ChartOur World in Data

Monthly sea ice extent in the Arctic, decadal average

Each point represents the monthly average sea ice extent, averaged across all years within the decade. The current decade is highlighted in red, with the current year shown in black for comparison.

Source
Our World in Data
Updated
11 Sept 2026
Last checked
17 Sept 2026
Rights status
Commercial use allowed
View source

Copy actions record publisher intent only. They do not confirm publication, citation or a backlink.

Data visualization: Monthly sea ice extent in the Arctic, decadal average

Data visualization loaded directly from Our World in Data.

Reuse conditions

Usage rights

CC_BY
Source-hosted embed use
Allowed
Commercial use
Allowed
Modification
Allowed
Attribution
Required
Citation
Required
Raw-data redistribution
Allowed

Chart and embed permission is separate from raw-data redistribution. The raw dataset is not included in this marketplace asset unless that right is explicitly marked allowed.

View rights evidence

Publisher workflow

Exact citation

National Snow and Ice Data Center – Sea Ice Index (2026)

Attribution: NSIDC

Source-hosted only

Embed instructions

<iframe src="https://citesupply.com/e/monthly-sea-ice-extent-in-the-arctic-decadal-average" title="Monthly sea ice extent in the Arctic, decadal average" loading="lazy" referrerpolicy="strict-origin-when-cross-origin" sandbox="allow-scripts" style="width:100%;height:720px;border:0;display:block"></iframe>

Embeds stay hosted by the source. Cite Supply records an aggregate iframe-load signal before redirecting to the reviewed source embed; it does not proxy or republish the chart.