In this paper the climatic variation of Henan province have been infered from the textual reserch of Yu prefecture.

• 本文从河南省的简称豫,考证了豫州的由来,论述了河南省古代气候的变迁。 古代中原确有野象生存,殷商时气候比现在湿热得多,西周初年经历了一个寒冷期;