Some people are making predictions about this topic here.
On that link, someone comments:
Berkeley’s incumbent mayor got the endorsement of Bernie Sanders in 2016, and Gavin Newsom for 2020. Berkeley also has a strong record of reelecting mayors. So I think his base rate for reelection should be above 80%, barring a JerryBrownesque run from a much larger state politician.
Some people are making predictions about this topic here.
On that link, someone comments: