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DOWNTOWN SAN FRANCISCO* RAINFALL |
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| Federal Office Bldg, 50 Fulton St, 5/13/36 - 4/18/83 | |||||||||||||
| Mission Dolores, 16th & Dolores St, 4/18/83 - 6/10/97 | |||||||||||||
| Duboce Park, Duboce & Scott, 6/11/97 - Present | |||||||||||||
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| 1961 | 2.79 | 0.96 | 2.27 | 0.79 | 0.88 | 0.04 | 0.00 | 0.02 | 0.22 | 0.09 | 4.44 | 2.13 | 14.63 |
| 1962 | 1.08 | 6.57 | 2.74 | 0.36 | 0.00 | 0.00 | 0.00 | 0.07 | 0.22 | 5.51 | 0.60 | 2.81 | 19.96 |
| 1963 | 3.35 | 1.92 | 3.87 | 3.35 | 0.45 | 0.00 | 0.00 | 0.00 | 0.06 | 1.39 | 3.52 | 0.87 | 18.78 |
| 1964 | 3.37 | 0.19 | 2.12 | 0.01 | 0.22 | 0.57 | 0.00 | 0.01 | 0.00 | 1.90 | 3.99 | 5.35 | 17.73 |
| 1965 | 3.97 | 0.94 | 2.92 | 3.21 | 0.00 | 0.00 | 0.02 | 0.49 | 0.00 | 0.01 | 4.79 | 3.51 | 19.86 |
| 1966 | 3.27 | 2.72 | 0.80 | 0.36 | 0.19 | 0.17 | 0.06 | 0.10 | 0.10 | 0.01 | 4.80 | 3.87 | 16.45 |
| 1967 | 9.49 | 0.22 | 4.35 | 4.90 | 0.09 | 1.42 | 0.00 | 0.00 | 0.04 | 0.53 | 1.10 | 2.12 | 24.26 |
| 1968 | 4.54 | 2.28 | 3.15 | 0.48 | 0.22 | 0.00 | 0.00 | 0.03 | 0.06 | 0.62 | 2.67 | 3.91 | 17.96 |
| 1969 | 7.74 | 7.26 | 1.01 | 1.74 | 0.00 | 0.05 | 0.00 | 0.00 | 0.01 | 2.61 | 0.45 | 6.15 | 27.02 |
| 1970 | 7.81 | 1.56 | 1.55 | 0.06 | 0.03 | 0.57 | 0.00 | 0.00 | 0.00 | 0.84 | 6.44 | 5.39 | 24.25 |
| 1971 | 2.04 | 0.26 | 2.91 | 0.72 | 0.19 | 0.00 | 0.01 | 0.01 | 0.22 | 0.11 | 1.92 | 3.93 | 12.32 |
| 1972 | 1.32 | 2.13 | 0.23 | 1.07 | 0.00 | 0.11 | 0.01 | 0.04 | 0.54 | 5.41 | 6.40 | 3.53 | 20.79 |
| 1973 | 9.38 | 6.32 | 2.63 | 0.02 | 0.08 | 0.00 | 0.00 | 0.00 | 0.33 | 1.81 | 8.64 | 4.21 | 33.42 |
| 1974 | 3.66 | 1.54 | 5.07 | 2.40 | 0.00 | 0.10 | 0.73 | 0.00 | 0.00 | 0.92 | 0.40 | 1.83 |
16.65 |
| 1975 | 2.85 | 4.30 | 5.87 | 1.30 | 0.02 | 0.04 | 0.20 | 0.02 | 0.00 | 2.75 | 0.43 | 0.50 | 18.28 |
| 1976 | 0.31 | 1.96 | 1.04 | 0.70 | 0.01 | 0.03 | 0.00 | 0.78 | 0.51 | 0.38 | 1.18 | 2.53 | 9.43 |
| 1977 | 1.85 | 0.90 | 2.31 | 0.05 | 0.57 | 0.00 | 0.00 | 0.03 | 0.96 | 0.17 | 2.22 | 3.30 | 12.36 |
| 1978 | 5.94 | 4.14 | 5.90 | 4.21 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.00 | 1.67 | 0.89 | 22.95 |
| 1979 | 7.43 | 5.58 | 1.95 | 0.87 | 0.15 | 0.00 | 0.07 | 0.00 | 0.01 | 1.94 | 3.67 | 4.12 | 25.79 |
| 1980 | 4.63 | 6.78 | 1.73 | 1.29 | 0.23 | 0.02 | 0.04 | 0.00 | 0.00 | 0.00 | 0.28 | 3.09 | 18.09 |
| 1981 | 4.97 | 2.09 | 4.63 | 0.17 | 0.12 | 0.00 | 0.00 | 0.00 | 0.22 | 2.10 | 5.06 | 5.42 | 24.78 |
| 1982 | 9.58 | 3.82 | 7.81 | 3.03 | 0.00 | 0.06 | 0.00 | 0.00 | 0.72 | 2.79 | 5.62 | 2.22 | 35.65 |
| 1983 | 5.77 | 8.06 | 9.04 | 3.48 | 0.47 | 0.00 | 0.01 | 0.06 | 0.68 | 0.26 | 8.20 | 7.72 | 43.75 |
| 1984 | 0.50 | 2.34 | 1.32 | 0.92 | 0.16 | 0.30 | 0.00 | 0.24 | 0.10 | 2.94 | 7.45 | 2.10 | 18.37 |
| 1985 | 0.59 | 1.98 | 3.94 | 0.27 | 0.09 | 0.31 | 0.00 | 0.00 | 0.38 | 0.80 | 4.83 | 2.47 | 15.66 |
| 1986 | 4.77 | 8.29 | 6.25 | 0.76 | 0.13 | 0.00 | 0.03 | 0.01 | 1.32 | 0.11 | 0.20 | 1.64 | 23.51 |
| 1987 | 4.26 | 3.77 | 2.31 | 0.14 | 0.06 | 0.01 | 0.00 | 0.00 | 0.00 | 1.07 | 3.09 | 5.09 | 19.80 |
| 1988 | 4.93 | 0.40 | 0.07 | 1.73 | 0.66 | 0.70 | 0.00 | 0.00 | 0.00 | 0.64 | 3.70 | 4.23 | 17.06 |
| 1989 | 1.26 | 1.49 | 5.28 | 0.70 | 0.06 | 0.07 | 0.00 | 0.05 | 0.98 | 1.18 | 1.33 | 0.00 | 12.40 |
| 1990 | 4.02 | 2.45 | 1.34 | 0.58 | 2.38 | 0.01 | 0.00 | 0.04 | 0.12 | 0.20 | 0.52 | 1.94 | 13.60 |
| 1991 | 0.60 | 3.29 | 5.89 | 1.07 | 0.36 | 0.05 | 0.00 | 0.42 | 0.00 | 2.35 | 0.50 | 2.32 | 16.85 |
| 1992 | 2.09 | 6.34 | 4.41 | 0.38 | 0.00 | 0.39 | 0.00 | 0.02 | 0.00 | 1.16 | 0.40 | 6.03 | 21.22 |
| 1993 | 9.82 | 4.48 | 2.90 | 0.71 | 0.87 | 0.27 | 0.00 | 0.00 | 0.00 | 0.33 | 2.16 | 2.25 | 23.79 |
| 1994 | 2.77 | 4.87 | 0.35 | 1.12 | 1.31 | 0.06 | 0.00 | 0.00 | 0.22 | 0.33 | 10.49 | 2.69 | 24.21 |
| 1995 | 8.97 | 0.24 | 7.88 | 1.61 | 0.97 | 0.62 | 0.00 | 0.00 | 0.00 | 0.06 | 0.08 | 8.13 | 28.56 |
| 1996 | 6.71 | 5.28 | 1.28 | 1.56 | 1.79 | 0.00 | 0.00 | 0.00 | 0.04 | 1.04 | 4.73 | 7.63 | 30.06 |
| 1997 | 7.54 | 0.32 | 0.58 | 0.29 | 0.16 | 0.30 | 0.00 | 0.73 | 0.04 | 1.00 | 6.97 | 2.77 | 20.70 |
| 1998 | 12.08 | 14.89 | 2.54 | 2.13 | 3.92 | 0.12 | 0.01 | 0.01 | 0.09 | 0.91 | 4.02 | 1.42 | 42.14 |
| 1999 | 4.41 | 7.35 | 2.34 | 2.58 | 0.23 | 0.12 | 0.00 | 0.10 | 0.59 | 0.65 | 2.32 | 0.62 | 21.31 |
| 2000 | 6.38 | 8.97 | 2.04 | 1.66 | 1.40 | 0.16 | 0.02 | 0.02 | 0.21 | 2.36 | 0.85 | 0.90 | 24.97 |
| 30-Year Normals | |||||||||||||
| 1961-1990 | 4.25 | 3.11 | 3.21 | 1.32 | 0.25 | 0.15 | 0.04 | 0.07 | 0.27 | 1.30 | 3.32 | 3.23 | 20.52 |
| 1971-2000 | 4.71 | 4.15 | 3.39 | 1.25 | 0.55 | 0.13 | 0.04 | 0.09 | 0.28 | 1.19 | 3.31 | 3.18 | 22.28 |
| Difference | 0.47 | 1.05 | 0.18 | -0.07 | 0.30 | -0.02 | 0.00 | 0.02 | 0.02 | -0.11 | -0.01 | -0.04 | 1.76 |
| 10-Year Averages | |||||||||||||
| 1961-1970 | 4.74 | 2.46 | 2.48 | 1.53 | 0.21 | 0.28 | 0.01 | 0.07 | 0.07 | 1.35 | 3.28 | 3.61 | 20.09 |
| 1971-1980 | 3.94 | 3.39 | 2.96 | 1.26 | 0.13 | 0.03 | 0.11 | 0.09 | 0.28 | 1.35 | 2.68 | 2.79 | 19.01 |
| 1981-1990 | 4.07 | 3.47 | 4.20 | 1.18 | 0.41 | 0.15 | 0.00 | 0.04 | 0.45 | 1.21 | 4.00 | 3.28 | 22.46 |
| 1991-2000 | 6.14 | 5.60 | 3.02 | 1.31 | 1.10 | 0.21 | 0.00 | 0.13 | 0.12 | 1.02 | 3.25 | 3.48 | 25.38 |