Death Valley: North America's Driest Place

Death Valley, California (Mojave Desert) holds the title for driest, hottest, lowest location in North America.

Records

• Precipitation: <1.5 in (38 mm) annual average; some years zero
• Temperature: 134°F (56.7°C) — Furnace Creek, July 10, 1913 (world record)
• Elevation: Badwater Basin −282 ft (−86 m) — continent's lowest point

Why So Dry?

1. Rain shadow: Four mountain ranges (Sierra Nevada, Panamint, Amargosa, Owlshead) block Pacific moisture
2. Subtropical high: Descending air suppresses clouds
3. Low elevation: Compressional heating amplifies temperature
4. Soil: Saline, impermeable—rapid runoff, no retention

Life Adapts

• Creosote, mesquite, desert holly (phreatophytes tap deep water)
• Ephemeral wildflowers after rare rains (superbloom ~decadal)
• Kangaroo rat (metabolic water), pupfish (salty springs), sidewinder
• Timbisha Shoshone: ancestral homeland; still reside at Furnace Creek

Visiting

Death Valley National Park (3.4M acres). Summer: extreme danger. Spring/fall: ideal. Carry 1 gal water/person/day. Cell service minimal.