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November CO2
Nov. 2024 = 423.85 ppm
Nov. 2023 = 420.46 ppm

November Temperature+1.57°C relative to 1880-1920
2nd warmest November on record

Atmospheric CO₂

November 2024

423.85
parts per million (ppm)

Mauna Loa Observatory, Hawaii (NOAA)

Preliminary data released December 5, 2024

CO2.Earth