USFS · California

San Rafael Wilderness

After the initial preservation of land under the Wilderness Act of 1964, the original San Rafael Wilderness (1968) was the first Primitive area added to the NWPS's roster. Here in the chaparral-covered...

Description from Wilderness Connect (wilderness.net), where the full text continues.

Official page at Wilderness Connect ↗
San Rafael Wilderness
Photo from Wilderness Connect, wilderness.net
DesignationWilderness
Managed byU.S. Forest Service
StateCalifornia
Size191,104 acres (Wilderness Connect)
Designated1968, by Congress
Center point34.8128, -119.8656
Night skyAbout as dark as the ground gets (Black Marble reading 19)

Boundary map

1 outline

Boundary, simplified to about 0.005 degrees Federal campground Forest Service recreation site

The outline is the agency boundary simplified for display, so small parcels and inholdings may not show. The agency page has the authoritative map.

Weather by month

NOAA climate normals →
Weather by month near San Rafael Wilderness40°50°60°70°80°January: 1.49 inches of precipitationFebruary: 1.62 inches of precipitationMarch: 1.49 inches of precipitationApril: 0.48 inches of precipitationMay: 0.28 inches of precipitationJune: 0.03 inches of precipitationJuly: 0.10 inches of precipitationAugust: 0.01 inches of precipitationSeptember: 0.08 inches of precipitationOctober: 0.22 inches of precipitationNovember: 0.46 inches of precipitationDecember: 1.10 inches of precipitationJanFebMarAprMayJunJulAugSepOctNovDecJanuary: 47.1°F averageFebruary: 48.1°F averageMarch: 51.2°F averageApril: 55.2°F averageMay: 62.4°F averageJune: 69.8°F averageJuly: 75.6°F averageAugust: 74.5°F averageSeptember: 70.2°F averageOctober: 60.9°F averageNovember: 51.8°F averageDecember: 46.4°F average0 in0.5 in1 in1.5 in2 inTemp °FInches
The line is the average temperature and the bars are average precipitation at New Cuyama Fire Stn, 14 miles from the center point at 2,160 feet, station USC00046154 in the NOAA monthly climate normals for 1991 to 2020. Precipitation totals about 7 inches a year.

Large units span more than one climate. The station stands in for the center point, and the outer parts of the boundary can be warmer or colder.

Where to camp

Campsite Atlas →

No federal campground sits inside the boundary. 9 are within ten miles of it. Nearest first. Distances are from the campground point to the boundary edge, from the Campsite Atlas index.

Show 1 more

Trailheads and sites

Forest Service directory · 1

The Forest Service lists 1 recreation site inside this wilderness, among them 1 backpacking. Each links to its page on fs.usda.gov, which carries the season, fees and current status.

Distance is from the center point of the boundary, not from a road or town.

20 named Forest Service trails enter this wilderness, 195 miles in all. The 10 longest are listed here.

TrailMiles
Sisquoc32.7
Horse Canyon la Brea28.6
Manzana22.9
Santa Cruz18.9
Lost Valley18.3
Hurricane Deck14.6
Mission Pine14.6
Kerry Canyon OHV8.3
Sweetwater6.8
Roque Canyon5.8

Lengths and allowed uses come from the Forest Service trail layer by way of Trailhead Atlas, refreshed September 18, 2026. Trails in plain text have no page there yet.

Explore

Nearby on the other atlases

National Register listings within 15 miles · 22 in all · Register Atlas

Landmarks are listed first, then by distance from the boundary.

Reference

Questions people ask

How big is San Rafael Wilderness?

191,104 acres.

Source: Wilderness Connect

Who manages San Rafael Wilderness?

The U.S. Forest Service.

Source: Wilderness Connect

What state is San Rafael Wilderness in?

California.

Source: Wilderness Connect

When was San Rafael Wilderness designated?

Congress designated it in 1968.

Source: Wilderness Connect

Can I camp at San Rafael Wilderness?

No federal campground sits inside the boundary. The nearest is Nira Campground, 0 miles out. 9 in all are within ten miles. Camping inside a wilderness is usually allowed away from roads, with no facilities; the managing agency page has the permit rules.

Source: Where to camp

Where are the trailheads in San Rafael Wilderness?

The Forest Service lists 1 recreation site here, including 1 backpacking. Each one links to its Forest Service page.

Source: Trailheads and sites

How do I get to San Rafael Wilderness?

A point inside the boundary is at 34.813, -119.866. The official page carries directions and the office address.

Source: Wilderness Connect

How dark is the night sky at San Rafael Wilderness?

NASA’s Black Marble night-lights image reads 19 on a 0 to 255 scale at the center point, about as dark as the ground gets.

Source: NASA Black Marble

Are there historic places near San Rafael Wilderness?

22 National Register listings within 15 miles, including Mission Santa Ines, Church and Madulce Guard Station and Site.

Source: Register Atlas

Sources

  • Boundary, name, acreage, designation year, states and description: Wilderness Connect.
  • Campgrounds: the Campsite Atlas index of federal campgrounds, matched to this boundary at build time.
  • Trailheads and sites: the Forest Service Recreation Opportunities layer, points inside the boundary.
  • Trails: the Trailhead Atlas open-data file of Forest Service trails, matched on the wilderness each trail enters.
  • Night sky: NASA Black Marble (VIIRS, 2016 composite) sampled at zoom 6 around the center point.
  • Weather, alerts, air quality, river flow and earthquakes load live in your browser from NWS, AirNow, USGS and iNaturalist when you open the page.