18.50 15.50 97.50 42.00 160.50 352.50 228.00 318.50 80.00 40.86 a 3.50 1357.36
1990 6.50 0.00 16.00 19.50 63.60 b 265.50 366.50 245.00 281.00 0.00 z 38.50 1.00 1303.10
1991 0.00 6.00 0.00 11.00 30.50 23.00 173.00 272.50 0.00 z 286.00 53.50 0.00 855.50
1992 0.00 0.00 0.00 z 56.50 32.00 0.00 z 298.00 435.50 351.50 115.00 0.00 z 0.00 1288.50
1993 0.00 0.00 5.00 21.00 55.50 0.00 z 140.50 274.50 277.00 114.50 8.50 0.00 896.50
1994 5.00 0.00 5.50 10.50 20.00 236.50 241.00 0.00 z 279.50 0.00 z 2.00 0.00 800.00
1995 0.00 38.00 1.50 8.00 10.00 112.50 359.50 487.00 367.00 113.50 50.00 2.50 1549.50
1996 0.50 9.50 6.50 72.00 79.00 173.28 a 395.00 425.50 224.50 0.00 z 40.50 0.00 1426.28
1997 0.00 2.00 0.00 z 0.00 z 170.00 89.50 239.50 417.00 409.50 127.50 50.50 1.00 1506.50
1998 0.00 z 0.00 5.00 0.00 z 0.00 z 68.50 0.00 z 507.00 0.00 z 0.00 z 0.00 z 0.00 z 580.50
1999 0.00 0.00 0.00 49.00 17.00 124.50 308.45 a 358.00 162.00 e 264.57 b 0.00 z 2.07 a 1285.59
2000 5.54 c 0.52 a 4.00 43.97 a 75.00 h 206.00 274.57 c 378.31 d 276.35 d 51.15 a 0.00 b 2.50 j 1240.40
2001 1.66 c 11.20 c 12.40 a 27.41 a 72.50 i 227.50 207.59 c 294.50 f 282.69 d 157.00 7.20 e 0.00 h 934.66
2002 4.50 27.00 0.00 7.50 36.00 140.50 259.00 260.50 222.50 i 33.00 33.00 0.00 801.00
2003 33.00 0.00 10.00 0.00 76.00 66.00 278.50 g 446.00 312.50 257.54 e 4.50 0.00 t 1205.54
2004 0.00 0.00 20.00 40.00 120.00 60.00 n 287.50 274.23 e 248.50 f 35.50 m 0.00 l 0.00 v 741.73
2005 3.00 m 0.00 n 1.50 n 0.00 z 47.50 o 32.00 u 55.00 y 63.00 z 14.50 z 0.00 z 0.00 z 6.50 i 0.00
2006 0.00 j 0.00 z 0.00 z 0.00 z 4.00 r 81.00 u 252.50 o 113.50 s 89.00 q 10.00 x 4.50 x 0.00 y 0.00
2007 0.00 z 0.00 i 0.00 z 0.00 z 27.50 l 41.00 u 122.50 r 150.00 t 133.50 j 27.50 t 0.00 v 0.00 h 0.00
2008 0.00 m 0.00 x 0.00 z 15.00 y 51.00 g 113.50 n 102.00 r 224.50 h 98.00 r 0.00 z 0.00 z 0.00 n 0.00
2009 15.00 0.50 8.50 36.50 43.50 72.50 355.00 314.00 342.00 137.50 46.00 0.00 1371.00
2010 0.00 0.00 3.50 0.00 5.00 52.50 163.00 267.50 277.00 91.45 a 44.00 0.00 903.95
2011 4.00 0.00 0.00 23.50 16.00 69.00 227.50 288.00 203.50 124.50 4.00 0.00 960.00
2012 7.50 0.00 6.00 11.00 26.50 69.50 235.50 417.50 361.50 117.00 25.50 0.00 1277.50
2013 2.50 0.00 12.50 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 15.00
Period of Record Statistics
MEAN 3.31 5.02 6.66 25.92 49.79 146.35 311.86 340.43 270.17 122.87 21.73 2.24 1290.68
S.D. 6.08 8.76 8.08 23.20 40.05 84.33 87.75 79.18 85.38 64.41 17.57 5.51 237.43
SKEW 2.96 2.03 1.56 0.87 1.09 0.48 -0.24 0.14 0.15 0.62 0.60 3.28 0.13
MAX 33.00 38.00 36.00 97.50 170.00 354.00 459.00 507.00 480.00 286.00 63.62 28.42 1719.07
MIN 0.00 0.00 0.00 0.00 3.00 22.50 121.50 188.00 98.00 11.00 0.00 0.00 903.95
NO YRS 56 56 54 54 53 53 52 52 51 51 51 52 35