10-Day Weather Forecast - Napa, CA

Partly cloudy in the morning then becoming sunny. Patchy fog in the morning. Highs in the upper 60s to lower 80s. West winds 5 to 10 mph increasing to 10 to 20 mph in the afternoon.

Mostly clear except patchy fog after midnight. Lows in the upper 40s to mid 50s. West winds 10 to 20 mph.. becoming northwest 5 to 10 mph after midnight.

Sunny. Highs in the mid 70s to lower 90s. Northeast winds up to 5 mph..becoming southwest in the afternoon.

Mostly clear. Lows in the 50s to lower 60s. West winds 10 to 15 mph..becoming north up to 5 mph after midnight.

Partly cloudy in the morning then becoming sunny. Highs in the upper 70s to mid 90s.

Mostly clear in the evening then becoming partly cloudy. A slight chance of rain. Lows in the mid 50s to lower 60s.

Mostly cloudy in the morning then becoming partly cloudy. Highs in the lower 80s to mid 90s.

Partly cloudy. Lows in the lower to mid 60s.

Partly cloudy. A slight chance of rain. Highs in the upper 70s to lower 90s.

Partly cloudy. A slight chance of rain. Lows in the mid 50s to lower 60s.

Mostly cloudy in the morning then becoming partly cloudy. A slight chance of rain. Highs in the lower 70s to mid 80s.

Mostly clear in the evening then becoming partly cloudy. Lows in the 50s to lower 60s.

Mostly cloudy in the morning then becoming partly cloudy. Highs in the upper 60s to lower 80s.

Clear. Low temperature around 60F. Dew point will be around 56F with an average humidity of 68%. Winds will be 8 mph from the W.

Sunny. High temperature around 81F. Dew point will be around 55F with an average humidity of 53%. Winds will be 6 mph from the SW.

Clear. Low temperature around 59F. Dew point will be around 54F with an average humidity of 66%. Winds will be 7 mph from the SW.

Sunny. High temperature around 82F. Dew point will be around 54F with an average humidity of 50%. Winds will be 6 mph from the SW.

Clear. Low temperature around 60F. Dew point will be around 54F with an average humidity of 63%. Winds will be 7 mph from the SW.