MANASSA, COLORADO

Monthly Total Growing Degree Days

(055322)

Base Temperature = 50 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 0.00 0.00 3.50 7.00 110.50 415.00 511.50 420.00 219.50 24.50 0.00 0.00 d 1711.50
1894 0.00 0.00 0.00 15.50 150.00 297.50 495.00 450.00 227.00 68.00 0.00 0.00 1703.00
1895 0.00 0.00 1.50 26.00 111.50 286.50 394.50 436.00 335.00 44.00 0.00 0.00 1635.00
1896 0.00 z 0.00 z 0.00 z 0.00 z 122.50 361.00 464.00 381.00 203.00 0.00 z 0.00 z 0.00 1531.50
1897 0.00 0.00 0.00 0.00 z 234.00 i 288.00 301.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 589.00
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 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1902 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
1903 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
1904 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
1905 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
1906 0.00 z 0.00 z 0.00 4.50 73.50 279.00 292.50 321.50 115.50 14.50 0.00 0.00 a 1101.00
1907 0.00 0.00 a 0.00 z 9.83 a 35.17 e 135.54 b 407.50 377.50 140.36 b 15.50 a 0.00 b 0.00 1121.39
1908 0.00 b 0.00 0.00 0.00 z 26.87 a 214.66 a 302.50 g 322.50 169.04 d 19.12 a 0.00 a 0.00 b 752.18
1909 0.00 b 0.00 0.00 d 3.50 17.05 a 275.00 c 450.69 e 389.10 b 149.44 c 16.00 f 0.00 e 0.00 a 1284.79
1910 0.00 b 0.00 a 0.00 a 1.73 d 71.82 a 292.50 d 398.87 a 351.69 b 182.50 f 19.93 c 0.00 a 0.00 a 1136.53
1911 0.00 0.00 0.00 a 2.68 b 82.00 278.50 359.94 d 288.41 c 223.93 b 25.66 b 0.00 a 0.00 g 1261.12
1912 0.00 0.00 0.00 1.55 a 89.38 a 190.00 371.47 b 362.50 79.66 a 8.27 a 0.00 b 0.00 a 1102.82
1913 0.00 a 0.00 0.00 6.21 a 125.07 b 257.50 433.00 435.60 b 155.00 8.27 a 0.00 a 0.00 1420.65
1914 0.00 0.00 0.00 a 3.62 a 96.50 301.55 a 448.98 a 351.69 b 207.93 a 13.50 0.00 0.00 1423.78
1915 0.00 a 0.00 0.00 a 3.00 62.50 275.00 c 367.00 308.50 164.48 a 3.21 b 0.00 a 0.00 1183.69
1916 0.00 a 0.00 a 0.00 b 2.00 98.68 a 272.07 a 447.90 b 364.50 138.50 26.57 c 0.00 b 0.00 a 1350.22
1917 0.00 0.00 0.00 a 1.55 a 14.00 297.32 b 478.95 a 327.00 267.00 37.41 b 0.00 0.00 b 1423.24
1918 0.00 b 0.00 0.00 a 0.00 b 80.17 b 383.79 a 403.53 b 345.00 131.00 32.50 0.00 0.00 1376.00
1919 0.00 0.00 0.00 a 20.50 81.63 a 248.57 b 450.05 c 593.50 220.71 b 6.20 a 0.00 0.00 1621.17
1920 0.00 a 0.00 c 0.00 a 0.00 60.97 a 252.00 396.69 d 296.80 d 90.52 a 0.00 z 0.00 c 0.00 b 1096.97
1921 0.00 0.00 0.00 2.00 71.76 d 241.03 a 414.37 a 324.98 a 0.00 z 0.00 z 0.00 b 0.00 a 1054.14
1922 0.00 a 0.00 b 0.00 a 5.69 a 77.50 a 322.24 a 429.00 404.55 a 141.21 a 23.00 0.00 b 0.00 1403.19
1923 0.00 0.00 0.00 0.52 a 79.57 a 247.50 438.65 a 291.83 b 70.34 a 0.00 z 0.00 b 0.00 b 1128.41
1924 0.00 0.00 0.00 0.00 52.00 304.00 369.50 298.00 143.50 13.78 d 1.50 0.00 a 1182.28
1925 0.00 0.00 0.00 18.62 a 286.00 0.00 z 422.12 a 274.00 140.00 38.50 0.00 a 0.00 a 1179.24
1926 0.00 0.00 a 0.00 b 2.50 61.50 248.50 331.50 300.50 217.50 16.53 a 0.00 0.00 1178.53
1927 0.00 0.00 0.00 a 10.86 a 120.00 259.00 372.50 239.00 123.00 3.00 0.00 0.00 1127.36
1928 0.00 0.00 a 0.00 a 10.34 a 94.50 197.59 a 368.50 265.00 110.50 29.00 0.00 0.00 a 1075.43
1929 0.00 0.00 0.00 0.50 67.96 e 257.50 396.00 314.00 103.00 17.57 a 0.00 0.00 1156.53
1930 0.00 0.00 0.00 10.50 63.50 280.50 377.00 279.00 92.88 d 15.50 a 0.00 0.00 a 1118.88
1931 0.00 0.00 0.00 3.10 a 66.13 a 307.24 a 443.82 a 378.00 228.00 44.95 a 0.00 0.00 1471.24
1932 0.00 0.00 c 0.00 1.50 64.50 183.89 c 415.50 364.25 a 109.14 a 9.50 0.00 a 0.00 a 1148.28
1933 0.00 0.00 a 0.00 0.00 46.50 277.50 401.97 a 325.50 a 245.00 18.60 a 0.00 a 0.00 1315.07
1934 0.00 0.00 0.00 7.00 158.50 219.50 454.00 408.50 118.00 42.00 0.00 a 0.00 1407.50
1935 0.00 a 0.00 b 0.00 17.50 57.50 266.50 411.50 405.14 b 139.50 21.00 0.00 0.00 a 1318.64
1936 0.00 a 0.00 0.00 10.00 119.19 b 327.00 403.52 a 369.00 137.50 0.00 a 0.00 z 0.00 a 1366.21
1937 0.00 0.00 0.00 14.00 97.50 263.00 429.50 436.50 223.50 13.43 a 0.00 0.00 1477.43
1938 0.00 0.00 0.00 14.00 86.50 273.50 335.50 397.00 171.00 17.00 0.00 k 0.00 d 1294.50
1939 0.00 0.00 0.00 17.50 99.00 274.50 443.00 350.50 252.00 12.50 0.00 0.00 1449.00
1940 0.00 0.00 0.00 3.50 116.00 318.50 444.50 376.50 205.00 26.50 0.00 0.00 1490.50
1941 0.00 0.00 0.00 0.00 89.00 196.00 378.00 386.00 171.50 9.00 0.00 0.00 1229.50
1942 0.00 0.00 0.00 5.00 74.00 259.50 409.00 373.00 194.00 28.50 0.00 0.00 1343.00
1943 0.00 0.00 1.50 58.50 120.50 288.50 445.00 451.16 c 153.50 9.00 0.00 0.00 1527.66
1944 0.00 0.00 0.00 0.00 64.50 262.50 393.50 385.50 186.00 23.25 a 0.00 0.00 1315.25
1945 0.00 0.00 0.00 5.50 0.00 z 224.00 456.00 462.00 217.00 73.00 0.00 0.00 1437.50
1946 0.00 0.00 0.00 5.50 31.00 373.50 448.00 406.50 250.50 22.00 0.00 0.00 1537.00
1947 0.00 0.00 0.00 2.00 110.00 243.00 438.00 382.00 238.50 72.50 0.00 0.00 1486.00
1948 0.00 0.00 0.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 129.50 i 10.00 0.00 0.00 10.00
1949 0.00 0.00 0.00 20.50 67.17 a 258.10 a 414.50 135.00 s 0.00 z 0.00 z 0.00 d 0.00 760.27
1950 0.00 0.00 c 0.00 9.50 55.50 262.50 330.27 e 234.50 125.40 e 0.00 z 0.00 z 0.00 z 1017.67
1951 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 37.50 0.00 0.00 37.50
1952 0.00 0.00 0.00 1.50 68.50 299.00 343.50 295.50 157.00 7.50 0.00 0.00 1172.50
1953 0.00 0.00 0.00 0.00 97.00 317.00 422.50 282.00 143.50 13.00 0.00 0.00 1275.00
1954 0.00 0.00 0.00 21.00 147.50 328.00 487.50 360.50 252.00 88.00 0.00 0.00 1684.50
1955 0.00 0.00 0.00 8.00 63.50 239.00 416.00 411.50 186.50 35.50 0.00 0.00 1360.00
1956 0.00 0.00 0.00 5.00 165.50 403.50 420.00 293.00 235.18 b 27.38 a 0.00 0.00 1549.56
1957 0.00 0.00 0.00 0.50 10.00 261.50 395.00 343.00 98.50 30.50 0.00 0.00 1139.00
1958 0.00 0.00 0.00 0.00 109.00 342.00 380.50 385.00 189.00 8.00 0.00 0.00 1413.50
1959 0.00 0.00 0.00 23.00 77.50 100.00 q 0.00 z 140.50 r 151.00 2.50 0.00 0.00 h 254.00
1960 0.00 a 0.00 0.00 13.00 80.50 286.50 383.50 378.00 184.00 5.50 0.00 0.00 1331.00
1961 0.00 0.00 0.00 0.50 22.50 h 0.00 z 0.00 z 0.00 z 41.00 n 2.50 0.00 0.00 z 3.00
1962 0.00 0.00 b 0.00 a 14.00 79.50 249.00 342.00 296.50 177.00 14.00 9.50 20.15 a 1201.65
1963 0.00 0.00 a 0.00 a 20.50 121.93 a 245.00 443.50 377.50 146.50 k 37.50 0.00 0.00 i 1245.93
1964 0.00 0.00 23.50 180.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 203.50
1965 0.00 z 0.00 z 0.00 z 0.00 z 63.00 h 201.96 b 455.24 d 335.46 c 155.77 d 40.54 e 0.00 d 0.00 e 1188.98
1966 0.00 g 0.00 d 0.00 g 7.50 b 107.93 d 115.50 n 517.59 c 375.58 e 168.46 d 10.52 c 0.00 f 0.00 d 1187.57
1967 0.00 c 0.00 f 1.15 d 2.00 j 81.50 f 197.78 c 454.84 b 247.50 g 171.35 d 30.00 f 0.00 d 0.00 b 825.12
1968 0.00 d 0.00 f 0.00 f 0.00 c 63.11 c 0.00 z 400.00 313.74 b 73.50 o 22.50 h 0.00 z 0.00 d 776.85
1969 0.00 z 0.00 0.00 a 11.90 a 138.43 b 177.86 b 374.50 g 521.46 c 183.10 a 24.00 0.00 a 0.00 d 1056.75
1970 0.00 a 0.00 0.00 0.00 f 99.50 f 233.89 c 337.00 h 428.66 b 136.61 b 6.72 a 0.00 d 0.00 a 805.87
1971 0.00 b 0.00 e 4.13 a 1.73 d 20.09 d 221.50 f 411.27 a 386.00 146.11 c 7.48 b 0.00 0.00 b 976.82
1972 0.00 0.00 0.00 19.66 a 80.08 a 309.44 c 451.57 a 377.68 a 203.28 a 98.17 d 0.00 0.00 a 1539.88
1973 0.00 0.00 0.00 g 2.50 54.54 d 171.00 k 365.80 a 359.50 138.33 c 7.00 g 0.56 c 0.00 921.23
1974 0.00 a 0.00 0.00 18.60 e 150.19 b 295.18 b 397.63 e 283.28 b 144.31 a 27.26 b 0.00 b 0.00 b 1316.45
1975 0.00 b 0.00 b 0.00 b 0.00 d 58.79 b 187.50 f 420.57 a 353.50 135.00 c 23.80 c 0.00 0.00 z 991.66
1976 0.00 0.00 b 0.00 a 0.00 b 64.50 234.44 c 398.02 c 298.00 139.82 b 11.62 c 0.00 d 0.00 c 1146.41
1977 0.00 b 0.00 0.00 b 8.65 d 71.09 b 326.54 d 434.00 b 421.82 c 0.00 z 0.00 z 0.00 z 0.00 h 1262.10
1978 0.00 e 0.00 c 3.21 b 11.50 76.47 a 340.50 469.77 e 308.93 b 200.00 0.00 z 0.00 z 0.00 1410.37
1979 0.00 0.00 a 0.00 b 9.60 e 81.38 c 267.86 b 429.98 d 352.00 206.79 b 62.50 0.00 0.00 1410.10
1980 0.00 0.00 0.00 a 5.56 c 46.00 344.50 484.00 392.00 220.34 a 29.00 0.00 a 0.00 a 1521.40
1981 0.00 a 0.00 a 0.00 a 41.50 67.00 391.00 470.34 b 333.00 164.50 8.86 c 0.00 0.00 1476.20
1982 0.00 0.00 0.00 6.00 39.50 184.00 389.50 404.00 158.50 9.00 0.00 0.00 1190.50
1983 0.00 0.00 0.00 1.00 48.50 173.00 443.50 412.00 260.50 7.00 0.00 0.00 1345.50
1984 0.00 0.00 0.00 3.00 178.00 226.00 436.00 374.00 203.50 7.00 0.00 0.00 1427.50
1985 0.00 0.00 0.00 1.50 77.00 274.50 401.00 379.00 128.00 2.50 0.00 0.00 1263.50
1986 0.00 a 0.00 0.00 6.50 54.00 267.00 345.50 342.00 115.00 3.00 0.00 0.00 1133.00
1987 0.00 0.00 0.00 z 10.00 33.00 264.00 399.50 315.00 81.00 21.50 0.00 0.00 1124.00
1988 0.00 0.00 0.00 5.19 d 78.00 329.00 402.00 400.50 142.00 7.00 0.00 0.00 1363.69
1989 0.00 0.00 0.00 37.00 154.00 282.50 481.50 247.00 j 195.50 37.00 0.00 d 0.00 1187.50
1990 0.00 0.00 0.00 5.00 86.50 391.00 379.00 321.50 229.50 12.50 0.00 0.00 1425.00
1991 0.00 0.00 0.00 0.00 102.00 277.00 397.00 361.00 152.50 19.50 0.00 0.00 a 1309.00
1992 0.00 0.00 0.00 30.50 97.50 240.50 360.00 301.00 173.00 17.00 0.00 0.00 a 1219.50
1993 0.00 0.00 0.00 5.00 77.00 o 290.50 440.00 358.00 146.50 25.00 0.00 a 0.00 1265.00
1994 0.00 0.00 0.00 21.00 136.00 390.50 422.00 434.50 158.50 19.00 0.00 0.00 1581.50
1995 0.00 0.00 2.50 4.50 44.50 248.50 385.00 450.50 198.50 8.00 0.00 a 0.00 1342.00
1996 0.00 0.00 0.00 18.50 250.50 347.50 470.00 415.50 173.50 47.00 0.00 0.00 1722.50
1997 0.00 0.00 0.00 4.50 99.50 302.00 411.00 396.50 266.50 55.50 0.00 0.00 1535.50
1998 0.00 0.00 4.50 2.00 101.00 294.00 497.50 409.50 284.50 34.50 0.00 0.00 1627.50
1999 0.00 0.00 0.00 a 2.68 b 95.50 261.60 e 478.00 381.19 d 157.00 20.67 a 0.00 a 0.00 b 1396.63
2000 0.00 a 0.00 0.00 40.18 b 224.50 369.50 482.10 b 461.00 261.00 44.00 g 0.00 c 0.00 1838.28
2001 0.00 a 0.00 0.00 b 34.66 a 180.32 a 363.46 d 503.75 a 373.60 b 222.12 d 27.90 a 0.00 0.00 a 1705.80
2002 0.00 0.00 0.00 37.00 140.50 447.00 526.50 464.00 191.00 12.00 0.00 0.00 1818.00
2003 0.00 0.00 0.00 i 8.50 192.50 270.00 602.50 451.50 185.50 59.00 1.80 e 0.00 1771.30
2004 0.00 0.00 5.50 g 5.50 153.50 252.00 f 232.00 j 276.50 f 192.60 e 9.09 b 2.00 0.00 d 362.69
2005 0.00 0.00 0.00 g 7.50 171.00 254.00 g 505.50 284.00 g 265.00 26.23 e 0.00 0.00 e 975.23
2006 0.00 0.00 g 0.00 n 20.00 133.00 f 221.00 k 472.15 e 400.02 e 0.00 z 17.50 g 0.00 d 0.00 i 892.17
2007 0.00 j 0.00 0.00 g 3.00 m 88.50 237.00 i 448.00 472.50 236.50 47.00 0.00 0.00 1292.50
2008 0.00 0.00 0.00 13.50 109.00 295.50 459.00 397.50 169.50 22.50 0.00 0.00 1466.50
2009 0.00 0.00 5.00 12.00 158.50 239.00 448.00 350.00 173.50 12.00 1.50 0.00 1399.50
2010 0.00 0.00 0.00 11.00 127.00 393.50 480.00 451.50 275.00 51.00 0.00 0.00 1789.00
2011 0.00 0.00 b 3.00 15.00 b 98.68 a 387.50 549.22 a 501.50 184.00 22.00 0.00 0.00 1760.90
2012 0.00 0.00 4.00 50.00 165.50 476.00 496.50 426.50 199.14 a 37.00 0.00 0.00 1854.64
2013 0.00 0.00 0.00 a 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 0.00 0.00 0.57 11.74 94.97 284.68 425.18 371.03 178.11 24.11 0.17 0.20 1404.69
S.D. 0.00 0.00 2.54 20.26 48.58 62.02 52.20 61.60 51.25 19.19 0.99 2.00 194.57
SKEW 0.00 0.00 7.60 5.90 1.18 0.53 0.23 0.41 0.32 1.53 8.43 9.95 0.35
MAX 0.00 0.00 23.50 180.00 286.00 476.00 602.50 593.50 335.00 98.17 9.50 20.15 1854.64
MIN 0.00 0.00 0.00 0.00 10.00 135.54 292.50 234.50 70.34 0.00 0.00 0.00 1075.43
NO YRS 106 106 100 103 101 97 103 101 100 96 102 102 69