First Frost Date 2024. 21, 10 days after the average date of the first fall freeze based on climatology from 1981 to 2010. The dates listed below are estimated average light frost dates based on historical data from the national climatic data.
The third and fourth columns reveal the earliest first freeze date and latest first freeze date (32ยฐ or colder) over the last 30 years. The first frost date is the earliest date in the year that frost is expected to occur, while the last frost date is the latest date that frost is expected.