CAVE TOURS BY RESERVATION ONLY - Please see our Cave Tours page for other current restrictions.

Masks are required when visiting our ranger stations, restrooms, stores, or inside the caves. Please also wear a mask while recreating outside if social distancing cannot be maintained.

Annual Weather

Weather at Kartchner Caverns State Park is usually pleasantly temperate. The rare snow may occur from November to March, Monsoon storms may occur from July to September and January to April may be windy. Inside the cave, it averages around 70 degrees F. but the humidity averages around 99 percent so it will feel much warmer. You will not need a coat or jacket inside while on tour but it may be appropriate to take them for the tram ride from October through April, depending on the weather conditions outside the cave. Below is a listing of average daily temperatures and monthly precipitation:

Kartchner Caverns State Park Average Daily Temperature (Degrees Fahrenheit) & Monthly Precipitation (Inches)
Month High Low Precipitation
January 63° F 29° F 1.05"
February 67° 32° 0.58"
March 71° 36° 0.53"
April 79° 41° 0.26"
May 87° 49° 0.24"
June 96° 58° 0.51"
July 95° 65° 3.49"
August 93° 64° 3.16"
September 90° 57° 1.73"
October 81° 46° 1.34"
November 71° 33° 0.50"
December 63° 28° 0.82"