Skip to main content
U.S. flag

An official website of the United States government

Climate Change Pressures Heat Zones Mean Days Over 30 Degrees Celsius Historical 1980-2009 (Image Service)

Published by U.S. Forest Service | Department of Agriculture | Catalog Last Checked: August 01, 2026 at 05:01 AM | Dataset Last Updated: October 22, 2025
Heat Zones map the distribution of potential heat stress for plants and animals, including humans. Heat zones, defined as the number of days per year with maximum daily temperature >= 30 °C (86 °F). Daily maximum temperature values >= 30 °C during the period 1980 - 2009 were tallied annually and are reported as the average annual number of days during a 30-year period.

Resources

3 resources available

Find Related Datasets

data.gov

An official website of the GSA's Technology Transformation Services

Looking for U.S. government information and services?
Visit USA.gov