Weather forecast for: Napa CA
Last Update: 7:52 pm PDT Sep 30, 2026
Tonight: Partly cloudy, with a low around 56. Calm wind.
Thursday: Partly sunny, then gradually becoming sunny, with a high near 87. Calm wind becoming south southwest around 6 mph in the afternoon.
Thursday Night: Partly cloudy, with a low around 56. Calm wind.
Friday: Partly sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon.
Friday Night: Mostly cloudy, with a low around 59. Southwest wind around 5 mph becoming calm in the evening.
Saturday: Mostly sunny, with a high near 92.
Saturday Night: Partly cloudy, with a low around 62.
Sunday: Mostly sunny, with a high near 91.
Sunday Night: Mostly clear, with a low around 60.
Monday: Sunny, with a high near 89.
Monday Night: Mostly clear, with a low around 59.
Tuesday: Sunny, with a high near 89.
Tuesday Night: Mostly clear, with a low around 60.
Wednesday: Sunny, with a high near 89.