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What is the Gulf of Maine sea-surface temperature anomaly?

Gulf of Maine sea-surface temperature difference from the 1901–2000 average (NOAA ERSST v5).

Gulf of Maine sea-surface temperature anomaly was 1.0°C in 2025, down from 1.5°C a year earlier.

Gulf of Maine sea-surface temperature anomaly, Maine — recent figures from NOAA ERSST v5 (~42–44°N, 68–70°W)
PeriodGulf of Maine sea-surface temperature anomaly
20251.0°C
20241.5°C
20231.7°C
20222.0°C
20212.4°C
20201.8°C
20191.0°C
20181.3°C
20171.7°C
20162.3°C
20151.7°C
20141.5°C
20131.5°C
20122.4°C
20111.2°C
20101.5°C
20090.7°C
20080.7°C
20070.6°C
20061.2°C
20050.6°C
20040.1°C
2003-0.0°C
20021.0°C

Latest: . Source: NOAA ERSST v5 (~42–44°N, 68–70°W). Figures update as the source refreshes.

View the live chart in Climate
Source
NOAA ERSST v5 (~42–44°N, 68–70°W)
Geography
Maine
Access
Free & public

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https://mainestats.org/chart/gulf-sst-anomaly

Cite this

MaineStats, “Gulf of Maine sea-surface temperature anomaly.” Data: NOAA ERSST v5 (~42–44°N, 68–70°W). Retrieved July 25, 2026. https://mainestats.org/chart/gulf-sst-anomaly

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MaineStats normalizes public data and presents it free of charge. The underlying figures come from NOAA ERSST v5 (~42–44°N, 68–70°W); if a number here disagrees with the original source, the original source is right. See all data sources.