Global temperatures between November 2022 and October 2023 reached 1.32 degrees Celsius above preindustrial levels, marking the hottest 12-month period in approximately 125,000 years.Nearly 90% of the world's population experienced at least ten days of extreme heat that would have been unlikely without climate change's influence during this period.
During this period, 90% of the world's population experienced at least 10 days of extreme heat that would have been unlikely without climate change's influence, while nearly 75% endured such conditions for 30 days or more.July through October 2023 each set record-high average global temperatures, with October averaging 1.7 degrees Celsius above preindustrial norms.
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