NPS · Arizona

Organ Pipe Cactus Wilderness

Located at the heart of the vast and lush Sonoran Desert, Organ Pipe Cactus Wilderness hugs the Mexican border and celebrates a desert full of life: 550 species of vascular plants, 53 species of mammals...

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

Official page at Wilderness Connect ↗
Organ Pipe Cactus Wilderness
Photo from Wilderness Connect, wilderness.net
DesignationWilderness
Managed byNational Park Service
StateArizona
Size312,600 acres (Wilderness Connect)
Designated1978, by Congress
Center point32.0376, -112.8580
Night skyVery dark ground, a faint glow at most (Black Marble reading 29)

Boundary map

2 outlines

Boundary, simplified to about 0.005 degrees Federal campground

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 Organ Pipe Cactus Wilderness50°60°70°80°90°January: 0.99 inches of precipitationFebruary: 0.89 inches of precipitationMarch: 0.78 inches of precipitationApril: 0.31 inches of precipitationMay: 0.18 inches of precipitationJune: 0.11 inches of precipitationJuly: 1.32 inches of precipitationAugust: 1.82 inches of precipitationSeptember: 0.75 inches of precipitationOctober: 0.56 inches of precipitationNovember: 0.44 inches of precipitationDecember: 1.13 inches of precipitationJanFebMarAprMayJunJulAugSepOctNovDecJanuary: 56.0°F averageFebruary: 57.9°F averageMarch: 63.3°F averageApril: 68.8°F averageMay: 76.3°F averageJune: 84.8°F averageJuly: 89.7°F averageAugust: 89.3°F averageSeptember: 84.5°F averageOctober: 74.3°F averageNovember: 63.4°F averageDecember: 55.4°F average0 in0.5 in1 in1.5 in2 inTemp °FInches
The line is the average temperature and the bars are average precipitation at Organ Pipe Cactus NM, 7 miles from the center point at 1,678 feet, station USC00026132 in the NOAA monthly climate normals for 1991 to 2020. Precipitation totals about 9 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 →

1 federal campground sits inside the boundary and 1 more is within ten miles of it. Nearest first. Distances are from the campground point to the boundary edge, from the Campsite Atlas index.

Explore

Nearby on the other atlases

National Register listings within 15 miles · 7 in all · Register Atlas

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

Reference

Questions people ask

How big is Organ Pipe Cactus Wilderness?

312,600 acres.

Source: Wilderness Connect

Who manages Organ Pipe Cactus Wilderness?

The National Park Service.

Source: Wilderness Connect

What state is Organ Pipe Cactus Wilderness in?

Arizona.

Source: Wilderness Connect

When was Organ Pipe Cactus Wilderness designated?

Congress designated it in 1978.

Source: Wilderness Connect

Can I camp at Organ Pipe Cactus Wilderness?

1 federal campground sits inside the boundary, including Alamo Canyon Primitive Campground. 2 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

How do I get to Organ Pipe Cactus Wilderness?

A point inside the boundary is at 32.038, -112.858. Organ Pipe Cactus National Monument is adjacent. The official page carries directions and the office address.

Source: Wilderness Connect

How dark is the night sky at Organ Pipe Cactus Wilderness?

NASA’s Black Marble night-lights image reads 29 on a 0 to 255 scale at the center point, very dark ground, a faint glow at most.

Source: NASA Black Marble

Which national parks are near Organ Pipe Cactus Wilderness?

Organ Pipe Cactus National Monument (adjacent). Park Atlas has fees, hours and alerts for each.

Source: Nearby on the other atlases

Are there historic places near Organ Pipe Cactus Wilderness?

7 National Register listings within 15 miles, including Gachado Well and Line Camp and Milton Mine.

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.
  • 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.