National Weather Service United States Department of Commerce
Detroit Area Monthly Precipitation from 1960 to 1980
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Yearly Total
1960 3.06 2.29 1.13 2.06 2.87 6.58 1.44 2.50 0.78 2.17 1.35 0.44 26.67
1961 0.23 2.20 2.68 5.23 2.54 2.74 2.99 5.12 5.55 1.49 2.96 1.29 35.02
1962 2.39 2.55 1.14 2.26 1.26 4.93 2.60 3.56 2.99 1.76 1.30 1.02 27.26
1963 0.64 0.70 2.47 2.25 2.28 3.10 2.91 1.71 1.28 0.51 1.27 1.37 20.49
1964 2.26 0.52 2.62 4.65 1.68 2.35 2.37 5.87 2.12 0.50 0.81 2.19 27.94
1965 3.74 2.49 3.02 3.04 2.16 2.11 2.99 3.24 4.15 2.88 1.20 3.93 34.95
1966 0.68 1.38 2.21 2.65 2.18 4.16 5.24 5.03 1.51 1.15 3.13 4.53 33.85
1967 2.34 1.28 1.03 3.67 1.63 4.23 2.85 2.01 1.96 4.87 2.77 5.19 33.83
1968 2.30 1.48 2.04 1.71 5.88 4.99 5.14 1.83 1.87 1.09 3.31 3.59 35.23
1969 2.83 0.15 1.62 3.77 3.74 4.26 6.02 1.06 0.68 1.41 2.46 1.33 29.33
1970 1.11 0.86 2.62 3.32 3.01 3.90 3.30 2.75 1.63 1.91 2.73 1.61 28.75
1971 1.03 2.68 1.59 0.92 1.97 2.17 1.95 1.62 2.72 1.01 1.34 3.79 22.79
1972 1.28 1.00 2.55 3.63 2.68 3.30 2.21 3.07 3.40 2.24 3.19 3.11 31.66
1973 1.65 1.08 4.48 1.42 3.72 4.86 4.66 1.67 1.82 2.01 3.21 3.51 34.09
1974 3.26 2.37 4.20 2.75 3.49 2.38 0.59 2.95 2.22 0.81 2.86 4.00 31.88
1975 2.90 2.65 1.66 2.50 2.82 2.39 1.98 7.83 3.18 1.29 2.39 3.00 34.59
1976 1.91 2.87 4.24 3.15 3.26 3.26 1.47 1.68 3.66 2.01 0.79 0.79 29.09
1977 0.98 1.64 3.57 4.17 2.40 3.16 3.28 2.23 4.23 1.37 2.88 2.97 32.88
1978 3.16 0.45 2.05 2.49 3.58 2.69 1.97 1.73 1.82 2.49 2.41 2.81 27.65
1979 1.52 0.57 2.44 4.97 2.82 4.04 4.96 2.99 0.94 1.24 4.19 2.36 33.04
1980 0.69 1.00 3.88 4.23 3.22 6.42 4.33 6.09 2.94 1.26 0.88 2.30 37.24