• 暑さあつさ

  heat (of the weather), hotness

• 暑中しょちゅう

  height of summer, high summer, hottest part of the summer

• 暑いあつい

  hot, warm, sultry, heated

• 猛暑もうしょ

  heat wave, fierce heat

• 避暑ひしょ

  escaping the summer heat, going somewhere cooler during the summer, summering

• 酷暑こくしょ

  intense heat, severe heat

• 残暑ざんしょ

  late summer heat, lingering summer heat

• 暑中見舞しょちゅうみまい

  summer greeting card, inquiry after someone's health in the hot season

• 蒸し暑いむしあつい

  humid, sultry

• 暑しょ

  heat

• 暑夏しょか

  hot summer

• 暑熱しょねつ

  heat of summer

• 暑気しょき

  summer heat, hot weather

• 処暑しょしょ

  "limit of heat" solar term (approx. August 23, when the weather is said to start cooling down)

• 劇暑げきしょ

  severe heat, intense heat, oppressive heat

• 厳暑げんしょ

  extreme heat

• 向暑こうしょ

  approach of the hot season, approaching the hottest time of the year

• 耐暑たいしょ

  resistance to heat

• 大暑たいしょ

  blistering heat

• 寒暑かんしょ

  hot and cold, summer and winter

• 蒸暑じょうしょ

  sultry, muggy, steamy, sticky, hot and humid

• 薄暑はくしょ

  light heat at the beginning of the summer

• 小暑しょうしょ

  "minor heat" solar term (approx. July 7)

• 防暑ぼうしょ

  protection against heat

• 炎暑えんしょ

  heat wave, intense heat

• 極暑ごくしょ

  intense heat, hottest season, peak of summer's heat

• 盛暑せいしょ

  height of summer

• 溽暑じょくしょ

  sultry, muggy, steamy, sticky, hot and humid

• 暑中りしょあたり

  heatstroke, heat prostration

• 暑がりあつがり

  being sensitive to the heat, person who is sensitive to the heat

• 暑がるあつがる

  to appear to suffer from the heat, to complain of the heat, to swelter

• 避暑客ひしょきゃく

  summer visitor

• 避暑地ひしょち

  place that is cool in the summer, place one goes to escape the heat of summer, summer retreat

• 猛暑日もうしょび

  day on which the temperature rises above 35°C, extremely hot day

• 春暑しはるあつし

  summer-like (e.g. of weather in late spring)

• 耐暑性たいしょせい

  heat resistance

• 酷暑日こくしょび

  day on which the temperature rises above 35°C, extremely hot day

• 暑中休暇しょちゅうきゅうか

  summer vacation

• 暑い盛りあついさかり

  heat of the day, hottest part of the day

• 暑気払いしょきばらい

  avoiding the summer heat, beating the summer heat

• 暑さ指数あつさしすう

  wet bulb globe temperature index, WBGT index, heat stress index

• 暑中伺いしょちゅううかがい

  summer greeting card, inquiry after someone's health in the hot season

• 暑苦しいあつくるしい

  sultry, sweltering, stuffy, oppressively hot

• 酷寒猛暑こっかんもうしょ

  bitter cold and fierce heat

• 蒸し暑さむしあつさ

  heat and humidity, humid heat

• クソ暑いくそあつい

  extremely hot

• 暑さしのぎあつさしのぎ

  relief from the heat

• 暑気あたりしょきあたり

  suffering from the heat, heatstroke, heat prostration

• 残暑見舞いざんしょみまい

  late-summer greeting card (sent from about August 8 onward)

• 真夏の暑さまなつのあつさ

  heat of high summer