Weather in Saint Helena, California, United States

7-Day Detailed Weather Forecast for Saint Helena

This Afternoon

Temperature: 86°F

Wind Speed: 5 to 12 mph

Wind Direction: SSW

Forecast: Sunny. High near 86, with temperatures falling to around 84 in the afternoon. South southwest wind 5 to 12 mph.

Tonight

Temperature: 50°F

Wind Speed: 1 to 10 mph

Wind Direction: SW

Forecast: Widespread fog after 1am. Partly cloudy. Low around 50, with temperatures rising to around 52 overnight. Southwest wind 1 to 10 mph.

Saturday

Temperature: 88°F

Wind Speed: 1 to 10 mph

Wind Direction: S

Forecast: Widespread fog before 8am. Mostly sunny. High near 88, with temperatures falling to around 86 in the afternoon. South wind 1 to 10 mph.

Saturday Night

Temperature: 51°F

Wind Speed: 2 to 10 mph

Wind Direction: WSW

Forecast: Areas of fog between 1am and 5am. Mostly clear, with a low around 51. West southwest wind 2 to 10 mph.

Sunday

Temperature: 87°F

Wind Speed: 3 to 10 mph

Wind Direction: S

Forecast: Sunny, with a high near 87. South wind 3 to 10 mph.

Sunday Night

Temperature: 52°F

Wind Speed: 2 to 10 mph

Wind Direction: W

Forecast: Patchy fog between 2am and 5am. Partly cloudy, with a low around 52.

Monday

Temperature: 82°F

Wind Speed: 5 to 17 mph

Wind Direction: W

Forecast: Mostly sunny, with a high near 82.

Monday Night

Temperature: 52°F

Wind Speed: 2 to 17 mph

Wind Direction: WSW

Forecast: Areas of fog after 2am. Partly cloudy, with a low around 52.

Tuesday

Temperature: 78°F

Wind Speed: 2 to 6 mph

Wind Direction: SW

Forecast: Areas of fog before 10am. Mostly sunny, with a high near 78.

Tuesday Night

Temperature: 51°F

Wind Speed: 1 to 6 mph

Wind Direction: WSW

Forecast: Widespread fog after midnight. Partly cloudy, with a low around 51.

Wednesday

Temperature: 80°F

Wind Speed: 1 to 6 mph

Wind Direction: WSW

Forecast: Widespread fog before 9am. Mostly sunny, with a high near 80.

Wednesday Night

Temperature: 51°F

Wind Speed: 1 to 6 mph

Wind Direction: WSW

Forecast: Widespread fog after 11pm. Partly cloudy, with a low around 51.

Thursday

Temperature: 80°F

Wind Speed: 1 to 6 mph

Wind Direction: WSW

Forecast: Widespread fog before 9am. Mostly sunny, with a high near 80.

Thursday Night

Temperature: 51°F

Wind Speed: 1 to 6 mph

Wind Direction: WSW

Forecast: Widespread fog after 11pm. Partly cloudy, with a low around 51.