Wednesday
Sunny
High:
78°F
Sunny, with a high near 78. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Sunnyvale, CA Weather - Tomorrow’s Forecast
Wednesday Night
Mostly clear
Overnight low:
54°F
Patchy fog after 3am. Otherwise, increasing clouds, with a low around 54. Northwest wind 5 to 9 mph becoming calm in the evening.