Traditional Culture Encyclopedia - Weather forecast - How hot it is today! Is Hot an adjective or an adverb?

How hot it is today! Is Hot an adjective or an adverb?

Heat is an adjective here.

reason

It's hot today. It's very hot today. Add adjectives after it. When converted into exclamatory sentences, Hot is an adjective. So the structure here is how plus adjectives plus it means adding something else.

If you encounter similar things in the future, you can judge them by a little conversion.