First Frost 2024 Southern Ontario Map


First Frost 2024 Southern Ontario Map. First fall frost map annual frost dates, at any location, in any given year, may vary by as much as 15 days. A frost date is the average date of the last light freeze in spring or the first light freeze in fall.


First Frost 2024 Southern Ontario Map

The advisory stretches across southern ontario from cornwall, all the way west to dufferin county and north to algonquin provincial park. 313 rows plantmaps has derived zones indicating the interactive map of average annual first frost dates for the province of ontario

First Frost 2024 Southern Ontario Map Images References :