Napa, CA Weather - Tomorrow’s Forecast

Sunday

Chance of rain

High:
65°F

A 20 percent chance of rain. Patchy fog before 8am. Otherwise, partly sunny, with a high near 65. Calm wind becoming southwest 5 to 8 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

Sunday Night

Mostly clear

Overnight low:
42°F

Patchy fog after 2am. Otherwise, mostly clear, with a low around 42. West southwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 18 mph.