LAKE PARK, IOWA

Monthly Total Cooling Degree Days

(134561)

Base Temperature = 65 F

File last updated on Apr 6, 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
1912 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 145.18 a 104.00 6.00 0.00 0.00 c 255.18
1913 0.00 b 0.00 0.00 a 0.00 b 37.50 176.00 197.88 a 230.00 93.21 b 1.50 0.00 0.00 736.10
1914 0.00 0.00 a 0.00 0.50 47.00 155.50 306.90 a 237.31 b 50.50 5.34 b 0.00 a 0.00 803.06
1915 0.00 b 0.00 0.00 a 13.00 18.00 49.00 127.50 107.50 37.00 0.00 0.00 a 0.00 352.00
1916 0.00 b 0.00 a 0.00 0.00 31.50 50.50 425.73 a 271.25 c 94.66 a 7.50 0.00 0.00 c 881.14
1917 0.00 b 0.00 b 0.00 a 0.00 5.17 a 79.66 a 221.59 d 173.60 a 24.50 0.00 0.00 0.00 a 504.51
1918 0.00 a 0.00 0.00 0.00 58.38 a 134.48 a 218.03 a 231.00 8.50 5.50 0.00 0.00 z 655.90
1919 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
1920 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
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 0.00 z 0.00 z 0.00 z 0.00
1922 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
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 113.50 158.00 91.89 c 160.38 d 3.00 0.00 0.00 b 526.78
1928 0.00 0.00 0.00 0.00 34.50 28.00 231.00 203.50 h 27.69 d 0.00 i 0.00 0.00 321.19
1929 0.00 0.00 0.00 0.00 24.50 62.00 213.00 194.50 56.50 2.00 0.00 0.00 552.50
1930 0.00 0.00 0.00 0.00 20.00 77.00 368.50 0.00 z 41.00 14.50 0.00 0.00 a 521.00
1931 0.00 0.00 0.00 6.43 b 47.03 b 248.57 b 241.69 d 245.33 b 211.11 c 5.00 n 0.00 0.00 1000.16
1932 0.00 0.00 a 0.00 0.00 47.50 171.50 266.60 a 179.00 11.50 3.50 0.00 a 0.00 d 679.60
1933 0.00 b 0.00 0.00 0.00 28.50 334.14 a 293.50 111.08 a 123.10 a 0.00 0.00 0.00 a 890.32
1934 0.00 b 0.00 a 0.00 7.50 214.42 a 219.00 301.00 173.00 20.00 1.50 0.00 a 0.00 936.42
1935 0.00 0.00 0.00 0.00 0.00 61.50 401.00 253.00 73.00 1.50 0.00 0.00 790.00
1936 0.00 0.00 b 0.00 0.00 65.00 111.50 495.50 314.50 128.28 a 0.00 0.00 0.00 1114.78
1937 0.00 0.00 0.00 0.00 33.00 102.00 293.00 338.50 97.50 1.50 0.00 0.00 865.50
1938 0.00 0.00 0.00 0.50 14.98 a 97.50 267.50 279.00 92.50 27.00 0.50 0.00 779.48
1939 0.00 0.00 0.00 6.50 89.50 151.50 276.00 132.00 172.00 0.00 0.00 0.00 827.50
1940 0.00 0.00 0.00 a 0.00 17.50 129.00 320.00 147.50 139.50 5.50 0.00 0.00 759.00
1941 0.00 0.00 0.00 2.50 99.00 138.00 274.50 250.50 100.50 0.00 0.00 0.00 865.00
1942 0.00 0.00 0.00 5.50 30.00 106.50 204.00 193.00 49.00 0.00 0.00 0.00 588.00
1943 0.00 0.00 1.50 0.00 39.00 181.50 260.50 199.00 20.00 0.00 0.00 0.00 701.50
1944 0.00 0.00 0.00 0.00 71.00 191.50 173.00 176.00 27.50 0.00 0.00 0.00 639.00
1945 0.00 0.00 0.00 0.00 1.50 41.50 177.00 167.00 68.00 1.00 0.00 0.00 456.00
1946 0.00 0.00 0.00 3.00 1.50 140.00 214.50 119.00 29.50 2.50 0.00 0.00 510.00
1947 0.00 0.00 0.00 0.00 0.00 47.00 185.50 359.50 145.50 24.00 0.00 0.00 761.50
1948 0.00 z 0.00 z 0.00 z 2.50 27.50 67.00 244.00 230.36 b 84.50 g 0.00 0.00 0.00 a 571.36
1949 0.00 0.00 0.00 2.00 45.00 166.50 303.28 a 246.21 e 0.00 c 0.00 d 0.00 0.00 a 762.99
1950 0.00 0.00 0.00 0.00 b 15.50 132.50 0.00 z 47.50 n 19.50 8.00 0.00 0.00 175.50
1951 0.00 0.00 0.00 a 0.00 a 8.50 28.97 a 173.50 118.50 3.00 11.76 b 0.00 0.00 344.22
1952 0.00 0.00 0.00 5.00 21.50 190.00 226.00 100.50 78.00 0.00 0.00 0.00 621.00
1953 0.00 0.00 0.00 0.00 35.00 164.50 f 0.00 z 194.02 b 44.50 12.50 0.00 0.00 286.02
1954 0.00 0.00 0.00 0.50 0.00 z 0.00 z 255.00 0.00 z 40.71 b 0.00 a 0.00 h 0.00 296.21
1955 0.00 b 0.00 a 0.00 1.50 41.85 a 0.00 z 238.50 m 370.00 110.00 6.00 f 0.00 0.00 523.35
1956 0.00 0.00 0.00 0.00 52.00 304.00 173.50 210.00 44.00 18.00 0.00 d 0.00 801.50
1957 0.00 0.00 0.00 a 2.00 17.00 93.50 378.72 a 182.50 19.00 0.00 0.00 0.00 692.72
1958 0.00 0.00 0.00 0.00 59.00 68.50 164.50 300.00 86.50 10.00 0.00 0.00 b 688.50
1959 0.00 0.00 a 0.00 0.00 42.37 a 208.50 243.00 328.00 94.00 0.00 0.00 0.00 915.87
1960 0.00 0.00 0.00 12.00 11.00 77.50 228.00 227.00 102.50 4.00 0.00 0.00 662.00
1961 0.00 0.00 0.00 0.00 17.05 a 148.50 192.50 248.50 70.00 0.50 0.00 0.00 677.05
1962 0.00 0.00 0.00 7.50 71.50 120.50 205.00 206.50 30.00 27.00 0.00 0.00 668.00
1963 0.00 0.00 0.00 5.50 39.50 263.00 285.00 222.50 71.00 24.50 0.00 0.00 911.00
1964 0.00 0.00 0.00 2.50 86.00 175.00 337.50 146.50 60.00 0.00 0.00 0.00 807.50
1965 0.00 a 0.00 0.00 0.00 44.00 118.50 241.00 179.00 11.50 8.50 0.00 0.00 602.50
1966 0.00 0.00 0.00 0.00 23.50 119.50 333.00 124.00 36.00 0.00 0.00 0.00 636.00
1967 0.00 a 0.00 0.00 1.00 34.50 57.50 195.50 115.50 13.00 2.77 c 0.00 a 0.00 419.77
1968 0.00 0.00 z 0.00 0.50 4.50 175.00 208.00 211.50 27.00 13.00 0.00 0.00 639.50
1969 0.00 0.00 0.00 0.00 43.92 a 43.00 267.50 189.00 25.50 10.00 0.00 0.00 578.92
1970 0.00 0.00 0.00 15.00 62.50 206.50 266.50 197.50 109.50 10.00 0.00 0.00 867.50
1971 0.00 0.00 0.00 0.00 h 8.61 d 205.96 d 128.50 140.57 b 46.20 e 11.37 a 0.00 b 0.00 a 541.21
1972 0.00 b 0.00 c 0.00 a 0.00 z 71.76 d 107.59 a 127.88 c 167.73 c 15.50 0.00 a 0.00 0.00 z 490.45
1973 0.00 a 0.00 0.00 0.00 15.50 141.00 183.50 221.00 28.00 9.50 0.00 0.00 598.50
1974 0.00 0.00 0.00 2.00 16.50 103.50 364.00 82.50 22.50 0.00 0.00 0.00 591.00
1975 0.00 0.00 b 0.00 0.00 50.50 118.00 306.50 189.00 19.50 6.00 0.00 0.00 689.50
1976 0.00 0.00 a 0.00 3.00 13.00 141.50 263.50 207.00 68.00 1.00 0.00 0.00 697.00
1977 0.00 0.00 0.00 11.50 102.50 147.00 268.00 69.50 g 25.50 0.00 0.00 0.00 554.50
1978 0.00 0.00 0.00 0.00 39.00 136.50 212.50 189.50 140.50 0.00 0.00 0.00 718.00
1979 0.00 0.00 0.00 0.00 19.50 112.00 208.50 128.50 65.69 a 0.00 0.00 0.00 534.19
1980 0.00 a 0.00 0.00 15.00 75.00 150.50 284.00 156.50 42.50 3.62 a 0.00 0.00 i 727.12
1981 0.00 a 0.00 b 0.00 5.00 11.50 111.50 232.00 135.50 25.00 0.00 0.00 d 0.00 520.50
1982 0.00 0.00 0.00 0.00 10.00 26.00 245.00 158.00 41.00 0.50 0.00 0.00 480.50
1983 0.00 0.00 0.00 0.00 6.00 111.00 350.00 353.00 102.00 4.50 0.00 a 0.00 926.50
1984 0.00 0.00 0.00 0.00 8.50 126.00 201.50 255.50 31.00 0.50 0.00 0.00 623.00
1985 0.00 0.00 0.00 13.50 26.50 78.50 197.00 74.50 75.00 0.00 0.00 0.00 465.00
1986 0.00 0.00 0.00 0.00 16.50 157.50 265.50 69.00 15.50 0.00 0.00 0.00 524.00
1987 0.00 0.00 0.00 13.50 76.00 219.00 287.00 124.00 16.50 0.00 0.00 0.00 736.00
1988 0.00 0.00 0.00 0.00 72.50 255.00 258.00 267.00 41.50 0.00 0.00 0.00 894.00
1989 0.00 0.00 0.00 0.50 21.00 108.00 276.00 165.50 44.00 5.00 0.00 0.00 620.00
1990 0.00 0.00 0.00 19.50 3.50 180.00 182.50 152.50 117.00 2.00 0.00 0.00 657.00
1991 0.00 0.00 0.00 8.00 98.00 210.00 208.00 158.00 60.00 0.00 0.00 0.00 742.00
1992 0.00 0.00 0.00 0.00 24.00 82.50 42.50 58.50 16.00 3.50 0.00 0.00 227.00
1993 0.00 0.00 0.00 0.00 3.00 54.50 151.00 169.00 9.00 6.00 0.00 0.00 392.50
1994 0.00 0.00 0.00 9.00 64.50 175.00 160.00 129.00 74.50 0.00 0.00 0.00 612.00
1995 0.00 0.00 0.00 0.00 0.00 160.00 228.50 255.50 23.00 5.00 0.00 0.00 672.00
1996 0.00 0.00 0.00 0.00 25.50 154.50 126.00 94.50 40.00 0.00 0.00 0.00 440.50
1997 0.00 0.00 0.00 0.00 4.00 137.50 232.00 129.00 66.00 38.50 0.00 0.00 607.00
1998 0.00 0.00 0.00 0.00 74.50 106.00 223.50 196.00 108.50 0.00 0.00 0.00 708.50
1999 0.00 0.00 0.00 0.00 21.50 132.50 305.50 151.50 52.50 0.00 0.00 0.00 663.50
2000 0.00 0.00 0.00 0.00 42.50 99.00 222.00 173.00 47.50 3.00 0.00 0.00 587.00
2001 0.00 0.00 0.00 7.00 33.50 147.00 284.00 213.50 26.50 0.50 0.00 0.00 712.00
2002 0.00 0.00 0.00 10.00 31.00 195.00 316.50 114.50 85.00 1.00 0.00 0.00 753.00
2003 0.00 0.00 0.00 8.00 5.50 96.50 199.50 220.00 44.50 5.00 0.00 0.00 579.00
2004 0.00 0.00 0.00 0.00 17.00 55.50 143.50 64.50 88.00 0.00 0.00 0.00 368.50
2005 0.00 0.00 0.00 0.50 3.50 160.00 253.50 133.50 102.50 25.50 0.00 0.00 679.00
2006 0.00 0.00 0.00 9.00 95.50 237.50 430.50 276.00 51.50 28.50 0.00 0.00 1128.50
2007 0.00 0.00 0.00 20.50 108.50 243.50 371.50 278.00 132.00 34.50 0.00 0.00 1188.50
2008 0.00 0.00 b 0.00 0.00 14.50 192.00 359.50 260.00 89.00 5.50 0.00 0.00 920.50
2009 0.00 0.00 0.00 6.50 42.37 a 201.50 178.50 211.00 89.50 0.00 0.00 0.00 729.37
2010 0.00 0.00 0.00 a 3.50 97.00 226.50 375.00 401.00 46.50 25.50 0.00 0.00 b 1175.00
2011 0.00 0.00 0.00 0.00 38.00 190.00 513.00 297.50 93.33 c 35.00 0.00 0.00 1166.83
2012 0.00 0.00 18.00 17.00 109.50 290.50 532.50 281.00 105.00 7.50 0.00 0.00 1361.00
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 0.00 0.00 0.22 3.21 38.85 139.83 255.41 195.09 62.33 6.03 0.01 0.00 705.69
S.D. 0.00 0.00 1.90 5.10 34.54 65.74 87.00 74.26 43.01 9.22 0.05 0.00 208.38
SKEW 0.00 0.00 9.23 1.67 1.87 0.50 0.85 0.49 0.88 1.91 9.43 0.00 0.62
MAX 0.00 0.00 18.00 20.50 214.42 334.14 532.50 401.00 211.11 38.50 0.50 0.00 1361.00
MIN 0.00 0.00 0.00 0.00 0.00 26.00 42.50 58.50 0.00 0.00 0.00 0.00 227.00
NO YRS 91 90 90 89 90 89 89 88 92 90 92 90 77