About San Francisco Bay Trail
San Francisco Bay Trail is a easy hiking trail near San Lorenzo in Alameda County, California.. The surface is gravel. Trail data is sourced from OpenStreetMap.
Photo by Jay Mantri on Unsplash
EasyGravel
San Francisco Bay Trail
San Lorenzo, California · Alameda County
San Francisco Bay Trail is a easy hiking trail near San Lorenzo in Alameda County, California.. The surface is gravel. Trail data is sourced from OpenStreetMap.
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37.66117, -122.15893
Open in OpenStreetMap5-Day Forecast
Weather at San Francisco Bay Trail
Live forecast for the trailhead. Use it to pack and time your hike.
Today
Partly Cloudy
72°/58°
🌬 13mph
↑ 6:07 AM ↓ 8:23 PM
Sun
Fog
68°/58°
🌬 13mph
↑ 6:07 AM ↓ 8:22 PM
Mon
Clear
74°/55°
🌬 10mph
↑ 6:08 AM ↓ 8:21 PM
Tue
Clear
74°/61°
🌬 10mph
↑ 6:09 AM ↓ 8:20 PM
Wed
Clear
76°/61°
🌬 11mph
↑ 6:10 AM ↓ 8:19 PM
Forecast data © Open-Meteo. Refreshed every 6 hours. Always check the most recent forecast before heading out.
What “Easy” Means
Gentle terrain, well-marked. Suitable for all ages and fitness levels.
Difficulty is derived from OpenStreetMap’s Swiss Alpine Club (SAC) hiking scale, trail visibility, surface, distance, and elevation gain. Always verify current conditions before heading out.
What to Pack & Wear
Personalised to this trail’s length, elevation, difficulty, and the live forecast.
👔 What to Wear
- Moisture-wicking T-shirtLight color, breathable.
- Lightweight shorts or pantsQuick-dry preferred — sweat dries fast.
- Brimmed sun hatBetter than a cap for back-of-neck protection.
- Trail runnersBreathable mesh uppers.
🎒 What to Pack
- WaterBring at least 1L of water; more in heat.
- High-energy snacksA snack for the trail.
- Sun protection (UV 8)SPF 50+ sunscreen, lip balm w/ SPF, sunglasses, sun hat.
- First-aid kitBlister patches, ibuprofen, tape, antiseptic wipes.
- Offline mapDownload your route in advance via Gaia, Caltopo, or OSM-based apps.
Recommendations adapt to the current forecast + trail stats. Use them as a starting point — local conditions, your experience, and the time of day you start all matter.
Trail Safety in California
Trail conditions in California change with weather, season, and fire activity. Closures, washouts, and rerouting are common. Before heading out:
- Check with the land manager for current conditions and closures
- Tell someone your plan and expected return time
- Know your turn-around limits — conditions can change fast
- Carry the 10 essentials: water, food, navigation, first aid, light, fire, shelter, knife, sun protection, extra clothes
References & Maps
Nearby
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