I love answering this question, to see if I can remember everything.
Utah has both extremes of weather, but the southern part is usually 15+ degrees warmer than Salt Lake. As for letting your dogs run free, it depends on where you are. Smaller town are more sympathetic than larger ones.
Castle doctrine
stand your ground law
You can open carry anywhere you can carry concealed
Your employer cannot ban a gun in your vehicle in the parking lot.
No duty to inform police you are carrying. (Although I still do, it gets me out of tickets,)
Carry in schools, k-university
carry in church as long as you're not a mormon
carry in banks
carry in bars
state has preemption
state law forbids confiscation in time of crisis
John Browning's mansion is for sale
plenty of desert and mountain terrain
carry in National Parks
Permit valid in 34 states, last I checked,
if the direction of the President's pushing upsets you, we are pushing back HARD.
Kill all the coyotes you can, no license, no season, no limit
We have tabled legislation to do away with permits. It will likely go through soon.
I personally plan to build Fort Deckard out in the sagebrush where I can shoot clay birds off my back deck and no one will care.
BTW, your buddy in Mexico, he must be way out in the Agaves, if any of US crossed the border and got caught with a single round of ammo in the car, we would probably be spending time in a Mexican jail. One day of that is too many.