RIVER FALLS, WISCONSIN

Monthly Total Cooling Degree Days

(477226)

Base Temperature = 65 F

File last updated on Oct 29, 2012
*** Note *** Provisional Data *** After Year/Month 201207
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
1918 0.00 z 0.00 z 0.00 z 0.00 a 31.50 64.00 125.00 142.50 3.50 0.00 0.00 0.00 b 366.50
1919 0.00 0.00 b 0.00 z 0.00 z 0.00 z 0.00 z 80.00 u 13.50 z 61.50 0.00 0.00 0.00 61.50
1920 0.00 a 0.00 0.00 a 0.00 12.50 150.50 123.00 128.50 i 78.00 j 17.00 0.00 0.00 303.00
1921 0.00 0.00 a 0.00 10.00 62.50 193.45 a 307.50 95.50 i 43.00 0.00 0.00 0.00 616.45
1922 0.00 a 0.00 0.00 0.00 23.50 101.00 108.00 184.00 131.50 28.93 a 0.00 0.00 576.93
1923 0.00 0.00 0.00 5.00 21.00 210.00 283.50 86.50 55.50 1.50 0.00 0.00 663.00
1924 0.00 0.00 0.00 0.00 0.00 56.00 122.00 98.17 a 17.14 b 3.50 0.00 0.00 296.81
1925 0.00 a 0.00 0.00 12.00 33.50 108.50 154.00 194.78 a 113.50 0.00 0.00 0.00 616.28
1926 0.00 0.00 0.00 0.50 36.50 38.00 192.50 130.72 a 39.00 0.00 0.00 0.00 437.22
1927 0.00 a 0.00 0.00 2.50 9.00 74.50 85.50 52.50 107.50 0.00 0.00 0.00 331.50
1928 0.00 0.00 0.00 0.00 9.50 8.00 162.00 154.50 6.00 12.50 0.00 0.00 352.50
1929 0.00 0.00 0.00 0.00 25.50 71.00 210.50 134.50 77.50 0.00 0.00 0.00 519.00
1930 0.00 a 0.00 0.00 0.00 28.00 90.50 243.00 199.00 50.50 16.50 0.00 0.00 627.50
1931 0.00 0.00 0.00 0.00 16.00 225.00 307.50 165.50 147.93 a 9.00 0.00 a 0.00 a 870.93
1932 0.00 0.00 0.00 0.00 36.50 148.50 255.50 111.50 28.00 0.00 0.00 0.00 580.00
1933 0.00 a 0.00 0.00 0.00 28.50 307.50 324.00 134.50 95.00 0.00 2.00 0.00 891.50
1934 0.00 0.00 0.00 10.50 144.00 210.00 a 268.00 181.87 a 11.50 2.00 0.00 0.00 827.87
1935 0.00 0.00 0.00 1.55 a 0.52 a 53.50 369.00 182.00 47.50 0.00 0.00 0.00 654.07
1936 0.00 0.00 0.00 0.00 37.50 99.50 439.50 280.03 a 95.69 a 0.00 0.00 0.00 952.22
1937 0.00 0.00 0.00 0.00 32.50 82.50 287.00 314.00 106.00 0.50 0.00 0.00 822.50
1938 0.00 0.00 a 0.00 5.50 23.50 93.50 211.00 238.50 25.00 22.00 0.00 0.00 a 619.00
1939 0.00 a 0.00 0.00 b 9.50 82.00 118.00 240.00 156.00 99.00 0.00 0.00 0.00 704.50
1940 0.00 d 0.00 0.00 0.00 9.82 a 87.00 263.00 137.00 96.50 0.00 0.00 0.00 593.32
1941 0.00 a 0.00 a 0.00 6.11 c 70.00 146.50 243.19 b 210.00 65.17 a 0.00 0.00 0.00 740.97
1942 0.00 a 0.00 0.00 8.00 14.50 81.21 a 164.50 154.50 39.50 0.00 0.00 0.00 462.21
1943 0.00 0.00 b 0.00 0.00 22.22 a 187.50 228.50 176.50 25.00 3.50 0.00 0.00 a 643.22
1944 0.00 0.00 0.00 0.00 75.00 151.00 133.50 223.72 a 28.00 0.00 0.00 0.00 a 611.22
1945 0.00 0.00 0.00 2.50 1.50 41.00 125.00 132.50 71.50 0.00 0.00 0.00 374.00
1946 0.00 a 0.00 0.00 1.50 6.00 171.50 201.00 96.00 34.50 3.00 0.00 0.00 513.50
1947 0.00 0.00 a 0.00 0.00 0.00 48.21 b 171.00 373.55 a 109.00 25.50 0.00 b 0.00 b 727.26
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 53.00 245.50 189.00 128.00 0.00 0.00 0.00 615.50
1949 0.00 0.00 0.00 0.00 47.00 176.50 310.50 231.00 9.00 0.00 0.00 0.00 774.00
1950 0.00 0.00 0.00 a 0.00 12.00 70.50 91.50 53.50 4.00 10.85 a 0.00 0.00 a 242.35
1951 0.00 0.00 0.00 0.00 27.00 36.50 131.00 74.50 3.50 0.00 0.00 0.00 272.50
1952 0.00 0.00 0.00 13.50 30.50 114.00 190.00 95.50 75.00 a 0.00 0.00 0.00 518.50
1953 0.00 0.00 0.00 0.00 33.00 139.00 153.50 180.50 39.00 32.00 0.00 0.00 577.00
1954 0.00 0.00 0.00 0.00 h 6.00 169.00 206.50 109.50 18.62 a 0.00 b 0.00 0.00 b 509.62
1955 0.00 0.00 0.00 1.00 57.87 a 113.50 364.80 c 279.50 64.50 0.00 0.00 0.00 a 881.17
1956 0.00 0.00 0.00 0.00 32.00 203.28 a 94.50 145.00 18.00 24.00 0.00 0.00 516.78
1957 0.00 0.00 0.00 0.00 11.00 83.50 291.00 141.00 21.50 0.00 0.00 0.00 548.00
1958 0.00 0.00 0.00 3.00 29.00 45.50 127.00 179.00 39.00 7.00 0.00 0.00 429.50
1959 0.00 0.00 0.00 0.00 54.00 161.00 209.00 258.00 73.00 0.00 0.00 0.00 755.00
1960 0.00 a 0.00 0.00 a 10.50 6.00 40.50 201.00 206.50 120.50 3.50 0.00 0.00 588.50
1961 0.00 0.00 0.00 0.00 21.50 124.50 172.00 205.50 75.50 4.00 0.00 0.00 603.00
1962 0.00 0.00 0.00 12.50 81.50 97.00 125.00 141.50 17.00 16.00 0.00 0.00 490.50
1963 0.00 0.00 0.00 1.50 29.50 204.50 257.50 154.50 47.00 22.00 0.00 0.00 716.50
1964 0.00 0.00 0.00 2.50 67.00 165.50 330.00 173.00 46.50 2.00 0.00 0.00 786.50
1965 0.00 0.00 0.00 a 0.00 41.50 75.00 165.50 141.00 11.00 11.00 0.00 0.00 445.00
1966 0.00 0.00 0.00 0.00 22.00 135.50 314.00 131.00 48.50 1.00 0.00 0.00 652.00
1967 0.00 0.00 0.50 0.00 12.00 84.50 161.50 105.00 22.50 3.50 0.00 0.00 389.50
1968 0.00 0.00 0.00 0.00 13.50 130.00 188.50 195.50 24.50 21.00 0.00 0.00 573.00
1969 0.00 0.00 0.00 0.00 69.50 23.00 201.00 229.00 0.00 z 6.50 0.00 0.00 529.00
1970 0.00 0.00 0.00 16.00 53.65 e 165.00 270.00 172.57 a 59.00 4.65 a 0.00 0.00 740.87
1971 0.00 0.00 0.00 0.00 4.65 a 203.00 107.00 120.50 75.00 11.50 0.00 0.00 521.65
1972 0.00 0.00 0.00 0.00 81.50 92.50 151.00 175.00 18.00 0.00 0.00 0.00 518.00
1973 0.00 0.00 0.00 0.00 3.50 129.50 209.00 220.50 43.50 11.50 0.00 0.00 617.50
1974 0.00 0.00 0.00 3.00 19.00 67.50 328.00 116.50 11.00 0.50 0.00 0.00 545.50
1975 0.00 0.00 0.00 0.00 52.00 125.00 286.00 162.50 9.50 3.50 0.00 0.00 638.50
1976 0.00 0.00 0.00 11.00 4.00 144.00 276.50 207.50 54.50 0.00 0.00 0.00 b 697.50
1977 0.00 0.00 0.00 11.00 135.50 103.00 280.50 82.00 18.50 0.00 0.00 0.00 630.50
1978 0.00 a 0.00 0.00 0.00 57.50 98.50 178.50 176.50 128.00 0.00 0.00 0.00 639.00
1979 0.00 0.00 0.00 0.00 26.50 86.00 167.00 116.00 45.50 0.00 0.00 0.00 441.00
1980 0.00 0.00 0.00 18.50 60.45 a 106.50 259.00 164.50 38.50 0.00 0.00 0.00 647.45
1981 0.00 0.00 0.00 0.00 9.00 84.00 200.00 144.00 26.00 0.00 0.00 0.00 463.00
1982 0.00 0.00 0.00 0.00 31.00 33.00 272.00 175.50 49.00 1.50 0.00 0.00 562.00
1983 0.00 0.00 0.00 0.00 0.00 141.00 314.50 279.00 101.00 9.00 0.00 0.00 844.50
1984 0.00 0.00 0.00 0.00 11.00 130.00 174.00 237.00 23.00 0.00 0.00 0.00 575.00
1985 0.00 0.00 0.00 24.50 43.00 85.00 188.00 85.00 95.00 0.00 0.00 0.00 520.50
1986 0.00 0.00 0.00 2.50 44.00 151.00 244.50 97.00 28.00 0.00 0.00 0.00 567.00
1987 0.00 0.00 0.00 17.50 95.00 215.50 310.50 149.50 41.00 0.00 0.00 0.00 829.00
1988 0.00 a 0.00 0.00 0.00 78.50 272.00 355.00 316.00 44.50 0.00 0.00 0.00 1066.00
1989 0.00 0.00 0.00 0.00 28.50 105.00 282.50 158.00 40.00 16.00 0.00 0.00 630.00
1990 0.00 0.00 0.00 30.00 11.00 158.50 198.00 178.50 114.00 1.50 0.00 0.00 691.50
1991 0.00 0.00 0.00 12.00 108.50 249.50 219.50 204.00 59.00 2.50 0.00 0.00 855.00
1992 0.00 0.00 0.00 0.00 61.00 87.50 68.00 102.50 16.50 2.00 0.00 0.00 337.50
1993 0.00 0.00 0.00 0.00 12.00 72.00 180.00 205.50 16.00 0.00 0.00 0.00 485.50
1994 0.00 0.00 0.00 0.00 27.50 121.00 101.50 94.50 67.00 1.00 0.00 0.00 412.50
1995 0.00 0.00 0.00 0.00 0.00 190.50 202.50 227.50 34.00 9.82 a 0.00 0.00 664.32
1996 0.00 0.00 j 0.00 0.00 13.00 94.50 98.00 125.50 65.50 0.00 0.00 0.00 396.50
1997 0.00 0.00 0.00 0.00 0.00 102.00 170.00 80.50 34.50 13.00 0.00 0.00 400.00
1998 0.00 0.00 0.00 0.00 48.00 75.50 173.50 148.50 91.50 0.00 0.00 0.00 537.00
1999 0.00 a 0.00 0.00 0.00 12.50 116.00 279.00 c 88.50 45.52 a 0.00 0.00 0.00 541.52
2000 0.00 0.00 0.00 0.00 42.50 69.00 168.50 141.00 36.43 b 9.00 0.00 0.00 466.43
2001 0.00 0.00 b 0.00 6.00 22.00 117.50 204.50 170.50 18.00 0.00 0.00 0.00 538.50
2002 0.00 0.00 0.00 17.50 11.00 134.50 279.50 119.00 79.66 a 1.50 0.00 0.00 642.66
2003 0.00 0.00 0.00 h 9.00 3.00 68.00 155.00 206.00 81.00 7.50 0.00 0.00 529.50
2004 0.00 0.00 0.00 3.50 f 4.00 41.50 123.50 46.50 89.00 0.00 0.00 0.00 304.50
2005 0.00 0.00 0.00 g 3.50 1.50 151.00 213.50 123.50 70.00 22.50 0.00 0.00 585.50
2006 0.00 0.00 d 0.00 f 0.00 52.50 101.50 290.00 116.00 11.50 1.00 0.00 0.00 572.50
2007 0.00 a 0.00 0.00 3.00 36.50 128.00 188.00 137.50 67.00 27.00 0.00 0.00 587.00
2008 0.00 0.00 0.00 0.00 0.00 29.00 139.00 78.50 31.50 3.50 0.00 0.00 281.50
2009 0.00 0.00 0.00 0.00 18.50 84.00 35.00 53.50 20.50 0.00 0.00 0.00 211.50
2010 0.00 0.00 0.00 0.00 45.00 68.50 182.50 223.00 9.00 0.00 0.00 0.00 528.00
2011 0.00 a 0.00 0.00 0.00 12.50 69.00 281.00 110.00 48.00 26.50 0.00 0.00 547.00
2012 0.00 a 0.00 20.31 b 0.00 b 48.50 111.50 314.65 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 494.96
Period of Record Statistics
MEAN 0.00 0.00 0.23 3.35 32.53 115.32 212.73 160.43 52.07 5.28 0.02 0.00 587.69
S.D. 0.00 0.00 2.15 6.07 29.36 57.82 78.03 62.44 35.28 8.27 0.21 0.00 167.54
SKEW 0.00 0.00 9.27 2.15 1.44 0.77 0.24 0.70 0.69 1.63 9.54 0.00 0.19
MAX 0.00 0.00 20.31 30.00 144.00 307.50 439.50 373.55 147.93 32.00 2.00 0.00 1066.00
MIN 0.00 0.00 0.00 0.00 0.00 8.00 35.00 46.50 3.50 0.00 0.00 0.00 211.50
NO YRS 93 92 89 91 93 94 94 91 92 94 94 94 82