LOUISA, VIRGINIA

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(445050)

File last updated on May 16,
*** Note *** Provisional Data *** After Year/Month 201205
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.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
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
1916 ----- z ----- z ----- z ----- z 56.21 l 57.80 66.13 64.74 56.93 b 43.03 31.56 c 25.20 a 49.34
1917 25.69 r 22.04 d 34.00 41.81 c 46.10 a 58.80 66.52 62.57 a 52.72 a 37.52 28.43 16.74 42.48
1918 13.53 a 25.86 34.55 40.03 a 55.08 g 56.39 b 59.77 63.54 c 51.10 a 45.39 31.33 30.74 41.11
1919 26.32 25.07 a 34.28 b 40.03 a 51.28 b 59.90 64.83 a 59.68 c 53.96 b 52.86 b 35.03 19.32 43.55
1920 21.16 23.28 30.48 40.38 a 43.30 a 56.90 ----- z 63.84 55.93 44.13 32.30 28.57 a 40.02
1921 25.94 27.43 42.10 a 44.80 49.39 56.90 64.29 58.37 a 62.89 c 38.65 35.63 26.97 b 44.45
1922 ----- z 28.25 34.57 a 42.97 50.97 60.67 59.62 b 59.26 54.86 a 42.97 a 30.92 d 26.13 a 44.65
1923 24.45 21.83 d 30.73 a 38.93 45.87 58.83 60.77 60.90 b 56.43 38.23 30.80 31.52 41.61
1924 20.03 a 22.48 28.77 34.70 45.90 57.97 59.87 62.10 a 52.27 39.06 33.43 25.32 40.16
1925 21.26 30.78 a 34.07 a 42.70 44.29 60.93 62.77 a 58.30 a 59.53 40.45 31.24 a 25.94 42.69
1926 21.45 26.57 28.00 38.07 46.61 52.87 59.65 64.74 56.53 44.55 29.07 25.13 41.10
1927 23.19 30.82 31.58 38.59 a 51.61 54.30 61.19 58.79 b 52.93 b 44.81 37.23 25.32 42.53
1928 23.10 25.62 30.32 38.20 46.60 a 58.07 a 62.61 63.76 b 52.20 44.66 b 34.80 21.03 41.75
1929 23.21 b 20.07 36.52 42.80 50.10 52.93 a 55.65 56.39 51.40 42.90 38.14 a 27.84 41.49
1930 26.81 29.54 31.83 b 39.04 b 52.96 c 58.71 b 65.81 60.65 59.70 39.39 33.69 a 23.97 43.51
1931 25.45 27.63 a 31.10 b 40.03 51.87 59.52 c 66.65 64.33 a 59.20 j 41.11 c 38.63 31.90 43.48
1932 36.52 31.32 a 28.94 37.23 50.60 a 60.04 e 63.00 b 62.16 55.67 44.45 31.30 26.97 44.02
1933 32.29 27.75 32.48 41.03 a 54.74 59.37 62.81 64.53 a 60.69 d 40.74 33.20 29.80 a 44.95
1934 28.19 16.89 29.42 40.33 52.32 63.25 b 68.26 61.66 b 60.40 42.48 34.67 26.19 43.67
1935 24.73 a 25.46 38.81 39.96 b 47.65 57.93 c 66.74 63.89 d 53.56 c 45.24 j 40.30 21.10 a 43.65
1936 20.10 18.07 39.23 39.73 49.90 59.70 65.16 65.06 58.53 46.47 a 33.17 28.61 43.64
1937 36.07 c 26.56 a 29.03 40.90 a 49.37 a 63.03 64.24 f 65.89 c 51.29 b 42.23 31.62 a 27.29 42.12
1938 26.55 31.67 a 38.32 44.59 a 51.19 59.14 a 65.26 64.32 57.87 40.45 b 34.33 27.42 45.09
1939 27.71 30.89 34.07 b 40.35 d 51.13 a 62.60 63.16 65.07 d 57.40 44.81 30.37 c 27.81 44.61
1940 10.23 24.77 c 28.36 c 39.16 e 50.58 61.50 61.77 a 63.10 a 50.80 e ----- z ----- z ----- z 43.36
1941 32.25 g 21.71 n 28.25 g 44.63 49.68 60.03 66.26 60.65 55.60 48.97 33.30 28.26 49.71
1942 22.52 21.75 34.13 42.47 53.77 61.00 64.10 61.29 54.57 44.81 34.90 24.58 43.32
1943 27.94 28.43 33.71 40.20 55.52 67.13 66.61 63.90 53.60 43.23 32.67 24.90 44.82
1944 27.29 29.21 31.16 42.47 57.10 62.80 64.16 62.52 58.40 43.03 36.03 24.97 44.93
1945 24.94 29.04 42.14 b 45.97 50.32 60.87 65.50 a 62.19 62.20 44.03 38.47 24.10 45.81
1946 27.55 29.36 40.13 44.43 53.00 60.40 62.39 59.68 56.30 45.87 38.83 30.06 45.67
1947 32.35 20.43 26.32 43.83 51.87 58.83 62.16 66.19 57.57 49.77 35.40 24.65 44.12
1948 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 62.23 54.27 42.19 39.97 30.32 45.80
1949 34.65 33.57 33.68 41.17 52.03 a 61.40 68.94 65.03 53.53 49.52 35.03 30.13 46.56
1950 38.39 30.04 31.10 39.27 54.16 59.79 a 64.58 63.13 57.07 47.55 33.57 24.32 45.25
1951 29.00 28.04 34.58 42.53 50.68 61.23 64.60 a 62.87 56.87 49.03 32.21 a 30.50 a 45.18
1952 31.74 29.62 32.87 45.10 51.87 64.10 66.29 64.39 54.70 41.00 36.57 28.55 45.57
1953 31.65 31.46 34.97 42.33 58.35 61.83 63.45 62.06 54.70 44.16 33.50 30.55 45.75
1954 26.74 30.75 33.94 47.50 50.00 59.40 61.71 64.13 57.00 47.94 33.33 26.74 44.93
1955 24.26 26.79 37.55 46.23 53.16 56.07 68.19 66.48 57.53 44.06 31.37 23.68 44.61
1956 24.23 30.97 33.23 41.97 51.10 59.63 64.61 62.61 54.93 48.58 36.27 37.42 45.46
1957 25.26 32.00 35.32 46.93 53.19 63.03 62.74 60.23 a 60.13 40.55 37.37 30.58 45.61
1958 23.35 21.75 31.87 44.33 52.74 59.40 67.68 63.03 53.60 43.19 36.63 21.00 43.22
1959 23.19 26.96 31.13 45.30 55.71 60.17 65.90 66.90 57.90 49.35 35.40 29.81 45.64
1960 28.52 26.76 21.55 44.80 50.00 59.17 63.58 66.68 58.10 46.19 34.83 20.03 43.35
1961 17.39 28.29 37.45 40.13 49.29 60.20 65.03 65.32 60.63 44.19 38.73 27.19 44.49
1962 23.32 26.57 31.81 42.50 55.58 60.70 62.23 61.65 54.00 46.68 34.43 21.23 43.39
1963 22.77 19.57 36.48 42.33 51.29 59.27 61.90 61.71 53.03 42.77 38.23 20.39 42.48
1964 25.16 24.69 34.74 42.40 53.35 60.33 65.32 62.58 54.37 40.07 a 36.20 31.90 44.26
1965 24.10 27.25 31.55 42.70 55.48 58.87 64.23 63.87 59.03 40.81 36.63 30.19 44.56
1966 20.68 25.25 34.10 40.33 50.97 59.13 63.65 63.45 54.50 41.19 34.70 26.13 42.84
1967 29.68 23.50 33.63 a 45.03 47.06 58.30 63.81 63.39 51.47 42.29 31.90 29.42 43.29
1968 21.52 20.41 35.71 41.83 48.73 a 60.63 66.06 65.32 53.93 ----- z 38.87 26.74 43.62
1969 22.87 29.04 29.61 44.27 51.94 62.90 66.55 61.90 54.47 42.26 32.70 24.03 43.54
1970 19.48 25.46 30.61 41.77 54.26 60.27 65.26 64.45 59.93 49.10 37.67 28.48 44.73
1971 22.90 27.61 31.39 37.77 50.03 61.70 63.00 61.52 59.70 53.97 35.83 35.39 45.07
1972 29.19 26.07 34.17 a 40.77 50.74 57.13 64.13 61.26 57.33 41.68 34.47 34.58 44.29
1973 25.42 24.50 39.73 a 43.27 49.83 a 63.27 64.39 65.06 59.47 46.97 38.69 a 30.16 45.90
1974 34.81 26.29 36.39 44.73 52.87 57.77 62.39 64.52 56.57 42.29 36.27 29.97 45.40
1975 28.90 30.54 33.16 39.20 54.19 61.40 64.74 64.61 56.79 a 48.74 39.10 27.68 45.76
1976 23.58 34.17 38.29 42.53 51.06 61.67 63.42 61.06 55.87 42.45 30.00 24.81 44.08
1977 15.42 25.73 b 40.16 44.83 53.63 a 58.40 66.03 65.74 59.57 44.84 41.63 28.19 45.35
1978 21.26 19.50 32.52 42.87 51.77 60.80 63.97 67.29 59.70 43.84 39.00 30.10 44.38
1979 24.83 a 17.86 35.94 44.47 53.45 57.47 65.03 64.74 59.27 45.58 40.70 30.03 44.95
1980 26.94 22.86 33.84 44.00 52.84 60.17 66.84 66.80 a 61.00 a 44.60 a 34.10 27.39 45.11
1981 20.61 29.25 31.58 46.80 50.32 64.60 66.48 61.87 56.30 42.80 a 37.38 a 27.03 44.59
1982 20.65 29.82 34.10 39.80 54.90 61.03 66.55 62.55 56.97 47.19 38.40 35.16 45.59
1983 26.84 26.39 38.29 40.23 48.06 58.67 61.48 63.10 52.33 44.29 34.60 23.90 43.18
1984 18.58 29.93 29.81 39.80 49.74 60.30 63.29 63.35 52.07 51.84 30.47 33.45 43.55
1985 21.58 26.25 35.00 42.73 52.77 58.90 63.90 61.97 53.30 47.58 44.07 23.81 44.32
1986 22.42 28.07 33.84 41.00 50.58 59.67 65.77 60.68 57.70 45.90 34.77 26.39 43.90
1987 21.35 22.07 30.29 39.83 51.00 61.17 65.19 63.03 58.17 35.71 35.50 29.71 42.75
1988 17.48 26.31 32.19 39.53 50.39 56.73 64.71 65.32 53.47 36.10 32.97 25.32 41.71
1989 28.26 28.07 33.68 39.33 49.97 a 63.60 66.39 64.42 57.80 44.26 35.43 14.61 43.82
1990 32.68 33.71 36.97 42.03 52.74 59.93 65.61 63.87 55.27 46.77 34.67 34.29 46.55
1991 27.52 29.79 36.13 44.53 57.58 59.63 67.55 63.68 55.40 41.94 34.83 29.97 45.71
1992 26.26 27.17 32.10 40.70 48.29 56.90 67.10 59.71 56.07 41.19 37.00 28.97 43.45
1993 28.00 23.04 30.16 39.83 52.06 57.50 66.10 62.77 57.67 42.03 34.57 24.65 43.20
1994 20.03 23.82 32.39 45.70 47.45 62.30 66.48 62.71 52.60 40.58 36.37 29.71 43.35
1995 27.10 24.07 32.55 39.30 50.55 61.07 66.06 64.26 53.87 43.74 28.97 22.19 42.81
1996 21.00 23.17 26.10 40.67 50.68 60.60 63.74 62.10 56.47 42.26 28.33 28.52 41.97
1997 23.06 29.89 32.94 35.40 44.10 55.43 61.74 59.32 52.30 40.61 31.57 24.58 40.91
1998 30.00 28.71 32.84 39.97 53.06 60.40 61.23 60.10 56.23 40.39 30.57 29.32 43.57
1999 24.74 24.29 27.16 39.30 45.81 56.53 64.74 61.00 53.30 39.23 35.80 26.00 41.49
2000 18.13 25.86 a 33.61 41.80 51.26 61.17 60.13 60.84 52.57 39.00 27.50 16.06 40.66
2001 19.52 25.21 26.77 39.73 47.61 58.23 58.52 63.48 50.43 38.68 33.10 30.00 40.94
2002 28.26 23.61 31.77 43.27 49.06 60.73 65.81 64.23 56.93 47.42 34.33 23.26 44.06
2003 17.84 24.07 33.58 41.80 52.65 59.30 66.16 66.55 55.47 42.16 38.17 25.03 43.56
2004 21.55 23.10 33.97 43.20 58.10 61.30 65.35 62.55 57.80 46.42 37.13 27.48 44.83
2005 27.32 27.25 29.23 40.50 46.32 61.20 67.13 66.06 55.50 46.16 34.57 22.68 43.66
2006 30.65 23.50 29.94 41.57 47.19 59.30 66.16 64.42 54.10 42.13 35.47 28.65 43.59
2007 30.00 20.04 34.03 39.97 51.65 59.97 61.61 65.39 53.83 48.03 33.20 30.39 44.01
2008 25.26 27.41 33.00 44.00 48.77 60.23 63.55 59.19 56.50 40.19 32.90 28.90 43.33
2009 20.42 25.54 32.26 42.23 53.74 61.60 62.32 65.35 56.03 45.58 39.20 26.06 44.20
2010 24.65 23.46 35.55 44.80 56.26 64.87 65.55 66.00 56.23 46.23 32.30 20.42 44.69
2011 23.35 29.86 34.29 47.60 54.45 62.03 66.29 64.84 61.43 45.13 36.73 30.39 46.37
2012 28.29 30.31 42.19 41.47 59.43 x ----- z ----- z ----- z ----- z ----- z ----- z ----- z 35.57
Period of Record Statistics
MEAN 24.95 26.34 33.30 41.83 51.12 59.89 64.26 63.07 55.99 43.87 34.82 26.98 43.96
S.D. 4.97 3.73 3.64 2.57 3.10 2.38 2.38 2.22 2.82 3.56 3.17 4.13 1.44
SKEW 0.12 -0.30 0.06 0.03 -0.12 -0.25 -0.79 -0.43 0.18 0.30 0.10 -0.39 -0.56
MAX 38.39 34.17 42.19 47.60 58.35 67.13 68.94 67.29 62.89 53.97 44.07 37.42 46.56
MIN 10.23 16.89 21.55 34.70 43.30 52.87 55.65 56.39 50.43 35.71 27.50 14.61 40.16
NO YRS 92 94 94 95 93 95 93 96 95 93 95 95 84