Santa Monica Mountains, CA
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Today’s Forecast:
Today’s Report:
Hiking
Excellent for hiking. High near 68°F. Low rain risk (9%).
- Temp: Favorable conditions
- Rain: Favorable conditions
- Wind: Favorable conditions
- Thunderstorm: Favorable conditions
Biking
Excellent for biking. High near 68°F. Low rain risk (9%).
- Temp: Favorable conditions
- Rain: Favorable conditions
- Wind: Favorable conditions
- Thunderstorm: Favorable conditions
Camping
Excellent for camping. High near 68°F. Low rain risk (9%).
- Temp: Favorable conditions
- Rain: Favorable conditions
- Wind: Favorable conditions
- Thunderstorm: Favorable conditions
About Santa Monica Mountains
Santa Monica Mountains is an outdoor-planning page for Backbone Trail corridor and inland mountain recreation. It has a distinct purpose centered on fire weather, heat, canyon wind, trail closures, and variable coast-to-ridge conditions, with the forecast used to choose the safest and most comfortable version of the day.
Make the Most of a Santa Monica Mountains Day
Start by comparing conditions across Topanga, Malibu Creek, and the rest of the coverage area. Choose among hiking, biking, camping based on wind, precipitation, temperature, visibility, water or trail conditions, road access, smoke, and available daylight.
Weather Tips for Santa Monica Mountains
- Conditions around Backbone Trail corridor and inland mountain recreation can differ sharply from nearby towns; fire weather, heat, canyon wind, trail closures, and variable coast-to-ridge conditions are the main planning variables.
- For camping, confirm overnight lows, wind, precipitation, fire restrictions, campground access, and how quickly shelter or services can be reached.
- Recent rain, heat, smoke, fire restrictions, water levels, and afternoon wind can change which route or activity is most comfortable.
- Crowds and parking can narrow the useful weather window, so arrive early and keep a lower-commitment nearby option.
Nearby Towns and Areas
This page covers Backbone Trail corridor and inland mountain recreation. It can also be useful when planning outdoor time near:
- Topanga
- Malibu Creek
- Cheeseboro Canyon
- Point Mugu
- Backbone Trail
- Newbury Park
- Calabasas
Plan Around the Conditions
Use the forecast to choose the best version of Santa Monica Mountains rather than forcing one itinerary. A shorter route, earlier launch, sheltered shoreline, lower-elevation trail, or town-based backup can preserve the day when conditions change.
7-Day Forecast for Santa Monica Mountains
Santa Monica Mountains Weather by Season
Winter
At Santa Monica Mountains, winter rain can make forest and ridge trails muddy or slick, while wind and fog reduce visibility on exposed roads. Strong systems may bring downed limbs, drainage issues, and temporary trail closures.
Spring
Around Backbone Trail corridor and inland mountain recreation, spring is green and often excellent for hiking and biking between showers. Fog can sit below sunny ridges, but late rain and saturated trail surfaces still require flexible route choices.
Summer
For fire weather, heat, canyon wind, trail closures, and variable coast-to-ridge conditions, marine layer keeps some slopes cool while inland ridges heat rapidly above the fog. Afternoon wind, dry vegetation, crowds, and fire restrictions become increasingly important.
Fall
Near Topanga and the surrounding area, early fall can be warm and clear, but offshore wind and wildfire risk may close trails or roads. The first rain can improve fire conditions while making steep paths slick.
Key Climate Data Points
- Warmest months: August through October on sunnier ridges.
- Coolest months: December through February.
- Wettest season: November through March.
- Driest season: July through September.
- Best outdoor window: Spring and early fall for ridge hikes, biking, and camping.