Was there frost in Jinan before 10+02?

There was frost in Jinan before1October 65438 12. According to the weather forecast of Jinan, it will arrive at1October 10 at night 10/sunny in 2022, with southerly winds of 2 ~ 3, and the lowest temperatures are Jiyang District, Laiwu District, Gangcheng District and Shanghe County.