Weather forecast for: Portola CA
Last Update: 11:30 am PDT Sep 17, 2026
This Afternoon: Sunny, with a high near 66. Southwest wind around 10 mph.
Tonight: Mostly clear, with a low around 36. West wind 5 to 10 mph becoming light and variable in the evening.
Friday: Sunny, with a high near 73. Calm wind becoming north around 5 mph in the afternoon.
Friday Night: Mostly clear, with a low around 41. North wind around 5 mph becoming calm in the evening.
Saturday: Sunny, with a high near 81. Calm wind becoming east around 5 mph in the afternoon.
Saturday Night: Mostly clear, with a low around 42. Northeast wind around 5 mph becoming calm in the evening.
Sunday: Mostly sunny, with a high near 80.
Sunday Night: Mostly cloudy, with a low around 46.
Monday: Mostly sunny, with a high near 81.
Monday Night: Mostly clear, with a low around 45.
Tuesday: Sunny, with a high near 81.
Tuesday Night: Mostly clear, with a low around 45.
Wednesday: Sunny, with a high near 80.