BOLTON, TENNESSEE

Monthly Total Precipitation (inches)

(400884)

File last updated on May 16,
*** Note *** Provisional Data *** After Year/Month 198910
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
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 3.27 0.00 z 3.27
1903 0.00 z 0.00 z 0.00 z 3.13 t 7.47 1.26 1.76 4.31 0.55 0.75 0.00 z 0.00 z 16.10
1904 0.00 z 0.00 z 0.00 z 3.14 4.09 5.61 4.44 1.52 2.68 0.40 0.00 z 0.00 z 21.88
1905 0.00 z 0.00 z 0.00 z 3.82 6.39 6.09 2.99 4.91 1.84 6.98 0.00 z 0.00 z 33.02
1906 0.00 z 0.00 z 0.00 z 1.71 3.85 2.28 5.77 2.64 6.23 1.77 0.00 z 0.00 z 24.25
1907 0.00 z 0.00 z 0.00 z 4.24 6.43 2.03 4.74 1.53 1.32 3.37 0.00 z 0.00 z 23.66
1908 0.00 z 0.00 z 0.00 z 6.61 a 2.72 8.70 1.35 5.25 0.62 0.00 0.00 z 0.00 z 25.25
1909 0.00 z 0.00 z 0.00 z 6.25 7.70 2.47 1.70 1.29 2.32 a 1.04 0.00 z 0.00 z 22.77
1910 0.00 z 0.00 z 0.00 z 6.17 4.08 2.36 6.15 2.08 1.33 6.40 0.00 z 0.00 z 28.57
1911 0.00 z 0.00 z 0.00 z 9.68 1.24 3.15 7.30 5.22 0.86 0.65 0.00 z 0.00 z 28.10
1912 0.00 z 0.00 z 0.00 z 11.15 4.30 3.14 4.62 5.37 1.84 2.77 a 0.00 z 0.00 z 33.19
1913 0.00 z 0.00 z 0.00 z 6.10 2.92 0.89 7.39 2.72 5.94 3.77 0.00 z 0.00 z 29.73
1914 0.00 z 0.00 z 0.00 z 3.25 4.58 0.55 1.54 6.84 5.70 2.00 0.00 z 0.00 z 24.46
1915 0.00 z 0.00 z 0.00 z 0.56 6.88 a 3.00 2.05 10.81 0.80 4.30 7.87 6.49 42.76
1916 7.90 1.72 a 2.22 2.87 4.02 7.22 3.88 5.76 1.47 2.27 1.52 3.05 43.90
1917 5.45 0.95 x 8.08 t 4.55 4.12 v 3.56 6.04 s 1.89 0.96 2.01 1.74 0.65 z 20.16
1918 4.30 2.78 0.62 4.55 5.84 5.07 1.76 2.98 6.54 1.98 2.68 3.42 42.52
1919 5.22 2.95 11.37 2.09 9.05 5.76 1.73 2.65 1.24 7.63 10.51 2.84 63.04
1920 8.34 1.42 4.32 9.19 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 23.27
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 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1928 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
1929 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
1930 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
1931 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
1932 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
1933 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
1934 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
1935 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
1936 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
1937 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
1938 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
1939 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
1940 0.00 z 0.19 x 0.00 z 0.00 z 3.52 w 2.92 a 0.00 z 0.00 z 0.00 z 0.00 z 2.62 v 3.05 y 2.92
1941 2.15 1.17 w 1.77 3.87 2.33 1.44 1.17 5.80 1.20 6.79 1.74 2.57 30.83
1942 4.76 3.50 4.72 5.60 0.75 3.15 1.13 2.57 0.00 z 0.00 z 0.00 z 2.65 z 26.18
1943 0.33 z 1.20 5.76 z 0.00 z 0.00 z 0.00 z 0.90 z 1.44 5.73 0.15 2.49 3.71 w 11.01
1944 2.63 9.31 n 3.93 9.72 4.03 0.90 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 7.47 w 20.31
1945 5.60 v 6.22 7.40 5.72 4.04 x 6.67 2.84 2.68 5.02 a 2.91 0.00 z 0.00 z 39.46
1946 0.00 z 0.00 z 6.18 3.45 y 4.93 z 3.21 1.85 0.57 a 0.00 z 0.00 z 0.00 z 0.00 z 11.81
1947 0.00 z 0.00 z 0.00 z 0.00 z 4.06 z 5.76 2.92 1.61 1.22 3.53 y 6.27 2.37 20.15
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3.34 1.55 10.75 4.36 20.00
1949 8.68 a 1.94 6.19 4.38 a 4.42 8.08 1.65 3.90 1.07 7.82 a 0.55 z 9.15 57.28
1950 15.77 8.68 6.10 2.93 5.13 2.66 4.85 6.31 b 5.96 2.10 5.44 1.33 a 67.26
1951 9.03 S 4.79 2.58 3.66 0.47 5.46 S 6.51 2.01 3.90 0.52 g 5.49 a 9.22 53.12
1952 3.28 4.03 5.70 4.81 2.08 0.35 1.84 1.28 c 2.89 0.87 3.33 3.42 33.88
1953 3.34 7.12 a 8.17 7.24 11.97 0.20 4.89 0.39 0.17 2.20 2.84 4.57 53.10
1954 9.01 4.57 1.99 4.06 3.74 1.09 2.03 1.88 0.00 z 1.06 1.31 3.75 34.49
1955 1.67 6.22 7.59 9.88 4.50 3.33 2.77 2.78 2.68 1.87 2.59 1.91 47.79
1956 4.33 9.31 3.27 6.26 3.79 6.91 1.56 1.57 0.33 1.80 2.43 3.39 44.95
1957 8.43 4.99 3.18 a 7.46 7.68 5.04 5.27 2.58 5.39 4.99 8.83 5.49 69.33
1958 2.50 2.79 3.98 7.08 4.31 2.73 3.27 2.37 7.71 1.51 4.09 1.41 43.75
1959 5.05 7.85 3.53 3.10 2.58 4.70 7.18 4.86 1.95 2.44 2.60 4.82 50.66
1960 3.27 1.97 3.93 3.40 4.80 3.39 4.03 6.70 3.01 5.18 3.46 3.77 46.91
1961 1.92 5.53 6.31 4.74 6.59 2.26 4.30 1.89 2.41 0.77 8.64 9.07 54.43
1962 6.79 7.49 5.20 2.13 4.02 3.07 3.78 2.50 8.20 2.01 2.84 1.00 49.03
1963 0.99 2.18 6.17 3.57 6.29 3.02 4.71 2.62 2.58 0.00 3.17 2.84 38.14
1964 2.90 3.49 8.03 10.70 3.19 2.48 4.32 5.62 2.54 2.29 2.84 8.70 57.10
1965 4.33 6.99 5.79 4.08 3.03 2.75 2.48 2.20 9.13 0.75 1.89 0.90 44.32
1966 2.91 6.21 0.82 5.72 6.87 0.44 2.96 7.88 1.26 3.89 2.08 6.00 47.04
1967 1.90 2.36 4.04 5.74 4.37 2.33 10.04 2.24 1.25 2.37 2.54 6.81 45.99
1968 4.84 1.82 7.63 6.60 7.09 1.67 0.84 0.53 4.37 2.59 4.09 5.80 47.87
1969 3.18 2.46 2.01 5.73 1.33 1.47 1.21 6.27 2.23 1.18 4.50 6.47 38.04
1970 1.54 3.46 5.40 8.02 4.30 8.05 3.72 2.04 3.89 6.94 2.31 4.67 54.34
1971 2.19 6.12 3.90 2.07 6.29 5.45 5.72 4.41 7.41 0.18 2.06 7.04 52.84
1972 3.75 2.05 3.53 2.41 2.11 2.72 6.24 7.02 4.23 3.95 7.30 9.30 54.61
1973 5.11 4.13 7.23 10.15 6.10 2.15 6.58 3.09 3.99 3.37 0.00 z 3.46 e 55.36
1974 6.62 5.73 2.74 7.80 4.92 13.86 1.85 4.72 3.36 2.79 4.62 3.39 62.40
1975 3.82 7.18 12.70 3.80 5.91 1.83 3.89 2.73 4.30 2.81 6.50 3.31 58.78
1976 2.54 4.75 8.10 1.93 3.90 5.01 3.25 1.30 0.56 g 5.84 1.84 1.44 39.90
1977 2.86 2.12 4.93 4.24 1.39 2.16 3.63 2.59 11.25 0.96 3.81 g 1.77 e 37.90
1978 0.00 z 0.00 z 4.89 1.62 8.93 3.75 3.87 5.80 0.99 1.07 5.16 9.68 45.76
1979 5.62 5.61 6.55 11.72 8.55 3.04 2.96 5.56 5.79 2.47 7.52 4.55 69.94
1980 3.39 1.23 10.33 5.94 4.14 2.45 5.41 0.47 6.42 3.70 4.70 1.80 49.98
1981 1.51 3.00 5.48 3.89 8.11 5.37 6.04 2.74 0.68 4.85 1.91 2.30 45.88
1982 5.41 a 3.51 1.91 7.58 4.57 5.24 2.97 4.04 1.35 2.33 5.16 13.41 57.48
1983 2.52 2.69 3.26 8.49 12.66 2.76 1.08 0.82 0.36 2.84 9.30 9.51 56.29
1984 1.47 3.22 7.09 5.21 7.84 2.57 2.25 2.88 3.21 7.97 6.01 3.87 53.59
1985 2.74 3.74 4.09 5.37 5.85 3.11 3.13 3.21 3.15 3.65 3.36 2.87 44.27
1986 0.62 2.20 1.85 4.34 4.57 3.74 2.11 1.86 1.29 4.31 7.08 3.52 37.49
1987 1.03 5.15 3.68 4.23 5.70 2.74 0.00 z 1.69 3.65 2.90 9.46 15.45 55.68
1988 4.93 4.51 3.25 3.12 2.82 0.43 7.46 1.09 8.69 5.65 10.99 4.86 57.80
1989 8.18 4.40 b 6.40 2.31 2.92 6.30 9.03 1.78 6.61 2.45 0.00 z 0.00 z 50.38
Period of Record Statistics
MEAN 4.39 4.20 5.04 5.30 4.98 3.63 3.78 3.29 3.42 2.92 4.66 4.92 50.99
S.D. 2.87 2.10 2.58 2.62 2.48 2.40 2.13 2.11 2.57 2.09 2.78 3.24 8.94
SKEW 1.53 0.56 0.73 0.63 0.74 1.48 0.79 1.06 0.90 0.84 0.82 1.25 0.32
MAX 15.77 9.31 12.70 11.72 12.66 13.86 10.04 10.81 11.25 7.97 10.99 15.45 69.94
MIN 0.62 1.20 0.62 0.56 0.47 0.20 0.84 0.39 0.17 0.00 1.31 0.90 33.88
NO YRS 48 47 50 62 60 64 61 64 61 61 47 47 35