There's probably a huge amount of factors beyond what you've shared. Those can add up. - Which state is closest to your parents - Who is the most changeable - Do you want to live with a couple - Are you okay with having to change routes sooner than you planned if things don't go as well - Whose lifestyle and social scene do you line up with the most And more! With what I know so far, I would suggest Colorado. More connections and less baggage. Until you're capable of choosing where you live without any hassle, weather is secondary to happiness.