WESTCLIFFE, COLORADO

Monthly Total Growing Degree Days

(058931)

Base Temperature = 50 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201302
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
1895 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 255.00 322.00 220.00 1.00 0.00 0.00 798.00
1896 0.00 0.00 0.50 32.00 g 165.00 282.93 a 364.25 c 326.50 201.50 20.50 0.00 b 0.00 1361.18
1897 0.00 0.00 0.00 5.50 59.50 191.50 309.00 331.50 222.00 17.00 0.00 z 0.00 b 1136.00
1898 0.00 0.00 0.00 11.90 a 63.50 302.50 445.88 a 89.00 y 0.00 z 22.70 c 1.50 0.00 847.98
1899 0.00 0.00 0.00 b 1.03 a 69.00 250.00 325.50 372.00 202.00 12.00 0.00 0.00 1231.53
1900 0.00 0.00 0.00 0.00 66.00 244.00 375.00 367.50 152.50 17.50 0.00 0.00 1222.50
1901 0.00 0.00 a 0.00 5.00 25.00 235.50 436.00 342.50 119.50 10.00 0.00 0.00 1173.50
1902 0.00 0.00 0.00 9.00 71.50 306.00 328.08 a 340.50 111.50 10.50 0.00 0.00 1177.08
1903 0.00 0.00 3.00 0.00 l 6.50 130.86 a 443.50 l 0.00 z 24.50 m 20.67 d 0.00 0.00 161.03
1904 0.00 0.00 0.50 1.00 77.50 a 141.00 342.00 340.50 161.50 29.00 0.00 0.00 1093.00
1905 0.00 0.00 0.00 5.00 22.00 k 305.00 313.32 c 339.50 205.00 3.62 a 0.00 0.00 1171.44
1906 0.00 0.00 0.00 j 7.50 73.00 279.00 282.50 298.50 127.50 b 0.00 q 0.00 0.00 1068.00
1907 0.00 0.00 26.00 6.00 39.50 187.50 378.50 356.50 143.00 14.00 0.00 0.00 1151.00
1908 0.00 n 0.00 z 0.50 0.00 22.50 253.50 354.50 338.50 180.00 23.50 0.00 0.00 1173.00
1909 0.00 l 0.00 0.00 5.00 11.50 277.50 472.00 392.00 112.00 27.50 0.00 0.00 1297.50
1910 0.00 0.00 1.00 8.00 53.00 277.50 460.98 d 348.00 262.50 66.50 0.00 0.00 1477.48
1911 0.52 a 0.00 a 0.00 a 7.50 137.00 0.00 z 347.41 b 353.00 250.00 12.00 n 0.00 0.00 1095.43
1912 0.00 0.00 0.00 2.59 a 93.00 169.50 386.00 341.50 93.50 11.50 1.50 0.00 l 1099.09
1913 0.00 0.00 0.00 0.00 z 69.50 150.50 261.50 294.00 94.00 8.50 0.00 0.00 878.00
1914 0.00 0.00 0.00 d 6.00 107.50 284.00 380.50 329.00 207.00 9.50 0.00 0.00 1323.50
1915 0.00 0.00 0.00 5.00 58.00 241.00 365.00 273.50 178.00 10.00 1.50 0.00 1132.00
1916 0.00 0.00 c 2.50 4.50 86.00 269.00 451.00 366.00 111.50 39.00 0.00 0.00 1329.50
1917 0.00 0.00 0.00 0.00 24.50 230.00 428.32 a 248.57 d 156.00 4.50 0.00 0.00 1091.89
1918 0.00 0.00 0.50 0.00 89.50 392.00 448.50 402.00 185.50 57.50 0.00 0.50 1576.00
1919 0.00 0.00 2.50 21.50 119.00 341.50 486.00 444.00 324.50 25.00 0.00 a 0.00 1764.00
1920 0.00 0.00 0.00 2.00 112.50 281.50 469.00 337.00 0.00 z 0.00 z 2.00 0.00 z 1204.00
1921 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 13.00 l 0.00 b 0.00 0.00
1922 0.00 a 0.00 0.00 0.00 a 64.07 a 327.00 476.37 a 504.50 0.00 z 0.00 z 0.00 z 0.00 z 1371.93
1923 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
1924 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
1925 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
1926 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
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 0.00 z 0.00
1928 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
1929 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
1930 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
1931 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
1932 0.00 z 0.00 l 0.00 22.50 90.00 260.00 525.00 467.00 203.04 b 74.50 0.00 0.00 1642.04
1933 0.00 0.00 0.50 0.00 84.50 395.00 481.00 389.00 331.00 22.50 0.50 0.00 1704.00
1934 0.00 0.00 1.00 5.00 208.00 301.00 563.50 491.00 168.50 0.00 z 0.00 0.00 1738.00
1935 0.00 1.00 2.50 17.00 48.00 313.00 460.00 461.00 196.00 49.00 0.00 0.00 1547.50
1936 0.00 0.00 0.00 22.50 153.97 a 370.50 462.00 408.00 207.50 16.00 0.00 0.00 1640.47
1937 0.00 0.00 0.00 23.00 104.50 302.00 477.00 492.50 238.97 a 17.50 0.00 1.60 b 1657.07
1938 0.00 0.00 0.00 23.00 85.50 296.50 390.50 452.50 173.28 a 61.50 0.00 0.00 1482.78
1939 0.00 0.00 0.00 h 27.93 a 96.50 226.00 g 481.50 387.50 304.00 29.34 c 0.00 0.00 d 1326.77
1940 0.00 0.00 2.50 5.00 90.00 277.50 b 458.36 c 338.50 208.97 a 25.83 a 0.00 a 0.00 1406.66
1941 0.00 0.00 b 0.00 0.00 107.47 a 169.50 343.00 244.50 g 165.50 17.50 0.00 0.00 z 802.97
1942 0.00 0.00 0.00 5.50 93.52 a 266.90 a 397.00 378.89 d 141.96 b 2.07 a 1.07 b 0.00 a 1286.90
1943 0.00 a 0.00 a 7.00 32.07 a 58.79 b 277.22 c 437.00 346.00 f 135.50 1.11 c 0.00 0.00 948.69
1944 0.00 0.00 0.00 0.00 77.00 284.00 368.00 397.00 171.50 10.50 0.00 0.00 1308.00
1945 0.00 0.00 0.00 4.50 61.50 186.00 397.00 422.00 187.50 20.50 1.00 0.00 1280.00
1946 0.00 0.00 0.00 8.00 13.50 328.50 437.50 372.50 201.50 21.50 0.00 0.00 1383.00
1947 0.00 0.00 0.00 3.50 66.50 187.76 a 413.50 362.50 208.00 54.00 0.00 0.00 1295.76
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 364.80 c 225.58 d 16.53 a 0.00 f 0.00 606.91
1949 0.00 0.00 0.00 10.00 52.00 226.55 a 317.00 f 317.75 c 180.58 d 33.21 c 6.00 0.00 826.09
1950 0.00 0.00 b 0.00 b 10.00 h 55.50 273.00 233.00 i 197.50 h 141.60 e 69.48 b 0.54 b 0.00 l 540.12
1951 0.00 h 0.00 0.00 b 1.00 61.48 a 166.15 d 476.00 289.50 g 147.00 e 12.18 c 0.00 0.00 b 863.82
1952 0.00 a 0.00 0.00 b 0.00 a 55.80 a 351.72 a 376.43 c 226.00 k 115.50 f 11.50 f 0.00 0.00 b 783.95
1953 0.00 a 0.00 a 0.00 a 2.22 c 87.00 317.22 c 396.00 214.00 h 74.00 k 20.48 c 0.00 0.00 a 822.93
1954 0.00 a 0.00 0.00 b 4.66 a 54.00 h 272.59 a 433.40 e 179.50 n 189.64 b 109.69 e 0.00 0.00 b 1009.98
1955 0.00 0.00 b 0.00 b 21.50 47.57 b 191.38 a 405.77 c 354.43 a 178.39 b 15.00 0.00 2.50 1216.54
1956 0.00 0.00 c 0.00 0.50 106.90 b 331.03 a 312.14 b 286.50 188.00 22.73 a 0.00 0.00 1247.80
1957 0.00 0.00 0.00 0.00 d 10.00 186.00 385.50 327.57 a 57.86 b 43.29 b 0.00 a 0.00 1010.22
1958 0.00 c 0.00 0.00 0.00 88.19 b 294.31 a 353.73 c 395.50 185.19 d 11.37 a 0.00 g 0.00 1328.29
1959 0.00 0.00 0.00 14.00 71.00 308.00 283.00 g 364.52 b 144.50 1.50 0.00 0.00 903.52
1960 0.00 0.00 0.00 25.00 40.50 h 278.00 330.00 392.00 174.00 12.50 0.00 b 0.00 1211.50
1961 0.00 0.00 a 0.00 11.50 100.00 247.76 a 338.50 354.00 95.00 0.00 0.00 0.00 o 1146.76
1962 0.00 0.00 0.00 17.00 47.53 a 186.50 360.00 370.00 159.50 30.00 0.00 0.00 a 1170.53
1963 0.00 0.50 3.50 6.72 a 82.15 a 300.54 b 463.50 385.12 e 199.00 g 58.90 a 0.00 0.00 1300.93
1964 0.00 0.00 0.00 2.00 106.50 209.00 457.52 b 344.50 135.00 j 24.00 0.00 0.50 g 1143.52
1965 0.00 0.00 i 0.00 g 12.50 58.00 184.00 419.61 c 285.00 72.00 f 9.00 0.00 0.00 968.11
1966 0.00 0.00 0.00 a 2.78 c 60.28 d 231.50 501.88 b 369.23 c 115.00 g 10.69 b 0.00 a 0.00 c 1176.36
1967 0.00 n 0.00 a 2.00 11.50 62.50 208.50 439.50 264.07 d 118.20 e 43.73 c 0.00 0.00 1150.01
1968 0.00 0.00 0.00 c 0.00 a 37.00 294.00 388.53 a 307.50 111.35 d 31.00 0.00 q 0.00 1169.38
1969 0.00 a 0.00 0.00 2.14 b 112.50 165.00 a 456.96 d 445.37 a 182.68 b 17.50 0.00 a 0.00 1382.15
1970 0.00 0.00 d 0.00 1.50 84.22 a 267.00 e 439.00 444.73 e 69.00 i 3.50 0.00 f 0.00 b 1239.95
1971 0.00 a 0.00 1.00 3.50 f 29.81 e 245.00 364.00 325.00 133.85 d 9.62 b 0.00 a 0.00 e 1108.27
1972 0.00 d 0.00 a 3.00 18.00 53.39 d 268.00 384.00 202.00 h 141.50 g 34.58 e 0.00 0.00 760.97
1973 0.00 0.00 0.00 h 1.03 a 44.12 e 220.00 c 252.50 i 336.00 120.56 c 34.58 e 10.38 d 0.00 d 766.67
1974 0.00 0.00 7.00 15.00 126.00 252.00 h 378.89 d 292.12 e 79.50 19.50 0.00 b 0.00 918.00
1975 0.00 0.00 0.00 9.11 b 42.00 166.50 346.54 c 269.50 f 70.00 h 37.00 0.00 0.00 c 601.14
1976 0.00 0.00 0.00 3.75 b 33.87 d 203.57 b 388.03 b 258.50 96.50 g 9.00 0.00 0.00 896.73
1977 0.00 0.00 b 0.00 a 8.00 81.63 a 302.00 432.00 401.89 c 165.00 f 4.98 c 0.00 i 0.00 1230.51
1978 0.00 0.00 3.74 b 11.50 68.41 b 246.50 f 516.31 b 335.66 b 199.00 14.50 0.00 b 0.00 1149.12
1979 0.00 d 0.00 a 0.00 25.71 b 79.00 245.00 384.29 b 290.00 157.00 34.50 0.00 0.00 b 1215.51
1980 0.00 0.00 0.00 3.75 b 44.50 333.00 460.00 377.50 154.44 c 6.50 6.00 0.00 b 1385.69
1981 0.00 d 0.00 a 0.00 61.03 a 69.00 382.76 a 459.63 e 321.92 e 201.00 57.57 c 0.00 0.00 1552.92
1982 0.00 0.00 1.00 4.50 42.00 174.00 378.50 403.00 b 157.50 5.50 0.00 0.00 1166.00
1983 0.00 0.00 0.00 7.00 40.50 144.00 442.50 391.50 227.00 8.50 0.00 0.00 a 1261.00
1984 0.00 0.00 0.00 0.00 171.50 211.00 458.50 338.00 187.00 8.00 0.00 0.00 1374.00
1985 0.00 0.00 b 0.00 7.00 71.00 253.39 b 361.50 344.00 124.50 2.00 0.00 e 0.00 1163.39
1986 0.00 0.00 0.00 6.21 a 46.50 231.00 367.00 349.00 137.00 0.00 0.00 0.00 1136.71
1987 0.00 0.00 0.00 15.00 37.50 260.50 399.00 323.00 63.00 8.50 0.00 0.00 1106.50
1988 0.00 0.00 0.00 2.07 a 70.50 322.00 386.00 388.00 113.50 3.50 0.00 0.00 1285.57
1989 0.00 0.00 a 0.00 36.00 128.50 213.00 379.50 231.00 g 172.00 18.50 0.00 0.00 947.50
1990 0.00 0.00 0.00 6.50 55.50 320.50 336.00 272.50 212.50 15.50 1.50 0.00 1220.50
1991 0.00 0.00 0.00 1.00 85.50 229.50 215.50 i 312.00 98.50 17.00 0.00 0.00 743.50
1992 0.00 0.00 0.00 24.50 53.00 150.50 282.50 237.00 123.00 8.00 0.00 0.00 878.50
1993 0.00 0.00 0.00 3.00 57.00 216.50 356.50 298.63 a 74.00 12.50 0.00 0.00 1018.13
1994 0.00 0.00 0.00 8.00 76.50 341.00 332.00 220.50 k 130.50 6.50 1.50 0.00 896.00
1995 0.00 0.00 2.00 0.00 7.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 9.00
1996 0.00 0.00 0.00 12.00 153.00 228.00 407.50 329.50 106.00 7.00 3.50 0.00 1246.50
1997 0.00 0.00 0.00 0.00 30.00 222.50 371.00 319.50 217.50 44.50 0.00 0.00 1205.00
1998 0.00 0.00 0.00 6.50 92.00 244.50 403.00 329.50 224.50 6.00 0.00 0.00 1306.00
1999 0.00 0.00 0.50 0.00 60.00 194.00 417.00 340.50 120.50 8.00 0.00 0.00 1140.50
2000 0.00 0.00 0.00 11.00 137.50 252.00 408.50 405.00 187.50 24.00 0.00 0.00 1425.50
2001 0.00 0.00 0.00 21.00 71.00 270.00 447.00 314.50 150.50 9.50 0.00 0.00 1283.50
2002 0.00 0.00 0.00 18.50 77.00 381.50 432.00 349.50 165.50 5.50 0.00 0.00 1429.50
2003 0.00 0.00 0.00 0.00 117.00 198.50 460.50 368.00 90.00 12.50 0.00 0.00 1246.50
2004 0.00 0.00 0.00 6.00 86.00 195.00 320.50 255.50 138.50 11.00 0.00 0.00 1012.50
2005 0.00 0.00 0.00 0.50 108.00 237.00 431.00 295.50 195.00 28.50 2.00 0.00 1297.50
2006 0.00 0.00 0.00 18.00 78.00 295.50 422.50 326.00 0.00 z 25.50 0.00 0.00 1165.50
2007 0.00 0.00 0.00 8.50 55.50 241.50 406.50 418.00 192.00 43.00 0.00 0.00 1365.00
2008 0.00 0.00 0.00 8.00 58.00 246.50 396.50 339.00 103.50 16.50 0.00 0.00 1168.00
2009 0.00 0.00 4.50 8.50 99.00 207.00 382.00 333.50 138.50 14.00 1.00 0.00 1188.00
2010 0.00 0.00 4.50 3.50 98.50 311.00 435.50 409.00 224.00 29.50 0.00 0.00 1515.50
2011 0.00 0.00 8.00 11.00 76.50 305.50 524.50 454.50 132.50 21.50 0.00 0.00 1534.00
2012 0.00 0.00 5.00 0.00 z 116.00 377.50 458.00 0.00 z 142.50 27.50 0.00 0.00 1126.50
2013 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
Period of Record Statistics
MEAN 0.01 0.01 0.94 8.71 74.91 256.39 404.85 355.74 166.33 21.70 0.41 0.05 1296.32
S.D. 0.05 0.11 2.98 9.79 36.24 61.41 59.91 55.57 52.83 18.83 1.40 0.30 183.24
SKEW 9.95 8.03 6.29 2.17 0.78 0.13 -0.09 0.45 0.54 1.80 5.01 7.14 0.47
MAX 0.52 1.00 26.00 61.03 208.00 395.00 563.50 504.50 331.00 109.69 10.38 2.50 1764.00
MIN 0.00 0.00 0.00 0.00 6.50 130.86 255.00 237.00 57.86 0.00 0.00 0.00 878.50
NO YRS 102 104 102 100 103 101 100 93 91 101 102 102 57