Arizonan Galleries Arizona Jobs Real Estate Dining Guide Outdoor Fun Kofa National Wildlife Refuge is over 665,400 acres of Sonoran Desert. The elevations in the refuge vary dramatically. Visitors may be at an elevation of 680 feet on the desert floor and then travel to Signal Peak at 4,877 feet.
Temperatures also change.
In the months of December and January, the lows range near 25 degrees, yet in July and September, temperatures can reach 115 degrees. The Sonoran Desert provides a unique habitat for vegetation. Here visitors will find creosote, ironwood, mesquite, palo verde and ocotillo. Not only is there vegetation, but desert wildlife. Bighorn sheep, mule deer, kit fox, desert tortoise, rattlesnakes and bats live in the refuge.