Weather in the Park
North District: Semi-arid, receiving 18 to 20 inches of rain annually.
South District: is a high desert in the rain shadow of the Rocky Mountains. Rainfall averages from 6 to 10 inches annually.
Summer temperatures: Highs in the 80s (F) and 90s (F), lows in the 50s (F) and 60s (F). Summer temperatures can peak over 100 degrees.
Winter temperatures: Range in the 20s and 30s with low temperatures averageing the 10s (F) and 20s (F). During the winter the thermometer can drop below 0 (F) with extreme wind chill factors.
Did You Know?
There are five distinct rock layers exposed in the ridge at Horseshoe Bend. The Sundance Formation contains marine fossils such as gryphaea, belemnites, and crinoid stems. Above the Sundance, the Morrison Formation, of Jurassic age, contains diplodocus and allosaurus dinosaur fossils. More...