Hello, could you tell me how to dress a 2-month-old in hot weather (30…

Hello, could you tell me how to dress a 2-month-old in hot weather (30+ degrees Celsius) during the day and evening when there is a light breeze? I wear a sleeveless bodysuit with short sleeves and socks for walks in the evening, but I cover the feet with a thin blanket, does my child get cold? (If it gets a little chilly, I put on a thin hat). Over the last month, he has already had two bouts of illness. There was fever (which can be caused by heat during the day because it's hot and stuffy inside the apartment. We turn on the air conditioner, we go to another room as soon as we turn off the air conditioner, the humidity returns). And