San Francisco rainfall for 2020
San Francisco picked up 5.86 inches of rain in 2020. Measurable rain, 0.01 inch or more in a day, fell on 41 days at San Francisco International Airport; the wettest day brought 0.72 inches on Jan 16, 2020. The 1991-2020 normal for a full year is 19.64 inches. The total landed 13.78 inches below the normal, which works out to 70% less. 2020 ranks 79th out of 80 complete years, wettest first, in a record that starts in 1945.
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San Francisco rainfall for 2020
| Year total | 5.86 inches | 2020 |
|---|---|---|
| 1991-2020 normal | 19.64 inches | Averages are 1991-2020 normals from NCEI. |
| Departure vs normal | -13.78 inches (-70%) | 30% of normal |
| Year rank | 79th of 80 | Complete years from 1945, wettest first |
| Rain days | 41 | |
| Wettest day | 0.72 inches |
Rain by month in 2020
Every day with measurable rain in 2020
Daily totals come from San Francisco International Airport, which appears in GHCN-Daily with records going back to 1945. Station observations are from GHCN-Daily, with a 1-3 day lag and quality checks by NOAA.
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