noun
radiative cooling; radiational cooling
A meteorological term referring to the cooling of the Earth's surface and air near the ground due to longwave radiation emission, especially on clear, calm nights.
今夜は放射冷却で冷え込むでしょう。
Tonight it will get cold due to radiative cooling.
放射冷却が強いと、朝
When radiative cooling is strong, frost may form in the early morning.