Live Weather & Forecast

Weather in Unincorporated Santa Monica Mountains

California, United States · Real-time conditions & 3-day outlook

Flag of United States
Sunny
18°C
Feels like 18°C
64°F / Feels 64°F
Sunny
Unincorporated Santa Monica Mountains, California
🌞 Daytime
Updated: 2026-04-12 18:45
💧
Humidity
45%
💨
Wind
20.5 km/h WSW
🌬️
Wind Gust
24.6 km/h
🌡️
Pressure
1015 mb
👁️
Visibility
16 km
☀️
UV Index
0.5 (Low)
🌧️
Precipitation
0 mm
☁️
Cloud Cover
25%
💦
Dew Point
9°C
🌐
Wind Degree
248°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)
CO
173.9 μg/m³
NO₂
12.2 μg/m³
O₃
75 μg/m³
SO₂
1.9 μg/m³
PM 2.5
8.2 μg/m³
PM 10
10.9 μg/m³

Weather Alerts 3

Met · Moderate · Expected
Winter Weather Advisory issued April 12 at 12:40AM PDT until April 13 at 11:00AM PDT by NWS Los Angeles/Oxnard CA

* WHAT...Wet snow expected. Total snow amounts up to around 6 inches above 6000 feet. Winds gusting as high as 40 mph. * WHERE...Northern Ventura County Mountains, Santa Barbara County Interior Mountains, and Southern Ventura County Mountains. * WHEN...Until 11 AM PDT Monday. * IMPACTS...The hazardous conditions could impact the Monday morning commute. * ADDITIONAL DETAILS...Snow levels will b...

Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.

Met · Moderate · Expected
Winter Weather Advisory issued April 12 at 12:40AM PDT until April 13 at 11:00AM PDT by NWS Los Angeles/Oxnard CA

* WHAT...Wet snow expected. Total snow accumulations up to around 6 inches above 6000 feet. Winds gusting as high as 45 mph. * WHERE...Eastern San Gabriel Mountains, Interstate 5 Corridor, and Western San Gabriel Mountains and Highway 14 Corridor. * WHEN...Until 11 AM PDT Monday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Monday morning commute. Gust...

Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.

Met · Moderate · Expected
Wind Advisory issued April 12 at 12:39AM PDT until April 12 at 10:00PM PDT by NWS Los Angeles/Oxnard CA

* WHAT...Southwest winds 20 to 30 mph with gusts up to 45 mph expected. Isolated gusts to around 55 mph near Lake Palmdale. * WHERE...Eastern Antelope Valley Foothills and Western Antelope Valley Foothills. * WHEN...Until 10 PM PDT this evening. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.

Today's Hourly Forecast

24-hour breakdown for Unincorporated Santa Monica Mountains, California

12 AM
Patchy light drizzle
13°
Patchy light drizzle
💧 89% 💨 8.3 km/h 🌧️ 100%
1 AM
Partly Cloudy
13°
Partly Cloudy
💧 89% 💨 8.3 km/h
2 AM
Patchy rain nearby
13°
Patchy rain nearby
💧 84% 💨 9.4 km/h 🌧️ 88%
3 AM
Overcast
12°
Overcast
💧 86% 💨 11.2 km/h
4 AM
Patchy rain nearby
12°
Patchy rain nearby
💧 85% 💨 15.5 km/h 🌧️ 70%
5 AM
Overcast
13°
Overcast
💧 87% 💨 13.3 km/h
6 AM
Patchy rain nearby
13°
Patchy rain nearby
💧 83% 💨 10.8 km/h 🌧️ 89%
7 AM
Patchy rain nearby
12°
Patchy rain nearby
💧 86% 💨 7.9 km/h 🌧️ 80%
8 AM
Moderate rain
12°
Moderate rain
💧 91% 💨 8.3 km/h 🌧️ 100%
9 AM
Patchy rain nearby
12°
Patchy rain nearby
💧 84% 💨 10.8 km/h 🌧️ 83%
10 AM
Patchy rain nearby
14°
Patchy rain nearby
💧 75% 💨 15.1 km/h 🌧️ 71%
11 AM
Sunny
15°
Sunny
💧 60% 💨 19.1 km/h
12 PM
Sunny
17°
Sunny
💧 58% 💨 22.7 km/h
1 PM
Sunny
19°
Sunny
💧 47% 💨 24.8 km/h
2 PM
Sunny
19°
Sunny
💧 41% 💨 22.7 km/h
3 PM
Sunny
19°
Sunny
💧 44% 💨 22 km/h
4 PM
Sunny
19°
Sunny
💧 49% 💨 21.2 km/h
5 PM
Sunny
19°
Sunny
💧 53% 💨 22 km/h
6 PM
Sunny
18°
Sunny
💧 45% 💨 20.5 km/h
7 PM
Sunny
14°
Sunny
💧 66% 💨 15.8 km/h
8 PM
Clear
13°
Clear
💧 69% 💨 10.8 km/h
9 PM
Clear
12°
Clear
💧 83% 💨 9.4 km/h
10 PM
Clear
11°
Clear
💧 84% 💨 8.6 km/h
11 PM
Clear
10°
Clear
💧 87% 💨 8.3 km/h

3-Day Forecast

Daily overview for Unincorporated Santa Monica Mountains, California

Today
Moderate rain
Moderate rain
20° / 10°
🌧️ 89% chance of rain
💧 Avg. humidity: 72%
💨 Max wind: 24.8 km/h
🌧️ Total precip: 5.79 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:27 AM
🌇 Sunset: 07:25 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Partly Cloudy
Partly Cloudy
17° /
🌧️ 0% chance of rain
💧 Avg. humidity: 71%
💨 Max wind: 26.3 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.5
🌅 Sunrise: 06:26 AM
🌇 Sunset: 07:25 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Sunny
Sunny
20° / 10°
🌧️ 0% chance of rain
💧 Avg. humidity: 58%
💨 Max wind: 17.6 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.8
🌅 Sunrise: 06:25 AM
🌇 Sunset: 07:26 PM
🌙 Waning Crescent
🌑 Moon: 15% lit

Best Time to Visit Unincorporated Santa Monica Mountains

Plan your trip to Unincorporated Santa Monica Mountains, United States around the most favorable weather conditions.

Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
← Back to Unincorporated Santa Monica Mountains 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in Unincorporated Santa Monica Mountains?
Current conditions in Unincorporated Santa Monica Mountains: Sunny, temperature 18°C, humidity 45%.
What is the best time to visit Unincorporated Santa Monica Mountains?
The best time to visit Unincorporated Santa Monica Mountains is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Unincorporated Santa Monica Mountains?
Unincorporated Santa Monica Mountains is located at approximately 34.1° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Unincorporated Santa Monica Mountains?
The wettest period in Unincorporated Santa Monica Mountains is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Unincorporated Santa Monica Mountains?
For visits to Unincorporated Santa Monica Mountains during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Unincorporated Santa Monica Mountains in?
Unincorporated Santa Monica Mountains is located in United States, in the state of California.
What are the public holidays in Unincorporated Santa Monica Mountains in 2026?
View the 2026 public holidays for Unincorporated Santa Monica Mountains on our Holidays page.
What are the GPS coordinates used for the weather forecast in Unincorporated Santa Monica Mountains?
The weather forecast for Unincorporated Santa Monica Mountains uses coordinates 34.0661, -118.7668.