An san shi da ɗaya daga cikin Li huɗu, farkon lokacin sanyi yana da al'adu da al'adu da yawa, kamar cin dumplings, iyo a cikin hunturu da kuma daidaita lokacin hunturu.

Lokacin “Farkon lokacin sanyi” hasken rana yana faɗuwa a ranar 7 ko 8 ga Nuwamba kowace shekara.A zamanin da, jama'ar kasar Sin sun kasance suna fara lokacin sanyi a matsayin farkon lokacin sanyi.Hasali ma, lokacin sanyi ba ya tashi a lokaci guda, sai yankunan gabar tekun kudancin kasar Sin, wadanda ba su da sanyi duk shekara, da kuma tudun Qinghai-Tibet, wanda ke da dogon lokacin sanyi ba tare da rani ba.Bisa ga ma'auni na climatology don raba yanayi hudu, idan matsakaicin zafin jiki na pentad a rabi na biyu na shekara ya faɗi ƙasa da 10 ℃ a matsayin hunturu, maganar cewa "farkon hunturu shine farkon hunturu" shine m daidai da dokokin yanayi na yankin Huang-Huai.A yankunan arewacin kasar Sin, Mohe da yankunan arewacin tsaunin Khingan sun riga sun shiga lokacin sanyi a farkon watan Satumba, kuma a babban birnin Beijing, lokacin sanyi ya fara a karshen Oktoba.A cikin kogin Yangtze, lokacin sanyi yana farawa da gaske a kusa da lokacin "dusar ƙanƙara mai haske" ta hasken rana.