You will sweat. Just accept it, and let the sweat wash over you. You will get used to it. Which leads me to number two.
Fans are everything, wherever you go, make sure you’re sitting under the fan, it makes all the difference in the world. Like 10 degrees difference.
Pocari Sweat is a drink sold everywhere here, you want to get to know and love it. It’s the Indo equivalent of Gatorade, but without all the weird colors and flavors. Stay hydrated.