Cupertino, CA Weather - Tomorrow’s Forecast

Sunday

Becoming sunny

High:
78°F

Mostly cloudy through mid morning, then gradual clearing, with a high near 78. Calm wind becoming west northwest 5 to 9 mph in the afternoon.

Partly cloudy

Overnight low:
57°F

Partly cloudy, with a low around 57. West wind 5 to 7 mph becoming calm in the evening.