Spain sea temperatures hit record highs in summer of 2026, port authority says
Multiple monitoring stations in the Mediterranean and Atlantic set local records, with the Dragonera buoy reaching 33.02 C, Puertos del Estado said.
- On Friday, Spain's state port authority Puertos del Estado reported sea temperatures reached record highs this summer, with multiple monitoring stations across the Mediterranean and Atlantic coast registering their highest readings.
- Coastal buoys off Tarragona and Barcelona registered 30.7 C and 30.5 C on August 9, while the Dragonera buoy in the Balearic Islands hit a record 33.02 C on August 5.
- According to the weather service AEMET, Spain experienced 61 days under heatwave conditions in 2026, the highest number on record and above the previous peak of 41 days in 2022.
- Scientists warned last month that human-caused climate change is the main driver of these record-breaking sea temperatures, cautioning of severe consequences for marine ecosystems and coastal communities.
- Samantha Burgess, Strategic Lead for Climate at the European Centre for Medium-Range Weather Forecasts, called August 2026 'a remarkable month in the global climate record,' as data shows climate change driving extremes across both atmosphere and oceans.
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Spain has also suffered extreme heat on the ground this year
Spain sea temperatures hit record highs in summer of 2026, port authority says
Sea temperatures around Spain reached record highs this summer, with multiple monitoring stations in the Mediterranean and off Spain's Atlantic coast registering their highest readings, the state port authority Puertos del Estado said on Friday.
Western Europe Breaks 2003 Heat Record as August Global Temperature Hits 1.65c Above Pre-Industrial Levels
August 2026 tied the global temperature record, while western Europe recorded its hottest summer, rivers fell to exceptionally low levels and ocean temperatures reached new highs.
Seven countries have had the warmest summer ever. Other countries have fallen records of temperature, hot nights, duration and number of heat vacancies. And the trend is to continue.
According to Meteoschweiz, this year's summer exceeded the heat summer 2003 with new records. What that means.
30 weather stations set summer heat records, including tie for highest temperature measured north of Alps
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