暑夏

しょか

hot summer

真夏

まなつ

midsummer

真夏日

まなつび

day on which the temperature exceeds 30 degrees Centigrade

暑さ

あつさ

heat (of the weather), hotness

長く暑い夏

ながくあついなつ

Long, hot summer (of 1967, when race riots occurred in many cities in the US)

夏の月

なつのつき

the (cool) summer moon

暑

しょ

heat

真の

しんの

true, real, genuine, proper, utter

暑さ凌ぎ

あつさしのぎ

relief from the heat

暑さ指数

あつさしすう

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

暑さ中り

あつさあたり

suffering from the heat, heatstroke, heat prostration

蒸し暑さ

むしあつさ

heat and humidity

夏

か げ なつ

summer

夏の夜の夢

なつのよのゆめ

A Midsummer Night's Dream (comedy by William Shakespeare)

夏の盛り

なつのさかり

height of summer; hottest part of summer

夏越の祓

なごしのはらえ

summer purification rites (held at shrines on the last day of the 6th lunar month)

常夏の国

とこなつのくに

land of everlasting summer

春夏の交

しゅんかのこう

change from spring to summer

夏への扉

なつへのとびら

The Door into Summer (1957 novel by Robert A. Heinlein)