noun
Refers to a prolonged period of dry weather or drought conditions. Often used in agricultural or meteorological contexts.
今年の干天で農作物が大きな被害を受けた。
This year's drought caused great damage to the crops.
干天が続くと、水不足が心配になる。
When dry weather continues, water shortages become a concern.
Compound of 干 (kan, 'dry') and 天 (ten, 'sky, weather'). The alternate kanji 旱 also means 'drought'. The exact historical derivation is uncertain, but the spelling is conventionally associated with the meaning.