10-Day Weather Forecast - Napa, CA

Sunny. Highs in the 60s to upper 70s. Northwest winds 5 to 10 mph.

Mostly clear. Lows in the 40s to lower 50s. Northwest winds 5 to 10 mph.

Sunny. Highs in the lower 70s to mid 80s. Northwest winds 5 to 10 mph.

Mostly clear. Lows in the 40s to mid 50s. Northwest winds 5 to 10 mph.

Mostly cloudy. Highs in the upper 60s to lower 80s.

Mostly cloudy. Lows in the upper 40s to mid 50s.

Mostly clear. Highs in the lower 70s to mid 80s. Lows in the 50s.

Mostly clear. Highs in the lower 70s to mid 80s. Lows in the 50s.

Mostly cloudy. Highs in the upper 70s to lower 90s. Lows in the 50s to mid 60s.

Mostly cloudy. Highs in the upper 70s to lower 90s. Lows in the 50s to mid 60s.

Mostly cloudy. Highs in the upper 70s to lower 90s. Lows in the 50s to mid 60s.

Partly cloudy. Lows in the 50s to mid 60s. Highs in the upper 70s to lower 90s.

Partly cloudy. Lows in the 50s to mid 60s. Highs in the upper 70s to lower 90s.

Clear. Low temperature around 57F. Dew point will be around 55F with an average humidity of 67%. Winds will be 3 mph from the W.

Sunny. High temperature around 83F. Dew point will be around 55F with an average humidity of 58%. Winds will be 3 mph from the SW.

Mostly clear. Low temperature around 55F. Dew point will be around 52F with an average humidity of 66%. Winds will be 4 mph from the W.

Mostly sunny. High temperature around 79F. Dew point will be around 53F with an average humidity of 56%. Winds will be 5 mph from the SW.

Mostly clear. Low temperature around 53F. Dew point will be around 50F with an average humidity of 66%. Winds will be 6 mph from the W.

Mostly sunny. High temperature around 76F. Dew point will be around 50F with an average humidity of 55%. Winds will be 6 mph from the W.

Clear. Low temperature around 50F. Dew point will be around 47F with an average humidity of 66%. Winds will be 7 mph from the W.