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Oakland rainfall for 2021

Oakland picked up 20.82 inches of rain in 2021. Measurable rain, 0.01 inch or more in a day, fell on 56 days at Oakland International Airport; the wettest day brought 3.58 inches on Oct 24, 2021. The 1991-2020 normal for a full year is 18.68 inches. The total landed 2.14 inches above the normal, which works out to 11% more. 2021 ranks 20th out of 61 complete years, wettest first, in a record that starts in 1948.

Previous year, 2020Following year, 2022Back to Oakland rainfall totals

Oakland rainfall for 2021

Oakland rainfall for 2021
Year total20.82 inches2021
1991-2020 normal18.68 inchesAverages are 1991-2020 normals from NCEI.
Departure vs normal+2.14 inches (+11%)111% of normal
Year rank20th of 61Complete years from 1948, wettest first
Rain days56
Wettest day3.58 inches

Rain by month in 2021

Measured total1991-2020 normal
Monthly rain totals for 2021. Dark bars show measured amounts, light bars show the 1991-2020 normal for comparison.

Every day with measurable rain in 2021

Every day with measurable rain in 2021: Oakland
DateRainfall
0.51 inches
0.01 inches
0.09 inches
0.14 inches
1.02 inches
0.13 inches
1.92 inches
0.01 inches
0.21 inches
0.53 inches
0.23 inches
0.17 inches
3.39 inches
0.38 inches
0.01 inches
0.02 inches
0.04 inches
0.01 inches
0.07 inches
0.51 inches
0.15 inches
0.02 inches
0.13 inches
0.47 inches
3.58 inches
0.51 inches
0.49 inches
0.04 inches
0.19 inches
0.01 inches
0.03 inches
0.01 inches
0.39 inches
0.18 inches
0.06 inches
0.66 inches
0.16 inches
0.02 inches
0.15 inches
0.01 inches
0.03 inches
0.24 inches
0.09 inches
0.01 inches
0.47 inches
0.23 inches
0.67 inches
0.26 inches
0.53 inches
0.53 inches
0.39 inches
0.10 inches
0.08 inches
0.03 inches
0.36 inches
0.14 inches

Daily totals come from Oakland International Airport, which appears in GHCN-Daily with records going back to 1948. Station observations are from GHCN-Daily, with a 1-3 day lag and quality checks by NOAA.

Under 17 U.S.C. 105, no copyright attaches to the government-produced figures on this page, including reports, alerts, station observations, and normals, which were created by the National Weather Service and other NOAA offices. The notice that 17 U.S.C. 403 requires appears in this sentence. It does not imply endorsement by or affiliation with those agencies. See: Data sources and attribution.