30-year Average Frost Free Period (-4 °C)

Name: 30-year Average Frost Free Period (-4 °C)
Creator: Agriculture and Agri-Food Canada
License: https://open.canada.ca/en/open-government-licence-canada

Growing Season Frost Free Period (-4 °C) is defined as the count of the number of days from the day after the last spring frost (-4 °C) to the day before the first fall frost (-4 °C). These values are calculated across Canada in 10x10 km cells.