
Image caption
Summer (June–August) temperatures for the contiguous United States compared to the 20th-century average from 1895–2021. NOAA Climate.gov image, based on data from NCEI Climate at a Glance.
This website is an ARCHIVED version of NOAA Climate.gov as of June 25, 2025.
Content is not being updated or maintained, and some links may no longer work.
Summer (June–August) temperatures for the contiguous United States compared to the 20th-century average from 1895–2021. NOAA Climate.gov image, based on data from NCEI Climate at a Glance.