Spring is a great time to go but everyone else also knows that. Can be incredibly busy. Do avoid the week before Easter (April4 4-12, 2020) as this is the week of the Moab Jeep Safari. You'll find Moab busy from mid-March through the end of May.
Ken & Allison
2 Camping Cats (1 diabetic)
1996 4Runner, TRD Supercharger, Edelbrock headers
2007 Fleetwood Arcadia, Honda EU2000i
4 mountain bikes, 1 canoe, 4 tents, 8 sleeping bags, 2 backpacks
(You get the idea!)