qī​yuè​liú​huǒ

summer heat recedes

七月流火 qī​yuè​liú​huǒ
summer heat recedes
Referring to the seventh month of the lunar calendar when the star Antares begins to move westward, signaling the arrival of cooler autumn weather
blistering July heat
Used in modern contexts to describe the intense heat of July in the Gregorian calendar

Frequency

Written text
0.071 per million

Sources

Frequency data
BCC Corpus (BLCU)