Texas summers cook your roof in 100+ degree heat, causing shingles to dry out...

https://research-wiki.win/index.php/Why_Is_My_Attic_So_Hot_Even_With_the_AC_Running%3F_5_Hidden_Causes_and_How_to_Fix_Them

Texas summers cook your roof in 100+ degree heat, causing shingles to dry out and crack faster than you expect. Winter storms bring sudden cold snaps that can make damaged shingles brittle and prone to breaking