Lantana's housing is newer than a lot of what we cover - median year built 2007, against a service-area median closer to 2002. That means the fleet of doors here is entering the failure window a little later than in the older pockets, but it's entering it now, in a fairly tight band, because so much of the town was built out in the same few years. When one torsion spring goes at the twenty-year mark, we tend to see a run of similar calls from the same era of construction nearby.
The climate here runs moderate heat rather than extreme, which is kinder to the door than a harsher band would be - less thermal cycling stress on the panels and less strain on the opener's gears from repeated hot starts. That's not nothing, but it's not the driver of what we're seeing. The driver is age of hardware, plain and simple: springs and cables have a rated cycle life, and Lantana's stock is old enough now that a good number of houses are hitting it at roughly the same time.