Laredo, Texas.

[Mayhap]

It always feels like sunday here. 
That slow air so hot you can’t even think. 
All the hotels are empty save for lost families  <-- Mayhap a comma before " save" or even a new line?
and cheating husbands. 

We hide from la llorona, her horrific grieving <-- Capitalize Llorona? or italicizing the whole title. Mayhap consider reformatting the first three lines of this stanza, it doesn't quite flow.
body grazing the night fed streets like the slowest fire. 
Our bedroom is haunted by something new. 
We watch bad tv shows and get bit by ants 
all across our hands. 

I pray in the car as my mom drives us home drunk. <-- Consider getting rid of the "my" it makes the audience feel like they are a part of your experience because you alway use "us"
I pray we don’t die on this empty highway. 
I don’t to become folklore. After our death all  <-- Missing a word I think. "I don't want to become.."  Also "After our deaths" as there were multiple people in the car
the teenagers will tell their little brothers about us to 
scare them into crying. 

It’s always almost something here. <-- Mayhap put quotes around always because it is unclear that you are discussing the nature of almosts
I was almost state champion, could’ve been. 
He almost died last week.  
We almost got out of here, y’know. <-- Mayhap the final line would be more impactful without "y'know" unless you are purposefully trying to lighten the mood