Spring and fall are the best seasons to visit. I was there in early summer and the temperatures were brutal.

Don’t forget that Arches National Park is timed entry between 7am and 3pm. Purchase passes on recreation.gov.

Of the government campgrounds, only Dead Horse has electricity, but you will need to haul in your own water.

Moab, Utah is the largest municipality. It is primarily geared toward tourism, so should have all the services and entertainment options you require.