Newman Springs flows at 94 degrees Fahrenheit near Lucerne, creating a 35-degree thermal elevation above ambient conditions. The short 575-foot walk from the road makes this a notably accessible geothermal feature in Lake County's foothill region.
The spring sits at 2,314 feet elevation in chaparral and oak woodland landscape. A gentle short-walk approach from the road crosses typical California foothill terrain characteristic of this transition zone between coastal and inland climates.
History of Newman Springs
Newman Springs represents geothermal activity in the Clear Lake volcanic region where thermal features dot the landscape. The spring's relatively modest flow but consistent temperature reflects stable subsurface heat conditions.
The spring requires only a brief walk from the road, making it accessible year-round. Annual precipitation of 31 inches concentrates in winter months. Best visits occur in cooler months when the thermal contrast feels most pronounced.
Is Newman Springs worth visiting?
Best for
- Warm-water soaking
- Overnight camping trips
Newman Springs is well suited for warm-water soaking and overnight camping trips.
Annual Precip: 30.6 in
Annual Snow: 13.6 in
December
Air 45°F · Water 94°F · +50° contrast
January
Air 46°F · Water 94°F · +49° contrast
February
Air 46°F · Water 94°F · +48° contrast
December offers 34°F more contrast than July
The main feature of the area is a 35-acre lake for non-motorized vessels, trout fishing and swimming. A one-mile trail leads along the lake shore. There are accessible restrooms and a popular fully-accessible fishing pier.
Reserve on Recreation.gov →
Swimsuit & towel
Water bottle
Stay hydrated, especially in hot water
Camping gear
Nearby camping at Letts Lake Campground
Trash bag
Pack out what you pack in
USGS Quad: CLEARLAKE OAKS 15 · PP 492: 49.0 · NOAA: 6.0 · AMS Map: UKIAH
What is the water temperature at Newman Springs?
Newman Springs has a water temperature of 94°F (35°C). This is a warm thermal spring.
Where is Newman Springs located?
Newman Springs is located in Lake County, California at 2,314 feet elevation, near Lucerne. Coordinates: 39.1960°N, 122.7140°W.
How do I get to Newman Springs?
Newman Springs has Short Walk road access (0.1 mi from the road).
Can I camp near Newman Springs?
Yes, Letts Lake Campground is located nearby (7.4 miles away).
Is it safe to soak at Newman Springs?
Newman Springs is generally safe for soaking at its recorded temperature. Access may be on private land or unconfirmed — verify current conditions before visiting. Always tell someone your plans before visiting remote hot springs.
Is Newman Springs crowded?
Newman Springs sees varying levels of visitors depending on the season and day of the week.
What should I bring to Newman Springs?
Essentials for Newman Springs: swimsuit, towel, water bottle, camping gear, a trash bag to pack out what you pack in.