California Department of Finance, Sacramento Area Council of Governments. The climate of California's central valley is typically described as Mediterranean.
Summers are sunny, hot, and dry.
While the thermometer can exceed 100 degrees F on some days, summer temperatures are more often in the low 90s, and an evening breeze from the Sacramento River Delta usually cools overnight temperatures into the 60s. Spring and fall weather is some of the most pleasant in the state. Winter in Davis is usually mild, with only a few days of temperatures dropping below freezing. Davis is surrounded by some of the most productive agricultural land in the world. Reachable within a few hours drive from this area are unparalleled scenic beauty and recreational opportunities.