Is it cold for scientific research and winter?

Not cold. Baidu map shows that Yanhe Street is located in the south-central part of Yuxi, Yunnan Province, southwest of Hongta District. Yanhe Town belongs to the subtropical semi-humid monsoon climate of the winter cool plateau, with warm air, less precipitation, more sunny days, sufficient sunshine and dry winter climate. In summer, the air humidity is high, the water vapor is sufficient, the precipitation and cloud cover are more, and the sunshine time is longer. Frost in the whole town mostly occurs from late autumn to early spring, with a frost-free period of 206 days, with an annual average temperature of 15 to 16 degrees.