These guys need to recalculate things. The humidity is only high here a couple of months.
Houston is far sweatier. You can break a sweat there sitting still in February in 50 degree weather.
Trust me, I've lived in both places.
Perhaps, but when you get 10 miles outside Houston, you will continue to see greenery. When you cross the Phoenix city line, the desert abruptly begins. The whole city is landscaped in Astroturf.