Updated
Muir Beach
Public beach · Sausalito, California
Use caution — an official advisory is in effect
Use cautionUse caution — an official advisory is in effect: water temperature is 61°F, cool enough to cause cold-water shock on a sudden entry.
- Water temp 61°F (16°C)
Live data from NOAA buoy 46237 (6 mi away), as of Oct 29, 7:30 AM UTC.
- A Coastal Flood Advisory is in effect for Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast. — NWS San Francisco CA
Why, sources & official advisories
- Water temperature is 61°F, cool enough to cause cold-water shock on a sudden entry. — NOAA buoy 46237, as of Oct 29, 7:30 AM UTC
- No official beach advisory posted (California Water Boards — FHAB Reports checked).
Official advisories
Checked against California Water Boards — FHAB Reports — no advisory posted.
Get an email when it’s warm enough
It’s 61°F at Muir Beach now. We check the water daily and email you once when it reaches your temperature.
Cove & beach offering hiking trails & an overlook with a picnic area & scenic coastal views.
What’s swimming here?
Fish recorded within 2 km: Shiner Perch, Chinook Salmon, Fluffy Sculpin and 1 more species.
4 fish species in 4 public records within 2 km of Muir Beach since 2000.
- Shiner Perch Cymatogaster aggregata1 record · 2024
- Chinook Salmon Oncorhynchus tshawytscha1 record · 2024
- Fluffy Sculpin Oligocottus snyderi1 record · 2021
- 1 record · 2007
Non-native: the USGS Nonindigenous Aquatic Species database lists the species as introduced to the Tomales-Drake Bays watershed.
Caught one? Make it a card.Snap your catch in Reelio and collect every species. Free on iPhone.Data: GBIF.org occurrence records, CC0 and CC BY only (iNaturalist research-grade observations, UCSCNOAAOT22, GBIF dataset). Common names: USGS NAS; GBIF.org (The IUCN Red List of Threatened Species, Integrated Taxonomic Information System (ITIS)). Non-native flags: USGS NAS. These are sightings and specimens people reported, not a survey: a fish missing from the list may still live here.
Things to Do Near Muir Beach
Top-rated tours and experiences around Sausalito, powered by Viator — free cancellation on most.
Muir Woods and Sausalito Morning Tour Small-Group Half Day
San Francisco, Muir Woods, Sausalito and Optional Alcatraz Tour
From San Francisco: Guided Tour to Muir Woods and Sausalito
Alcatraz with Muir Woods and Sausalito Tour
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Frequently asked questions
- Where is Muir Beach?
- Muir Beach is a public beach in Sausalito, California.
- What is the water temperature at Muir Beach?
- As of October 29, 2026, the water temperature at Muir Beach in Sausalito, California is 61°F (16°C), measured by NOAA buoy 46237, 6 miles away.
- Can you swim at Muir Beach?
- Use caution — an official advisory is in effect: water temperature is 61°F, cool enough to cause cold-water shock on a sudden entry. Checked October 29, 2026.
- How is Muir Beach rated?
- Muir Beach in Sausalito, California has an average visitor rating of 4.7 out of 5, based on 1459 reviews.
- What amenities does Muir Beach have?
- Visitor-listed amenities at Muir Beach include camping-nearby.
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Location & Contact
🏖️ Best times & visiting tips
- ›Arrive early for best parking and beach spot selection
- ›Check for lifeguard schedules and swim only in designated areas
- ›Bring reef-safe sunscreen to protect marine life
- ›Watch for beach flags indicating water conditions
Features & amenities
Accessibility
Amenities
Family & Children
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