July 2026 was the hottest month ever recorded in the contiguous United States, with above-average temperatures across all 48 states, according to the National Oceanic and Atmospheric Administration (NOAA). It was between 0.1°F and 0.2°F warmer than July 1936 and July 2012, making it both the hottest July and the hottest month since records began in 1895. Wyoming recorded its hottest July and hottest month on record, with the statewide average running 5.1°F above normal. Article continues below the playerDaytime high temperatures across the contiguous U.S. averaged 89.5°F, which was 2.9°F above normal and the sixth-highest average on record. Overnight temperatures averaged 64.2°F, the highest on record and 0.7°F above the previous record set in July 2022.