How do you say "hot" in Japanese?

暑い

atsui

Adjective Kanji

In Japanese, "hot" is 暑い (atsui).

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Pronunciation

暑い is written using kanji. Romanised as atsui, it sounds roughly like "ah-tsoo-ee" to an English ear.

Writing and usage

Atsui (暑い) specifically describes hot atmospheric weather, distinct from netsui (hot from fever) or atsui (hot to touch). The kanji 暑 uses the radical for sun, pointing to weather-related heat.

Example sentence

今日の天気はとても暑いです。

Kyou no tenki wa totemo atsui desu.

Today's weather is very hot.

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How to remember 暑い

The kanji contains the sun radical on the left side. Imagine standing in direct sunlight on a hot summer day and you will remember this word instantly.

Related words

Browse all Japanese words in the glossary.

See more Japanese adjectives.

Questions about 暑い

How do you pronounce 暑い?

暑い is romanised as atsui. Say it roughly like "ah-tsoo-ee" in English. Each Japanese syllable has even weight, so keep the rhythm steady.

Is 暑い formal or casual?

暑い is a neutral, everyday word that works in both casual and polite speech. The level of formality comes from the sentence structure around it, not from the word itself.

How is 暑い written in Japanese?

暑い is written using kanji. Atsui (暑い) specifically describes hot atmospheric weather, distinct from netsui (hot from fever) or atsui (hot to touch).

Where can I practice Japanese words for free?

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"Hot" in other languages

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