San Diego rainfall for 2018
San Diego picked up 7.65 inches of rain in 2018. Measurable rain, 0.01 inch or more in a day, fell on 28 days at San Diego International Airport; the wettest day brought 1.80 inches on Dec 6, 2018. The 1991-2020 normal for a full year is 9.79 inches. The total landed 2.14 inches below the normal, which works out to 22% less. 2018 ranks 58th out of 86 complete years, wettest first, in a record that starts in 1939.
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San Diego rainfall for 2018
| Year total | 7.65 inches | 2018 |
|---|---|---|
| 1991-2020 normal | 9.79 inches | Averages are 1991-2020 normals from NCEI. |
| Departure vs normal | -2.14 inches (-22%) | 78% of normal |
| Year rank | 58th of 86 | Complete years from 1939, wettest first |
| Rain days | 28 | |
| Wettest day | 1.80 inches |
Rain by month in 2018
Every day with measurable rain in 2018
Daily totals come from San Diego International Airport, which appears in GHCN-Daily with records going back to 1939. Station observations are from GHCN-Daily, with a 1-3 day lag and quality checks by NOAA.
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