0
Pull-thru
USACELake Sonoma · California
Warm Springs Rec Area
Overview Warm Springs Recreation Area is a day-use park located at Lake Sonoma, which is just a 45 minute drive north of Santa Rosa and a 2 hour trip from San Francisco.
Sites6all reservable
Elev.233ft
Comf.Jan-Dec10 months
Max rigtents
Electric1sites
From San Francisco2h05real road time
The honest read
Synthesized from
RIDB · Open-Meteo
OSM · OSRM
Updated 2026-05-27
RIDB · Open-Meteo
OSM · OSRM
Updated 2026-05-27
At 233 ft, Warm Springs Rec Area has a 10-month comfortable window (Jan-Dec). Winter nights average around 43°F, so the shoulder seasons turn cold fast. All 6 sites are reservable in advance, so plan ahead. Popular weekends book out. Within about 4 miles: 5 peaks, lake or river access.
The campground at a glance
01 · CHARACTER
Reads strongest on shade and reservability. Softest on roomy sites.
Six axes, each scored relative to every other federal campground in the region: quiet (miles to a major road), cool (elevation), roomy (average site spacing), shade, RV-fit (longest rig), and how reservable it is. All six come from data, nothing hand-tuned.
When to go
02 · CLIMATE
avg highavg lowfrost-freedriest · Jul
Jan-Dec
Comfortable window: nights stay above 35°F, days below 90°F.
98%
Of summer weekend-days are dry.
Feb 16
Last spring frost; first fall frost Dec 6.
59°F
Average July low.
Getting there
03 · ACCESS
01
San Francisco
94 mi
2h05
02
Sacramento
106 mi
2h21
03
Fresno
289 mi
6h25
04
Los Angeles
542 mi
12h03
05
San Diego
687 mi
15h16
By drive time
Routed road time (OSRM). Nearest major highway 2.9 mi away.
Picking your site
04 · 6 SITES
Color byShow only
6 mapped sites · dot color = seclusion · click a dot for details. Basemap © OpenStreetMap.
0
Walk-in
0
50-amp
4
Accessible
0
Prime
6
Sites
What's within four miles
05 · TRAILS · PEAKS · WATER
Trails & Peaks
Trail segments
105
Peaks
5
Viewpoints
4
Water & Access
Lake / river access
yes
To nearest major road
2.9 mi
Method
We synthesize public data layers: RIDB and Recreation.gov facility and site records, Open-Meteo climate normals, OpenStreetMap roads, trails, and water, OSRM drive times, and USGS elevation. We take no bookings, no ads, and no paid placements. Independence is the entire point.