When is the first frost solar term?

The first frost on October 23rd, 2020/KLOC-0 +65438.

The first frost is 65438+1October 23rd-24th in Gregorian calendar every year. The first frost is the last solar term in autumn and the transition from autumn to winter. The first frost solar terms are characterized by cold weather in the morning and evening, hot weather at noon, large temperature difference between day and night, and obvious autumn dryness.