Hottest March ever in U.S. shatters thousands of records
• The U.S. recorded its hottest March ever, with average temperatures 9°F above the 20th-century norm.
• Over 12,000 daily and 2,500 monthly heat records were shattered across the nation.
• Widespread heat waves impacted over half the country, disrupting seasonal patterns and melting snowpack.
Hottest March on record for United States
The United States experienced its hottest March on record, with average temperatures soaring to 50.85°F, exceeding the 20th-century average by more than 9°F, according to the National Oceanic and Atmospheric Administration (NOAA). This unprecedented heatwave led to the shattering of over 12,000 daily heat records and more than 2,500 monthly records. Ten states reported their warmest March in 131 years, underscoring the severity and breadth of the early-season heat.
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