Weather World
City of Mill Valley, CAMill Valley, CA 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Mill Valley, CA Weather Forecast
Mill Valley, CA Weather Forecast Date: 802 PM PST Sun Nov 08 2026
or toggle through each period.
Rest of Tonight... Mostly cloudy. Patchy fog. Lows in the 40s to mid 50s. Northwest winds up to 5 mph.
Monday... Mostly cloudy in the morning then becoming partly cloudy. Patchy dense fog in the morning. Highs in the upper 60s to mid 70s. Northwest winds 5 to 10 mph.
Monday Night... Mostly clear except patchy fog after midnight. Lows in the 40s to mid 50s. Northwest winds 5 to 10 mph.
Tuesday... Sunny. Patchy fog in the morning. Highs in the upper 60s to lower 80s. North winds up to 5 mph...Becoming west in the afternoon.
Tuesday Night... Mostly clear in the evening then becoming partly cloudy. Areas of fog. Lows in the lower 40s to mid 50s. Northwest winds up to 5 mph in the evening...Becoming light.
Veterans Day... Sunny. Highs in the 60s to upper 70s.
Wednesday Night... Mostly clear in the evening then becoming partly cloudy. Patchy fog. Lows in the 40s to mid 50s.
Thursday... Partly cloudy. Highs in the mid 60s to lower 70s.
Thursday Night... Partly cloudy. Patchy fog. A slight chance of rain. Lows in the 40s to mid 50s.
Friday... Partly cloudy. A slight chance of rain. Highs in the mid 60s to lower 70s.
Friday Night... Partly cloudy. Patchy fog. A slight chance of rain. Lows in the lower 40s to mid 50s. Highs in the 60s.
Saturday... Partly cloudy. Patchy fog. A slight chance of rain. Lows in the lower 40s to mid 50s. Highs in the 60s.
Saturday Night... Breezy. Rain likely. Lows in the lower 40s to mid 50s. Highs in the mid 50s to lower 60s.
POP = Probability of Precipitation
Mill Valley Radar Loop
Use the map search tool if you want to place a location marker on the radar map...