It has been the wettest 10-day period for downtown San Francisco in over 150 years, according to a tweet by the National Weather Service.
Downtown San Francisco received 10.33 inches of rain from Dec. 26 through Jan. 4, says NWS. The last time SF received that much rain was all the way back in 1871. NWS says the all-time 10-day record was 14.37 inches in January 1862.
The wettest 10 day period for Downtown San Francisco since 1871! Downtown San Francisco received 10.33″ Dec 26 – Jan 4 (yesterday). All time 10 day record was 14.37″ in Jan 1862. #cawx
— NWS Bay Area ? (@NWSBayArea) January 5, 2023
This isn’t the only record San Francisco has topped with the winter rain.
On New Year’s Eve, ABC7 News meteorologist Drew Tuma tweeted that December was the wettest month all year at 4.76″. He says the city saw 31 days worth of December rain fall in only 13 hours—from midnight to 1 p.m. Saturday.
Our San Francisco Downtown site hit 5.46” in the 24 hours of december 31st. This makes it the second wettest day in the 170+ years of records at that site, just 0.08” less than 1st place (11/5/1994) with 5.54”
This also was 46.8% of the monthly rainfall. (11.66”) pic.twitter.com/18DKkQkpG1
— NWS Bay Area ? (@NWSBayArea) January 1, 2023
Rain measured at 5.46″ in downtown San Francisco, according to the National Weather Service. It was inching close to beating a record of 5.54″ in a single day back on Nov. 5, 1994, according to NWS. NYE became the second rainiest single day, surpassing a record from Jan. 29, 1881– which measured at 4.67″ — 142 years ago.