Mill Valley, CA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Mill Valley, CA in one place.
Sunny, with a high near 92. Northeast wind around 5 mph.
Local Weather Overview
This forecast page for Mill Valley, CA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Oct 15, 2026 1:41 PM PDT.
The active forecast window currently covers Oct 15 to Oct 21, 2026 for Mill Valley, CA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 15 to Oct 21, 2026
- Latest sync
- Oct 15, 2026 1:41 PM PDT
- Forecast office
- MTR
- Source
- NOAA / NWS
Daily Outlook
This Week in Mill Valley
Friday looks like the warmest upcoming period in Mill Valley at 94 degrees F.
Sunday Night is the coolest period ahead with temperatures near 46 degrees F.
The strongest winds are forecast for Monday at about 6 to 12 mph W.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 15, 2026 1:41 PM PDT
- Coverage
- 8 days
- Time zone
- America/Los_Angeles
- Forecast office
- MTR
- Radar station
- KDAX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Clear, with a low around 59. North northwest wind 1 to 7 mph.
Sunny. High near 94, with temperatures falling to around 90 in the afternoon. East southeast wind 0 to 7 mph.
Clear, with a low around 57. North northwest wind around 2 mph.
Sunny, with a high near 90. East northeast wind 0 to 6 mph.
Clear, with a low around 52.
Sunny, with a high near 78.
Partly cloudy, with a low around 46.
Partly sunny, with a high near 68.
A slight chance of drizzle between 11pm and 5am, then a slight chance of rain. Mostly cloudy, with a low around 47.
A chance of rain before 5pm, then a chance of drizzle. Partly sunny, with a high near 69.
A chance of drizzle before 5am. Partly cloudy, with a low around 47.
A slight chance of drizzle between 11am and 5pm. Mostly sunny, with a high near 71.
Patchy fog between 2am and 5am. Mostly clear, with a low around 46.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Oct 15
|
Sunny
|
92°F |
5 mph
NE
|
|
Tonight
Oct 15
|
Clear
|
59°F |
1 to 7 mph
NNW
|
|
Friday
Oct 16
|
Sunny
|
94°F |
0 to 7 mph
ESE
|
|
Friday Night
Oct 16
|
Clear
|
57°F |
2 mph
NNW
|
|
Saturday
Oct 17
|
Sunny
|
90°F |
0 to 6 mph
ENE
|
|
Saturday Night
Oct 17
|
Clear
|
52°F |
0 to 6 mph
W
|
|
Sunday
Oct 18
|
Sunny
|
78°F |
0 to 8 mph
W
|
|
Sunday Night
Oct 18
|
Partly Cloudy
|
46°F |
3 to 8 mph
WSW
|
|
Monday
Oct 19
|
Partly Sunny
|
68°F |
6 to 12 mph
W
|
|
Monday Night
Oct 19
|
Slight Chance Drizzle then Slight Chance Light Rain
|
47°F |
3 to 12 mph
W
|
|
Tuesday
Oct 20
|
Chance Light Rain
|
69°F |
5 mph
SW
|
|
Tuesday Night
Oct 20
|
Chance Drizzle
|
47°F |
5 mph
NNW
|
|
Wednesday
Oct 21
|
Slight Chance Drizzle
|
71°F |
2 to 7 mph
WNW
|
|
Wednesday Night
Oct 21
|
Mostly Clear then Patchy Fog
|
46°F |
2 to 7 mph
WNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Mill Valley.
