暑 means “hot (weather)”

あつ · atsu

Also: sultry, hot, summer heat

Kun'yomi (Japanese reading)
あつい
On'yomi (Chinese reading)
ショ

JLPT N4 · Taught in grade 3 · 12 strokes

The story

The sun (日) beats down on the earth below: 暑い (atsui) is the summer heat that makes you seek shade. Japan's humid summers are legendary for their oppressive 暑さ (atsusa, heat).

Used in 猛暑 (mousho, extreme heat) and 暑中 (shochu, midsummer)

More from Weather & Sky

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Readings from KANJIDIC2, © EDRDG, CC BY-SA.