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Weather in Mill Valley, United States 🇺🇸

Weather Forecast in Mill Valley

Current Weather in Mill Valley

Sunny
19°C
Feels like 19°C. Sunny.
🌬️ 13 km/h WSW
💧 73% Humidity
🧭 1012 hPa
👁️ 16.0 km Visibility
☀️ UV Index: 0.0
🌡️ Dew Point: 12°C
🌅 Sunrise: 06:03 AM
🌇 Sunset: 08:30 PM
Map Overlays:

In Mill Valley right now it is 19°C and sunny, feeling like 19°C. Humidity is 73% with winds around 13 km/h, and the UV index is 0 (low). Over the next few days, temperatures in Mill Valley range from about 11°C to 31°C.

Hourly Forecast for Mill Valley

21:00
Clear
19°
4%
22:00
Clear
18°
5%
23:00
Clear
16°
8%
00:00
Clear
16°
10%
01:00
Clear
14°
14%
02:00
Mist
14°
16%
03:00
Fog
13°
34%
04:00
Fog
13°
35%
05:00
Mist
14°
19%
06:00
Fog
14°
34%
07:00
Mist
14°
26%
08:00
Partly Cloudy
15°
16%
09:00
Sunny
18°
8%
10:00
Sunny
19°
6%
11:00
Partly Cloudy
20°
9%
12:00
Partly Cloudy
20°
8%
13:00
Partly Cloudy
20°
8%
14:00
Overcast
21°
12%
15:00
Partly Cloudy
21°
8%
16:00
Partly Cloudy
20°
7%
17:00
Partly Cloudy
20°
7%
18:00
Partly Cloudy
19°
8%
19:00
Partly Cloudy
18°
9%
20:00
Partly Cloudy
16°
12%

14-Day Forecast for Mill Valley

Sun, Jul 19
Sunny Sunny
31° / 11°
Mon, Jul 20
Partly Cloudy Partly Cloudy
21° / 13°
Tue, Jul 21
Sunny Sunny
22° / 14°
Wed, Jul 22
Sunny Sunny
22° / 14°
Thu, Jul 23
Sunny Sunny
22° / 13°
Fri, Jul 24
Sunny Sunny
21° / 13°
Sat, Jul 25
Sunny Sunny
20° / 13°
Sun, Jul 26
Sunny Sunny
21° / 12°
Mon, Jul 27
Sunny Sunny
22° / 13°
Tue, Jul 28
Sunny Sunny
22° / 13°
Wed, Jul 29
Sunny Sunny
22° / 13°
Thu, Jul 30
Sunny Sunny
20° / 13°
Fri, Jul 31
Sunny Sunny
21° / 13°
Sat, Aug 01
Sunny Sunny
20° / 12°

Additional Forecasts for Mill Valley

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 101.0 μg/m³
O₃ (Ozone) 50.0 μg/m³
NO₂ (Nitrogen Dioxide) 9.0 μg/m³
SO₂ (Sulphur Dioxide) 1.0 μg/m³
PM2.5 (Fine particles) 7.0 μg/m³
PM10 (Coarse particles) 9.4 μg/m³

Historical Weather

Weather Forecasts for Other Cities in United States

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Best Time to Be Outside in Mill Valley Tomorrow

There is no good daylight window left in Mill Valley today. Tomorrow, the most comfortable window looks like 09:00 to 11:00, when it is around 19°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Mill Valley

What is the temperature in Mill Valley right now?

The current temperature in Mill Valley is 19°C (66°F), sunny (feels like 19°C).

What's the weather like in Mill Valley right now?

Conditions in Mill Valley right now: Sunny, humidity 73%, wind 13 km/h WSW.

What is today's forecast for Mill Valley?

Today in Mill Valley: high 31°C, low 11°C, sunny. Chance of rain: 6%.

What is the 7-day weather forecast for Mill Valley?

Daily highs and lows for Mill Valley:

  • 2026-07-19: 31°C / 11°C
  • 2026-07-20: 21°C / 13°C
  • 2026-07-21: 22°C / 14°C
  • 2026-07-22: 22°C / 14°C
  • 2026-07-23: 22°C / 13°C
  • 2026-07-24: 21°C / 13°C
  • 2026-07-25: 20°C / 13°C
Is it going to rain in Mill Valley today?

There is a 6% chance of rain in Mill Valley today.

What is the wind speed in Mill Valley right now?

Wind in Mill Valley is currently 13 km/h (8 mph) from the WSW.

What is the UV index in Mill Valley right now?

The UV index in Mill Valley is currently 0 (low). Sun protection is recommended when the index is 3 or higher.

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