Due to the length of the Old Spanish National Historic Trail, be sure to consult local weather sources for the region you'll be visiting. Here is a link to the Weather Channel website for the west central U.S.
Did You Know?
Researchers mapping the Old Spanish National Historic Trail have used travelers' accounts and knowledge of landmarks, geography, and geology. Over its years of use, Old Spanish Trail routes varied as traders looked for good water sources and shortened the length and time of travel.