Big Bear Lake, CA
Today’s Forecast:
Today’s Report:
Boating
Not Recommended for boating. High near 47°F. Risk of rain later today (40%). Breezy winds (15 mph). Temperatures outside comfort limits (47°F).
- Temp: Unfavorable weather factor
- Rain: Marginal weather factor
- Wind: Marginal weather factor
- Thunderstorm: Favorable conditions
Hiking
Use Caution for hiking. High near 47°F. Risk of rain later today (40%). Light wind (15 mph).
- Temp: Marginal weather factor
- Rain: Marginal weather factor
- Wind: Favorable conditions
- Thunderstorm: Favorable conditions
Biking
Use Caution for biking. High near 47°F. Risk of rain later today (40%). Breezy winds (15 mph).
- Temp: Marginal weather factor
- Rain: Marginal weather factor
- Wind: Marginal weather factor
- Thunderstorm: Favorable conditions
About Big Bear Lake
Big Bear Lake is an outdoor-planning page for Big Bear Valley and the lake shoreline. It has a distinct purpose centered on snow and ice, lake wind, thunderstorms, high elevation, smoke, and fire restrictions, with the forecast used to choose the safest and most comfortable version of the day.
Make the Most of a Big Bear Lake Day
Start by comparing conditions across Big Bear Lake, Big Bear City, and the rest of the coverage area. Choose among boating, hiking, biking based on wind, precipitation, temperature, visibility, water or trail conditions, road access, smoke, and available daylight.
Weather Tips for Big Bear Lake
- Conditions around Big Bear Valley and the lake shoreline can differ sharply from nearby towns; snow and ice, lake wind, thunderstorms, high elevation, smoke, and fire restrictions are the main planning variables.
- Check wind, waves, current, tides where relevant, water temperature, and lightning before launching; keep a land-based alternative ready.
- Check elevation-specific forecasts, snow and ice, chain controls, seasonal roads, cold nights, thunderstorms, wildfire smoke, and shoulder-season closures.
- Air quality and wildfire smoke can shift quickly; shorten strenuous plans when visibility or breathing conditions worsen.
Nearby Towns and Areas
This page covers Big Bear Valley and the lake shoreline. It can also be useful when planning outdoor time near:
- Big Bear City
- Boulder Bay
- Fawnskin
- Snow Summit
- Bear Mountain
- Holcomb Valley
Plan Around the Conditions
Use the forecast to choose the best version of Big Bear Lake 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 Big Bear Lake
Big Bear Lake Weather by Season
Winter
At Big Bear Lake, winter brings snow, ice, chain controls, limited trail access, and very cold lake water. Storm wind and poor visibility can complicate mountain roads and shoreline plans.
Spring
Around Big Bear Valley and the lake shoreline, spring is a shoulder season with lingering snow, muddy trails, cold water, and ramps or campgrounds reopening gradually. Warm afternoons can be followed by freezing nights.
Summer
For snow and ice, lake wind, thunderstorms, high elevation, smoke, and fire restrictions, summer supports boating, hiking, and biking, but afternoon lake wind, high-elevation sun, thunderstorms, smoke, traffic, and fire restrictions require attention. Start water plans early.
Fall
Near Big Bear Lake and the surrounding area, early fall offers cooler trails and quieter lake mornings, followed by freezing nights and possible early snow. Seasonal services may close before winter storms become frequent.
Key Climate Data Points
- Warmest months: July and August.
- Coolest months: December through February.
- Wettest season: November through April.
- Driest season: July through September.
- Best outdoor window: Late June through early fall after snow and access checks.