DETROIT st,

Monthly Precipitation - Daily Extreme (inches)

(352277)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 197209
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
1894 9999.00 z 9999.00 z 9999.00 z 9999.00 z 0.72 1.25 0.21 0.00 1.26 1.32 b 1.72 2.00 l 2.00
1895 2.91 0.82 p 1.60 r 1.87 r 1.23 n 0.37 0.66 0.20 0.83 n 0.08 1.37 2.37 2.91
1896 2.20 m 2.12 1.79 1.41 1.61 f 0.40 0.00 0.96 0.75 1.70 9999.00 z 9999.00 z 2.20
1897 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1898 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1899 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1900 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1901 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1902 1.91 1.87 0.84 1.60 1.56 0.44 1.61 0.46 1.07 0.64 9999.00 z 9999.00 z 1.91
1903 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 0.05 o 0.05 0.05 2.02 2.00 2.07 1.04 2.07
1904 9999.00 z 1.74 1.40 1.12 0.70 0.34 1.17 0.52 9999.00 z 9999.00 z 9999.00 z 9999.00 z 1.74
1905 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1906 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1907 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1908 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1909 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 4.81 2.02 4.81
1910 2.00 y 1.70 2.00 0.90 0.98 1.07 0.00 0.24 0.91 2.60 2.69 1.36 2.69
1911 2.40 m 0.84 0.48 1.46 1.84 0.36 0.02 0.02 1.36 0.41 1.60 1.38 2.40
1912 2.92 1.69 1.65 0.85 1.08 1.42 0.25 1.70 1.00 1.95 1.76 2.00 2.92
1913 2.30 0.88 3.08 1.02 0.67 1.42 0.76 0.51 2.00 2.81 1.74 1.47 3.08
1914 2.36 1.97 1.04 1.45 0.63 0.43 0.67 0.10 1.36 2.10 1.45 0.76 2.36
1915 2.66 1.54 0.81 0.63 1.23 0.35 0.43 0.00 0.50 0.82 2.60 2.35 2.66
1916 1.80 2.90 2.30 1.31 a 1.28 0.88 0.85 0.40 1.18 0.95 2.14 1.28 2.90
1917 0.82 1.58 0.90 1.22 a 1.05 0.65 0.03 0.00 0.39 0.30 2.51 2.86 2.86
1918 2.56 1.16 1.01 a 0.35 0.30 0.07 0.20 z 0.15 0.00 1.00 1.70 0.70 2.56
1919 3.35 1.30 h 1.35 m 0.85 0.50 0.30 0.01 0.01 1.60 1.73 3.00 4.00 4.00
1920 3.30 0.25 1.30 1.20 0.44 0.25 0.35 0.78 1.27 0.55 1.20 2.15 3.30
1921 1.50 1.00 2.05 0.85 1.50 0.60 0.00 0.15 2.65 1.15 4.80 2.00 k 4.80
1922 1.50 1.10 1.25 1.00 0.30 0.75 0.00 0.28 0.83 0.95 1.30 2.10 2.10
1923 4.50 1.60 0.75 0.70 0.95 0.55 1.00 1.21 0.33 1.27 2.60 3.00 4.50
1924 1.45 1.65 1.50 0.35 0.95 1.20 0.00 0.42 1.38 2.45 2.50 1.50 2.50
1925 2.00 1.60 j 0.73 1.13 1.33 0.56 0.04 0.44 0.78 0.21 1.58 1.43 t 2.00
1926 0.95 n 3.20 l 0.31 0.65 t 1.20 0.40 0.00 1.60 1.02 1.00 3.00 1.80 l 3.20
1927 2.01 i 3.45 0.91 0.61 0.62 2.15 0.08 0.56 1.85 1.35 2.46 1.49 n 3.45
1928 1.83 0.74 9999.00 z 0.59 0.50 0.25 0.02 0.00 1.25 0.91 3.50 1.66 3.50
1929 0.96 0.65 r 2.49 n 2.00 o 0.53 0.71 0.00 0.00 0.47 0.57 0.28 2.90 l 2.90
1930 0.92 1.40 0.90 0.71 0.56 0.36 0.00 0.00 0.64 1.18 2.72 1.22 2.72
1931 1.00 1.20 3.60 2.75 0.60 1.03 0.00 0.01 0.85 2.20 1.70 1.40 3.60
1932 1.50 0.55 1.00 1.00 0.85 0.35 0.26 0.25 0.20 1.17 2.00 1.50 r 2.00
1933 1.73 1.38 0.35 s 0.15 0.77 2.05 9999.00 z 0.26 1.40 1.33 0.83 4.05 4.05
1934 1.85 1.00 2.12 1.10 0.90 0.32 0.23 0.20 1.00 2.00 9999.00 z 2.50 2.50
1935 1.25 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 1.25
1936 9999.00 z 9999.00 z 9999.00 z 9999.00 z 0.18 z 0.77 0.17 0.00 0.71 0.23 0.23 1.55 1.55
1937 0.98 2.13 1.25 2.62 1.47 1.40 9999.00 z 9999.00 z 1.06 2.50 2.00 2.50 2.62
1938 2.58 2.40 2.25 1.04 0.51 0.69 0.13 0.20 1.00 g 0.95 2.32 9999.00 z 2.58
1939 9999.00 z 1.89 2.18 a 0.50 0.55 0.77 0.22 0.50 0.80 1.60 0.42 2.53 2.53
1940 0.90 2.40 1.46 a 0.70 0.85 0.43 0.43 0.06 1.37 1.65 1.50 1.08 2.40
1941 1.37 0.57 0.64 0.70 2.20 0.55 0.73 0.52 1.70 0.63 2.85 2.56 2.85
1942 1.60 1.48 0.95 1.34 0.67 0.50 0.31 0.10 0.04 1.17 3.50 2.05 3.50
1943 2.80 s 9999.00 z 1.84 1.59 0.93 1.19 0.29 1.83 0.11 2.58 2.04 1.04 2.80
1944 1.68 1.04 h 1.30 0.97 0.80 0.64 0.05 0.53 0.77 0.72 1.67 0.70 1.68
1945 1.90 2.84 1.70 1.87 1.59 0.26 0.22 0.70 1.32 0.85 3.58 3.58 3.58
1946 2.38 2.30 2.08 0.70 0.50 0.41 0.32 0.47 1.11 2.18 2.58 3.12 3.12
1947 2.64 1.81 2.20 1.54 0.50 1.32 0.78 0.33 0.75 3.46 1.72 0.98 3.46
1948 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 0.56 0.29 1.29 a 1.21 1.42 2.41 2.41
1949 1.25 a 4.14 0.77 0.53 2.73 0.68 0.17 0.11 1.40 1.97 2.15 1.52 4.14
1950 2.04 1.95 2.28 0.67 0.43 0.76 0.27 0.65 1.53 3.36 3.26 1.73 3.36
1951 3.06 2.02 1.33 a 1.33 0.76 0.04 0.14 0.42 0.95 2.87 2.23 2.30 3.06
1952 1.47 1.55 2.03 0.48 e 0.06 w 1.10 0.00 0.37 0.65 0.17 0.51 1.52 2.03
1953 3.93 2.66 1.10 0.60 0.93 0.70 0.07 1.30 0.60 1.35 3.55 3.52 3.93
1954 2.97 1.70 1.04 1.58 1.15 0.78 0.41 0.57 1.20 1.18 a 1.68 2.43 2.97
1955 1.30 1.30 1.74 1.20 0.54 0.35 0.47 0.00 0.97 2.68 3.91 3.82 a 3.91
1956 3.60 2.07 1.39 0.54 0.65 a 0.80 0.05 0.42 0.44 2.09 1.50 4.38 4.38
1957 0.88 2.34 1.55 1.20 a 0.79 1.22 0.60 0.35 0.83 0.91 1.92 3.41 a 3.41
1958 1.77 1.90 0.43 1.32 0.52 1.02 0.04 0.23 0.61 1.72 3.16 1.77 3.16
1959 2.28 1.79 1.16 0.76 0.99 1.05 0.49 0.04 3.60 1.91 3.28 1.34 3.60
1960 0.93 1.59 1.91 1.05 1.36 0.69 0.07 0.83 0.56 1.21 3.72 1.27 3.72
1961 1.53 4.40 1.22 0.80 0.70 0.42 0.23 0.51 1.41 1.24 2.77 2.21 4.40
1962 1.04 1.04 2.05 1.81 0.75 0.70 0.02 0.57 1.53 2.76 2.36 1.56 2.76
1963 0.75 2.16 2.82 1.02 1.50 0.54 0.50 0.08 1.42 1.25 3.82 1.24 3.82
1964 2.60 0.74 1.46 0.54 0.53 0.59 0.32 0.62 9999.00 z 0.51 1.70 4.61 4.61
1965 5.37 1.10 A 1.17 2.16 0.93 0.40 0.11 0.70 0.41 1.50 1.30 2.03 5.37
1966 3.73 0.93 1.98 0.66 0.35 0.71 0.86 0.06 0.56 1.57 2.47 1.87 3.73
1967 1.90 0.88 0.98 0.70 0.57 0.18 0.00 0.42 1.01 2.39 1.22 1.57 2.39
1968 1.26 2.15 1.04 0.68 1.19 0.55 0.20 1.67 0.99 9999.00 z 3.24 1.73 n 3.24
1969 2.00 1.30 1.56 0.98 0.83 1.70 9999.00 z 0.05 1.09 1.57 2.42 2.46 2.46
1970 3.26 1.47 1.78 1.40 0.47 0.48 0.10 0.05 0.64 1.41 2.20 1.98 3.26
1971 2.32 1.95 1.60 1.18 0.99 1.65 0.17 0.40 2.30 1.19 2.80 2.80 2.80
1972 4.52 1.92 5.30 1.01 1.16 0.38 0.04 0.65 1.38 9999.00 z 9999.00 z 9999.00 z 5.30
Period of Record Statistics
MEAN 2.12 1.72 1.55 1.05 0.90 0.72 0.29 0.42 1.07 1.47 2.26 2.12 3.31
S.D. 1.04 0.80 0.82 0.51 0.46 0.45 0.33 0.44 0.61 0.79 0.99 0.95 0.70
SKEW 0.99 1.10 1.91 1.16 1.54 1.17 1.66 1.60 1.29 0.46 0.31 0.79 0.70
MAX 5.37 4.40 5.30 2.75 2.73 2.15 1.61 1.83 3.60 3.46 4.81 4.61 5.37
MIN 0.75 0.25 0.31 0.15 0.30 0.04 0.00 0.00 0.00 0.08 0.23 0.70 2.10
NO YRS 57 57 59 61 62 66 64 67 64 65 64 56 37