John Muir National Historic Site
Designation: National Historic Site
Location: California
📘 Park Overview
John Muir’s life was a tapestry of roles—fruit rancher, family man, writer—each interwoven with his deep love for nature. As one of America’s most influential naturalists, Muir was more than just an observer of the wilderness; he was its fiercest advocate. His passion for the land drove him to protect the places he held dear, ensuring that future generations could experience their beauty.
🌤 Weather Information
The Mediterranean climate of Martinez features hot, dry summers with lower temperatures near 60º F and upper temperatures near 100º F. The heat gives way to cool, rainy winters with lows near 45º F and highs near 75º F. Fall and spring can bring rain and temperatures from 55-80º F. March to April: wet/dry, 60-80º F May to September: very dry, 60-100º+ F October to November: dry/wet, 55-80º F December to February: wet, 45-75º F
🚗 Directions
Please visit our main website for specific directions to our park. You may call the John Muir Visitor Center for additional information.
Images
John Muir Home at the John Muir National Historic Site
Credit: NPS Photo
Historic Copper Sprayer.
Credit: NPS photo, Luther Bailey
Mount Wanda walking trail.
Credit: NPS photo, Luther Bailey
The old windmill.
Credit: NPS photo, Luther Bailey
John Muir's desk in the "Scribble Den".
Credit: NPS photo, Luther Bailey
Activities
Topics
Operating Hours
Entrance Fees
No entrance fees listed.
Entrance Passes
No entrance passes listed.
3-Day Weather Forecast
Friday, Sep 25
Sunny
High: 79.4°F | Low: 60.6°F
Humidity: 55%
Wind: 10.3 mph
Rain Chance: 4%
UV Index: 6.2
Sunrise: 06:59 AM
Sunset: 07:01 PM
Moon: Full Moon (100%)
Visibility: 6 mi
Dew Point: 59.3°F
Cloud Cover: 4%
Pressure: N/A mb
Air Quality (PM2.5): N/A
Ozone: N/A
EPA Index: N/A
Saturday, Sep 26
Overcast
High: 78.4°F | Low: 56.7°F
Humidity: 55%
Wind: 9.8 mph
Rain Chance: 11%
UV Index: 6.2
Sunrise: 06:59 AM
Sunset: 06:59 PM
Moon: Full Moon (99%)
Visibility: 6 mi
Dew Point: 55.8°F
Cloud Cover: 11%
Pressure: N/A mb
Air Quality (PM2.5): N/A
Ozone: N/A
EPA Index: N/A
Sunday, Sep 27
Sunny
High: 71°F | Low: 56°F
Humidity: 65%
Wind: 11.9 mph
Rain Chance: 8%
UV Index: 6
Sunrise: 07:00 AM
Sunset: 06:58 PM
Moon: Waning Gibbous (96%)
Visibility: 6 mi
Dew Point: 54.7°F
Cloud Cover: 8%
Pressure: N/A mb
Air Quality (PM2.5): N/A
Ozone: N/A
EPA Index: N/A
Park Alerts
Park Events
Storytime in the Muir Mansion
Join a National Park Service ranger for a special reading program in the east parlor of the John Muir mansion. Gather on the cozy rug as you hear stories about John Muir's great adventures and learn more about his remarkable life. After the program, enjoy exploring the historic house and its beautiful grounds at your leisure.
This program is free, open to the public, and no reservations are required. The event will take place rain or shine. Don't miss this wonderful opportunity to connect with history and nature!
Location: Held in the Muir/Strentzel home.
Date: Jan 2, 2026 12:00am to Jan 2, 2026 12:00am
Paid Event
Mt. Wanda Wellness Walk
Location: Mt. Wanda Trailhead, Martinez, CA
Date: Jan 3, 2026 12:00am to Jan 3, 2026 12:00am
Paid Event
Ranger Program: How We Feel Outdoors
Come join a ranger in the Muir Strentzel Home for a conversation about places we love outdoors.
Location: East Parlor Room, Muir Strentzel Home
Date: Jan 16, 2026 12:00am to Jan 16, 2026 12:00am
Paid Event
Storytime in the Muir Strentzel House
Join a ranger in the Muir Strenzel House for a children's story. There is an easy access path to the house. We can also drive people up the hill and use the wheelchair lift into the first floor.
Location: Historic Home, John Muir National Historic Site, 4202 Alhambra Ave, Martinez, CA 94596
Date: Jan 17, 2026 12:00am to Jan 31, 2026 12:00am
Paid Event
Ranger Program: What's a Hero
Come join a ranger in the Muir Strentzel Home to explore the idea of environmental heroism and who you might want to include as a hero.
Location: Visitor Center
Date: Jan 23, 2026 12:00am to Jan 23, 2026 12:00am
Paid Event
Wellness Walk
Come join a ranger for a mindful walk around the orchards.
Date: Jan 24, 2026 12:00am to Jan 24, 2026 12:00am
Paid Event
Wellness Walk
Come join a ranger for a mindful walk through the orchards.
Date: Jan 31, 2026 12:00am to Jan 31, 2026 12:00am
Paid Event
Valentine's Day Card Making
Date: Feb 14, 2026 12:00am to Feb 14, 2026 12:00am
Paid Event
Wellness Walk
Come join a ranger for a mindful walk through the orchards. This is an accessible program.
Meet at the back patio of the visitor center.
Date: Feb 21, 2026 12:00am to Feb 21, 2026 12:00am
Paid Event
Wellness Walk
Come join a ranger for a mindful walk through the orchards. This is an accessible program.
Meet at the back patio of the visitor center.
Date: Feb 28, 2026 12:00am to Feb 28, 2026 12:00am
Paid Event
Visitor Center & Contacts
📍 Physical Address:
4202 Alhambra Ave
Martinez, CA 94553
🏤 Mailing Address:
4202 Alhambra Ave
Martinez, CA 94553
📞 Voice Phone: 9252288860
✉️ Email: jomu_general_info@nps.gov