The 2021-2022 California rainfall roller coaster of alternating wet and dry months continued through January, but unfortunately, the trend for February thus looks to break the pattern. Below are a number of metrics to give it all some context.
San Francisco's January rainfall was the 10th driest in its 173 year period of record. Note that there were three drier Janaurys within the last decade.
San Francisco's season to date rainfall of 16.89" ranks as the 38th driest. Looking at similar (16.89" +/- 1") past amounts, eight of them ended above normal (i.e, 22.89" and six below.
July 2021 through December 2021 rainfall percent of normal.
July 2021 through January 2022 rainfall percent of normal.
Tabular Summary of December and January percent of normal.
Jan Null, CCM
Certified Consulting Meteorologist
Golden Gate Weather Services
Phone: (650) 712-1876
Single Station rainfall versus normal for recent years.