How to manage heat during charging

I am a pixel 9a user and my phone reaches 37-40 degree while charging my ambient temperature is 32-35 and I use a samsung 25w charger so is it normal or any tips to keep phone cooler during charge cause removing case always is frustrating and not s option and it does make a case loose faster .so plz if anyone have suggestions drop it and yes I still haven't got June security patch india region if anybody have any idea when we are gonna get it then drop it.