Thursday
Mostly sunny
High:
78°F
Mostly sunny, with a high near 78. Light and variable wind becoming northwest 8 to 13 mph in the morning.
Cupertino, CA Weather - Tomorrow’s Forecast
Thursday Night
Mostly clear
Overnight low:
54°F
Mostly clear, with a low around 54. West northwest wind 5 to 10 mph becoming north after midnight.