Dust Bowl heat of 1936 (1936)
The US summer of 1936, during the Dust Bowl drought, set heat records across the Lower 48 states that stood for 90 years.
NOAA reported summer 2026 in the Lower 48 averaged 74.37°F, nearly four tenths of a degree warmer than the 1936 mark.
Showed how quickly long-standing climate benchmarks can fall during a hot season.
A 90-year US record fell within a single season, the same season the globe set its joint-hottest month.
