COLUMBIA 2SSE, VIRGINIA

Monthly Average Temperature (Degrees Fahrenheit)

(441929)

File last updated on May 16,
*** Note *** Provisional Data *** After Year/Month 198602
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
1893 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1894 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1895 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1896 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1897 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1898 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 81.94 ----- z ----- z ----- z 32.43 d 57.18
1899 30.31 22.88 ----- z ----- z 60.98 69.62 67.85 72.03 ----- z 52.69 42.63 36.25 w 52.37
1900 37.15 ----- z 43.48 57.25 68.85 77.16 a 84.34 82.25 e 75.20 c 64.45 a 50.57 37.90 61.69
1901 39.86 b 33.73 47.74 51.37 66.11 74.07 a 80.89 76.61 68.89 c 57.15 40.76 a 40.38 n 57.93
1902 33.50 b ----- z 49.53 a 53.95 b 68.12 g 73.79 m 78.83 d 74.38 n 78.62 z 60.35 u 51.16 a 35.27 50.37
1903 33.03 ----- z 51.10 52.92 62.08 e 66.02 73.74 71.03 64.67 54.06 44.05 44.95 56.15
1904 ----- z ----- z 47.24 b 51.79 b 65.44 71.68 72.98 72.20 c 66.62 b 54.37 43.92 32.90 a 57.91
1905 ----- z 29.50 48.66 56.15 67.19 72.55 75.80 a 73.31 j 68.12 57.42 45.47 37.58 55.84
1906 41.42 38.14 40.55 56.05 64.81 73.71 a 75.10 77.03 71.22 56.05 47.18 40.52 56.81
1907 41.58 ----- z 51.95 46.79 f 62.87 66.43 75.92 73.45 69.48 c 51.82 45.22 38.53 b 57.73
1908 ----- z 33.81 51.52 a 54.00 z 58.00 z 70.96 g 76.16 72.89 65.53 56.79 47.43 ----- z 57.73
1909 41.02 45.77 ----- z 56.85 63.98 74.48 a 72.81 o 73.05 65.65 52.89 51.45 32.77 55.79
1910 ----- z 36.71 53.50 58.27 62.82 68.90 75.84 73.29 70.58 62.04 c 40.75 ----- z 60.27
1911 41.71 40.61 42.97 50.23 67.63 72.60 76.02 74.27 68.77 58.61 44.08 42.11 56.63
1912 28.71 33.12 44.29 60.73 68.16 72.52 79.17 a 78.05 72.85 57.63 45.27 ----- z 58.23
1913 42.82 39.07 49.84 55.63 62.66 68.83 75.18 73.31 66.95 57.61 47.40 42.05 56.78
1914 41.04 d 33.07 41.24 56.98 66.21 75.02 74.27 75.56 65.48 59.32 45.05 34.94 55.68
1915 36.16 41.32 38.26 ----- z 64.29 70.05 75.34 74.39 69.93 59.42 47.47 a 35.81 55.68
1916 41.97 ----- z ----- z 54.57 66.79 69.78 75.98 74.44 66.05 57.55 46.85 ----- z 61.55
1917 37.84 37.61 ----- z 57.40 59.79 71.63 76.08 a 74.00 63.62 52.47 42.22 28.79 54.68
1918 ----- z 39.34 51.77 54.25 69.60 70.68 73.33 a 76.62 a 63.12 60.23 45.40 a 41.42 a 58.70
1919 38.74 b 38.04 48.55 a 55.63 65.50 73.13 76.00 73.47 69.28 64.84 48.30 34.68 57.18
1920 33.29 ----- z 46.60 54.13 60.47 68.10 70.21 70.94 68.03 59.90 45.77 40.10 56.14
1921 38.42 ----- z 57.23 61.05 63.98 74.83 78.29 73.94 75.17 57.50 50.95 a 40.45 61.07
1922 34.02 a 41.29 47.14 j 57.37 65.85 74.20 75.32 72.11 68.82 58.79 47.40 41.47 57.88
1923 39.11 35.86 48.73 55.13 64.16 75.98 76.95 75.50 70.82 56.08 45.25 45.39 57.41
1924 36.48 36.03 44.55 53.27 62.56 73.28 75.42 a 76.05 65.55 56.77 47.90 37.45 55.44
1925 33.14 b ----- z 46.82 56.27 56.35 76.18 75.76 67.50 s 69.90 55.22 m 42.17 o 39.06 56.69
1926 36.21 ----- z 34.30 a 40.20 o 64.58 70.32 76.92 77.55 71.42 57.98 43.03 ----- z 59.15
1927 36.40 44.20 48.69 52.22 64.77 69.50 75.85 70.77 68.05 58.63 50.48 38.98 56.55
1928 ----- z 38.16 46.15 52.32 63.60 70.68 76.68 76.27 64.53 58.37 47.92 37.08 a 57.43
1929 35.79 ----- z 50.34 58.27 64.81 70.60 74.47 72.31 69.37 54.08 48.35 39.66 58.00
1930 37.82 43.14 45.68 55.28 67.98 72.47 79.35 75.24 75.22 53.79 45.68 35.85 57.29
1931 38.37 40.09 42.58 54.28 65.23 74.15 80.69 j 76.08 74.05 61.05 53.85 45.23 56.81
1932 47.68 45.66 43.45 54.50 64.60 73.13 75.45 76.19 70.65 58.10 45.23 39.77 57.87
1933 44.85 40.27 45.27 56.03 68.92 75.60 76.79 75.98 74.43 a 56.60 a 46.37 42.55 58.64
1934 40.87 29.21 43.60 56.87 66.97 77.52 81.37 76.21 72.00 56.39 48.76 a 38.37 57.34
1935 34.60 38.57 52.08 53.63 62.98 73.68 79.18 76.65 68.03 57.52 51.07 a 31.76 56.65
1936 31.35 32.00 51.45 53.83 68.18 73.97 79.31 78.58 71.90 59.27 45.83 39.10 57.06
1937 45.19 38.62 43.00 54.92 66.21 76.07 76.85 77.56 65.65 54.27 44.50 38.39 56.77
1938 37.21 43.63 a 52.34 58.82 65.65 71.62 76.32 77.11 69.08 56.26 49.53 38.06 57.97
1939 39.61 43.70 48.66 56.23 67.35 76.77 76.40 77.76 71.87 58.92 43.62 39.81 58.39
1940 23.21 36.60 43.31 53.70 65.81 74.72 75.44 73.97 65.45 55.42 47.87 42.32 a 54.82
1941 36.34 35.34 41.68 60.57 66.98 73.63 79.03 76.63 73.53 a 64.97 a 49.43 43.10 58.44
1942 36.90 37.46 50.94 59.48 68.90 75.70 79.16 75.68 a 70.47 60.27 49.40 35.92 a 58.36
1943 39.44 40.62 46.42 53.23 69.06 78.78 78.61 77.69 66.20 55.85 45.43 37.03 57.37
1944 37.87 39.81 44.15 55.43 70.58 76.08 77.35 74.34 68.70 55.50 45.78 34.27 56.66
1945 33.55 40.50 56.60 59.02 62.53 72.77 75.69 73.39 71.80 57.13 49.00 32.34 57.03
1946 37.74 40.91 53.15 57.00 64.40 73.58 76.24 74.79 69.93 59.52 52.28 42.89 58.54
1947 42.45 33.05 38.71 57.58 66.18 72.03 75.44 78.85 70.32 63.97 46.07 37.47 56.84
1948 31.56 39.45 50.45 57.93 65.29 73.92 77.87 74.82 67.33 54.08 50.85 41.06 57.05
1949 42.95 43.09 46.22 d 53.87 ----- z 73.98 b 78.45 74.79 64.03 59.35 46.62 a 39.77 56.65
1950 46.55 38.21 40.97 52.57 64.08 71.74 a 74.24 74.16 67.18 60.00 46.07 33.34 55.76
1951 39.16 37.95 44.98 55.38 64.11 72.69 a 77.16 74.82 69.10 60.39 42.92 39.52 56.52
1952 40.45 40.09 44.85 56.23 65.15 76.28 78.37 74.71 67.12 54.94 48.30 37.60 57.01
1953 40.60 41.93 46.69 55.72 70.68 74.32 79.18 76.53 69.67 60.03 46.93 39.95 58.52
1954 37.00 41.30 a 45.68 59.64 a 61.31 72.87 76.35 75.97 72.42 61.84 43.38 36.54 h 58.89
1955 34.15 36.82 49.26 58.83 66.47 b 68.33 79.66 76.35 67.90 57.39 44.18 32.87 56.02
1956 34.44 40.91 43.61 53.52 63.87 72.50 76.65 74.77 66.26 a 58.82 a 45.20 47.02 a 56.46
1957 34.42 41.44 b 45.35 58.77 66.61 73.60 76.84 73.27 a 70.19 a 52.63 47.68 41.26 56.84
1958 31.79 30.29 40.82 a 55.62 a 63.37 70.86 a 78.43 a 74.60 67.79 a 56.26 49.42 31.34 54.22
1959 34.02 38.29 45.00 57.45 68.26 73.00 76.55 78.03 69.91 a 59.60 45.58 39.85 57.13
1960 37.45 a 37.05 33.79 59.48 62.77 72.15 75.16 76.81 68.67 57.31 46.67 30.56 54.82
1961 29.68 38.30 48.13 50.62 61.15 69.98 74.81 74.65 71.55 b 56.56 48.58 34.89 54.91
1962 31.98 34.77 41.45 53.55 68.47 b 71.17 a 72.98 73.77 65.76 a 59.48 ----- z 33.65 55.19
1963 31.79 29.80 48.82 a 57.68 63.52 71.62 75.95 74.11 66.02 59.26 48.17 30.31 54.75
1964 35.97 34.93 46.98 55.00 66.06 72.64 a 76.24 73.26 66.92 52.60 49.97 40.63 55.93
1965 35.10 35.66 ----- z ----- z 68.86 b 70.30 75.40 b 74.78 b 70.83 54.90 47.90 39.65 57.34
1966 31.05 35.12 46.31 51.85 62.93 c 71.65 76.84 74.73 66.08 53.24 46.88 35.06 54.31
1967 38.63 32.25 45.07 a 57.65 58.48 70.69 a 73.95 a 73.57 a 63.52 a 54.41 b 42.14 a 39.41 b 54.15
1968 30.77 31.71 48.21 55.57 60.53 72.47 77.23 76.53 67.38 a 58.35 48.02 35.11 55.16
1969 31.68 36.88 40.89 57.66 b 64.53 a 74.12 a 77.29 73.60 a 67.12 a 56.45 45.83 34.21 55.02
1970 29.28 a 36.13 a 41.60 55.60 a 66.79 73.91 a 76.58 74.95 72.30 59.63 47.73 38.44 56.08
1971 32.88 a 37.25 42.75 a 53.52 61.40 73.98 75.52 73.84 70.53 63.56 46.50 45.69 56.45
1972 38.97 35.12 46.03 54.75 62.39 68.63 75.19 73.26 68.66 a 54.08 44.88 43.32 55.44
1973 36.32 36.41 50.26 55.57 62.13 75.20 76.76 76.34 71.65 59.19 49.50 38.24 57.30
1974 43.13 37.86 49.21 57.38 64.11 69.03 75.32 75.32 67.22 a 54.68 48.17 39.74 56.77
1975 38.32 40.25 43.26 51.55 66.50 72.85 74.66 77.60 66.13 60.44 50.87 37.45 56.66
1976 32.98 45.29 50.77 58.25 62.66 73.25 75.23 73.85 67.13 51.58 41.10 33.24 55.45
1977 24.65 37.70 51.40 58.82 66.50 70.38 79.52 78.26 71.53 54.84 49.03 35.90 56.54
1978 29.56 29.29 42.61 55.87 62.92 72.62 74.60 77.11 70.28 54.79 48.45 39.45 54.80
1979 33.31 26.09 47.84 55.43 c 63.87 68.40 74.21 74.63 67.48 54.90 49.97 38.40 54.54
1980 34.13 a 31.50 42.61 56.30 c 64.77 70.83 a 77.58 77.52 72.60 54.42 43.68 36.35 55.19
1981 29.94 38.95 43.10 59.03 61.79 74.65 76.47 71.90 66.70 53.63 46.83 34.18 54.76
1982 28.15 38.54 44.73 53.35 67.44 70.33 76.24 72.23 67.65 56.84 49.00 42.95 55.62
1983 34.65 36.86 46.97 51.93 61.69 72.42 76.68 78.19 69.23 57.85 a 48.08 37.02 55.96
1984 32.08 a 44.14 42.39 54.68 64.58 73.83 75.26 75.21 67.34 b 64.10 44.98 46.40 57.08
1985 31.97 38.12 48.35 60.58 66.23 70.70 74.50 72.81 70.35 62.67 b 54.53 37.65 57.37
1986 ----- z 37.48 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 37.48
Period of Record Statistics
MEAN 36.13 37.41 46.25 55.77 64.85 72.55 76.38 75.17 68.85 57.48 46.99 38.10 56.43
S.D. 4.80 4.47 4.40 2.52 2.74 2.51 2.25 2.19 2.83 3.16 2.83 3.99 1.20
SKEW -0.03 -0.63 -0.15 0.01 -0.25 -0.17 -0.08 0.58 0.24 0.37 0.08 0.00 -0.06
MAX 47.68 45.77 57.23 61.05 70.68 78.78 84.34 82.25 75.22 64.97 54.53 47.02 58.64
MIN 23.21 22.88 33.79 50.23 56.35 66.02 67.85 70.77 63.12 51.58 40.75 28.79 54.15
NO YRS 81 77 81 81 84 85 85 85 85 85 85 80 59