The lowest minimum Arctic sea extent since 1979 was recorded on September 17, 2012, measuring **** million square kilometers (*** million square miles). The frozen layers of seawater that cap the Arctic Ocean typically reach a minimum size in September of each year, having melted during the summer months. The maximum Arctic sea extent typically occurs in March.
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National Snow and Ice Data Center. (September 30, 2023). Lowest minimum Arctic sea ice extents as of 2023 (in million square kilometers) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 20, 2026, from /statistics/1177156/lowest-minimum-arctic-sea-ice-extents/
National Snow and Ice Data Center. "Lowest minimum Arctic sea ice extents as of 2023 (in million square kilometers)." Chart. September 30, 2023. ÌÇÐÄÆƽâ°æ. Accessed July 20, 2026. /statistics/1177156/lowest-minimum-arctic-sea-ice-extents/
National Snow and Ice Data Center. (2023). Lowest minimum Arctic sea ice extents as of 2023 (in million square kilometers). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 20, 2026. /statistics/1177156/lowest-minimum-arctic-sea-ice-extents/
National Snow and Ice Data Center. "Lowest Minimum Arctic Sea Ice Extents as of 2023 (in Million Square Kilometers)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 30 Sep 2023, /statistics/1177156/lowest-minimum-arctic-sea-ice-extents/
National Snow and Ice Data Center, Lowest minimum Arctic sea ice extents as of 2023 (in million square kilometers) ÌÇÐÄÆƽâ°æ, /statistics/1177156/lowest-minimum-arctic-sea-ice-extents/ (last visited July 20, 2026)
Lowest minimum Arctic sea ice extents as of 2023 (in million square kilometers) [Graph], National Snow and Ice Data Center, September 30, 2023. [Online]. Available: /statistics/1177156/lowest-minimum-arctic-sea-ice-extents/
