Change back to 5W30.
Modern oil does not need this adjustment if you use major brands or especially synthetic, unless you are losing oil then yeah, adjust upwards or go high mi.
Wear warmed up isn't much of a factor, it's not like you are desert racing. Long road trip equates to highway at steady speed and good airflow, it is not all that demanding. Towing in hills, maybe.
Modern oil does not need this adjustment if you use major brands or especially synthetic, unless you are losing oil then yeah, adjust upwards or go high mi.
Wear warmed up isn't much of a factor, it's not like you are desert racing. Long road trip equates to highway at steady speed and good airflow, it is not all that demanding. Towing in hills, maybe.