Examples:

• It's really hot there.
• It's really hot today. We should go swim in the pool.
• It's really hot in Barcelona right now. - Same here.
• It's really hot. Let's go to the pool. - Definitely.
• It's really hot. - Switch on the air conditioning.
• It's really hot and I'm ready to dive in the pool.
• What's the weather today in Miami? - It's really hot.
• It's really hot right now. Can I drink some water, please?
• Can I have a lollipop, please? It's really hot outside.
• Please turn on the fan. It's really hot.