July 23, 2018

by Bryan Snider

A monsoon storm brings lightning to the sky over the Painted Desert in Northeastern Arizona.

July 22, 2018

by Dean Baker

Waterfalls form on the cliffs of Fish Creek Canyon after a July monsoon storm.

July 21, 2018

by Dacia Ketterer

A pair of warblers perch on reeds in Phoenix’s Tres Rios Wetlands.

July 20, 2018

by Kurt Munger

Storm clouds gather over the mountains of Catalina State Park near Tucson.

July 19, 2018

by Tasha Lindsay

The Apache Trail (State Route 88) offers a view of one of the Salt River’s lakes.

July 18, 2018

by Donal Hill

Black-and-White Wednesday: Lightning flashes across the sky over ponderosa pines in the Flagstaff area.

July 17, 2018

by Arlene Waller

A massive thunderstorm approaches the Superstition Wilderness east of Phoenix.

July 16, 2018

by Tina Wright

A double rainbow forms at the Grand Canyon, as viewed from Yaki Point on the South Rim.