The Working Waterfront

Data: Maine’s changing air and ocean temperatures

Recently cooler in the Gulf of Maine, but still very warm

STAFF
Posted 2026-07-31
Last Modified 2026-07-31

This Waypoints spread shows data on changing air temperatures in Maine and water temperatures in the Gulf of Maine. Air and ocean warming are driven by climate change. Changes in atmospheric and oceanic currents, like jet streams and the Gulf Stream, influence short-term events, like cold snaps or ocean cooling, but the long-term trend of warming remains.

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Waypoints is part of Island Institute’s effort to gather data and share stories that spur action and provide decision-making support to community leaders. Like the waypoints on a journey or map, thoughtful interpretations of data and science provide navigation points toward community-led solutions.