Hot Summers & Cold Winters

• Date: 01 December 2024

122024 ENVIRONMENTAL LAW REPORTER 54 ELR 11007

BEYOND WORDS

Hot Summers & Cold Winters

Source: U.S. EPA, C limate Change Indi cators in the United S tates 5th Ed., f‌igs. 6 & 7 (E PA 430-R-24-003 2024), htt ps://www.epa.gov/climate-i ndicators/

climate-change-indicators-united-states-f‌ift h-edition.

This graph shows the percentage of the land area of the contiguous 48 states with unusually hot daily high and low temperatures during

the months of June, July, and August. Based on a nine-year weighted average, the black line represents daily highs and the gray line

represents daily lows. The term “unusual” is based on the long-term average conditions at each location. Data source: NOAA, 2024.

This graph shows the percentage of the land area of the contiguous 48 states with unusually cold daily high and low temperatures during

the months of December, January, and February. Based on a nine-year weighted average, the blue line represents daily highs and the

purple line represents daily lows. “Unusual” is based on the long-term average conditions at each location. Data source: NOAA, 2024.

Area of the Contiguous 48 States with Unusually Hot Summer Temperatures, 1910–2023

Area of the Contiguous 48 States with Unusually Cold Winter Temperatures, 1911–2024

Copyright © 2024 Environmental Law Institute®, Washington, DC. Reprinted with permission from ELR®, http://www.eli.org.