10-day forecast for Mill Valley, CA: 43° to 67°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
67°
Best day: Saturday, October 24
59° · 0.15 in
Worst day: Thursday, October 22
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 2365° / 48°0
Morning50°feels 49°
Afternoon63°feels 62°
Evening51°feels 50°
Overnight48°feels 48°
65 °
Mill Valley, Friday, 23 October
Partly cloudy. High 65°, low 48°.
Pressure30.09 inHg
Wind5.3 mph NE
Humidity71%
Visibility6.2 mi
Dew point52°
Sat, 2467° / 44°0
Morning44°feels 44°
Afternoon67°feels 65°
Evening51°feels 50°
Overnight49°feels 47°
67 °
Mill Valley, Saturday, 24 October
Clear. High 67°, low 44°.
Pressure30.00 inHg
Wind1.9 mph NE
Humidity27%
Visibility6.2 mi
Dew point33°
Sun, 2566° / 45°0
Morning46°feels 46°
Afternoon66°feels 64°
Evening51°feels 51°
Overnight47°feels 47°
66 °
Mill Valley, Sunday, 25 October
Partly cloudy. High 66°, low 45°.
Pressure30.06 inHg
Wind1.1 mph E
Humidity49%
Visibility6.2 mi
Dew point46°
Mon, 2661° / 47°0
Morning50°feels 49°
Afternoon57°feels 56°
Evening57°feels 55°
Overnight47°feels 47°
61 °
Mill Valley, Monday, 26 October
Mostly clear. High 61°, low 47°.
Pressure30.12 inHg
Wind9 mph W
Humidity70%
Visibility—
Dew point46°
Tue, 2761° / 43°0
Morning48°feels 46°
Afternoon55°feels 53°
Evening57°feels 56°
Overnight51°feels 49°
61 °
Mill Valley, Tuesday, 27 October
Mostly clear. High 61°, low 43°.
Pressure30.09 inHg
Wind7.2 mph W
Humidity66%
Visibility—
Dew point42°
Wed, 2857° / 49°0
Morning50°feels 50°
Afternoon54°feels 52°
Evening56°feels 55°
Overnight52°feels 51°
57 °
Mill Valley, Wednesday, 28 October
Clear. High 57°, low 49°.
Pressure30.03 inHg
Wind7.3 mph NW
Humidity65%
Visibility—
Dew point41°
Thu, 2959° / 52°0
Morning53°feels 51°
Afternoon56°feels 54°
Evening57°feels 55°
Overnight54°feels 52°
59 °
Mill Valley, Thursday, 29 October
Overcast. High 59°, low 52°.
Pressure29.94 inHg
Wind6.5 mph W
Humidity48%
Visibility—
Dew point36°
Fri, 3057° / 50°0
Morning53°feels 52°
Afternoon56°feels 55°
Evening55°feels 53°
Overnight51°feels 49°
57 °
Mill Valley, Friday, 30 October
Overcast. High 57°, low 50°.
Pressure29.94 inHg
Wind8.7 mph SW
Humidity70%
Visibility—
Dew point46°
Sat, 3155° / 49°0
Morning51°feels 49°
Afternoon54°feels 52°
Evening55°feels 54°
Overnight52°feels 51°
55 °
Mill Valley, Saturday, 31 October
Clear. High 55°, low 49°.
Pressure29.91 inHg
Wind8.6 mph SW
Humidity77%
Visibility—
Dew point46°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Mill Valley, CA around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.