Weather Forecast and Radar for Cupertino, California

Weather in Cupertino, CA

Cupertino, California, United States enjoys a Mediterranean climate with hot, dry summers and mild, wet winters.

In summer, temperatures average between 85°F and 90°F, with temperatures reaching as high as 100°F. Temperatures tend to be cooler at night, usually around 60°F. The sun is usually shining, and humidity levels are usually low.

In winter, temperatures average between 50°F and 60°F, with temperatures dropping as low as 40°F on occasion. Rain is common, and snow is rare.

Spring and fall are mild and pleasant, with temperatures between 65°F and 75°F. Rain is common, though not as frequent as in winter.

Overall, Cupertino enjoys a mild, pleasant climate year-round.

Fast Facts About Cupertino, CA

As of 2020, the city population is 59799.

Major Cities Nearby Cupertino, CA

This map shows the current & 7-day weather forecast, weather alerts, and weather radar for Cupertino, California.