Days per Year of Average Day Land Surface Temperature Exceeding 80 F by US County (2003 – 2008)
This post may contain affiliate links. As an Amazon Associate, we earn from qualifying purchases.
Days per year of the average day land surface temperature exceeding 80 Fahrenheit (27°C) by сounty.

Texas and Arizona have the largest number of days with temperatures above 80 degrees Fahrenheit.
Related post:
– Find cities with similar climate