Slab Route

Is Slab Route 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 23, 9:30 pm PDT · Source: NPS · Joshua Tree National Park. Agencies don't list every closure — check before you go.

Best time to visit Slab Route

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.

1. Jan

   58° / 38°

   4 wet

2. Feb

   61° / 39°

   3 wet

3. Mar

   67° / 40°

   3 wet

4. Apr

   73° / 46°

   2 wet

5. May

   82° / 52°

   1 wet

6. Jun

   91° / 59°

   0 wet

7. Jul

   96° / 66°

   2 wet

8. Aug

   96° / 68°

   2 wet

9. Sep

   89° / 60°

   2 wet

10. Oct

    80° / 50°

    1 wet

11. Nov

    66° / 41°

    2 wet

12. Dec

    58° / 34°

    4 wet

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Yucca Valley, CA, 4.1 mi away at 3,249 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.