Work Locations. The elevation is 1,700 feet and is the park headquarters. It is approximately 6 miles from the town of Three Rivers, CA. Snow is seldom encountered at this elevation as the spring, fall, and winter seasons are generally mild. Summers are hot and occasionally humid. Temperatures typically range in the summer from 80-115 degrees. Three Rivers has restaurants, groceries, gas stations, banking and a variety of services and includes a school from kindergarten through eighth grade. The nearest full service town is Visalia, 35 miles to the west.