noun
atmospheric temperature; ambient temperature
Refers to the temperature of the surrounding air, often used in scientific or technical contexts.
大気温度が急に下がった。
The atmospheric temperature dropped suddenly.
この装置は大気温度を測定します。
This device measures ambient temperature.
気温 is the common word for air temperature in everyday contexts, while 大気温度 is more technical and less frequent.
Compound of 大気 (atmosphere) and 温度 (temperature).