Napa, California Weather:
Monday, October 19, 2026
Cloudy Weather
Day 72°
Night 50°
Precipitation 30 %
Wind 9 mph
UV Index (0 - 11+) 3
Weather Forecast History
Last Year's Weather on This Day (October 19, 2025)
Night

Day

75°

Night

48°

Wind

6 mph

Precipitation

0 %