California · Rock climbing · Twentynine Palms

Isles in the Sky

Isles in the Sky is a California climbing area with 2 trad routes.

Photo: daveynin, CC BY 2.0 (via Flickr)

2 routes

5.10a – 5.11a

Trad

Is Isles in the Sky open right now?

Alert in the area

The National Park Service lists 3 alerts for Joshua Tree National Park.

Partial Trail Closure of West Side Loop
Park alert covering Joshua Tree National Park · NPS · Joshua Tree National Park
Inaccurate Third-Party Apps
Park alert covering Joshua Tree National Park · NPS · Joshua Tree National Park
Oasis of Mara Trail Partial Closure
Park alert covering Joshua Tree National Park · NPS · Joshua Tree National Park

As of Oct 24, 6:30 pm PDT · Source: NPS · Joshua Tree National Park. Agencies don't list every closure — check before you go.

Best time to visit Isles in the Sky

Best months: October–May. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.

Jan
58° / 38°
4 wet
Feb
61° / 39°
3 wet
Mar
67° / 40°
3 wet
Apr
73° / 46°
2 wet
May
82° / 52°
1 wet
Jun
91° / 59°
0 wet
Jul
96° / 66°
2 wet
Aug
96° / 68°
2 wet
Sep
89° / 60°
2 wet
Oct
80° / 50°
1 wet
Nov
66° / 41°
2 wet
Dec
58° / 34°
4 wet

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Yucca Valley, CA, 20.7 mi away at 3,249 ft. The station sits about 1,200 ft lower than this place, so expect it a little cooler here. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

Isles in the Sky is a climbing area in Joshua Tree National Park, within the Joshua Tree Wilderness, on land managed by the National Park Service. The park and wilderness are part of the same unit, and the place sits inside both. Spring and fall are the most comfortable times to visit. Typical averages from the Yucca Valley weather station, about 21 miles away, show April highs near 73°F and October highs near 80°F, while July and August average highs of about 96°F. A fee is charged for entry. The climbing area is surrounded by other climbing spots, including Isles Corridor and Isles in the Sky (Southeast Face), both about 0.1 mile away. Split Rock Trail and Skull Rock Nature Trail are hikes within a mile.