
File name: polar-vortex-blog-arctic-ozone-levels-time-series-1979-2024.png
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The record ozone levels continued throughout the summer months. The average June-August polar cap ozone in 2024 was the highest recorded since 1979. Note that 1995 has no data. The data in 1993 and 1996 were limited and considered missing. NOAA climate.gov image using data from NASA Ozone Watch.