Comparative daytime and nighttime temps
And this: Why 107 nighttime temps should freak you out
Wow! I can imagine the humidity!
Add Oman to the places I’ll never visit in summer.
I hadn’t considered the problem of nighttime cooling before, but I suppose it stands to reason. As the ground warms up, it will keep nighttime temperatures warmer, too. I don’t know why the lows are getting higher faster than the highs, but that both get higher makes sense.