World's oceans hit record-high July temperatures

The world's oceans deed their hottest ever recorded temperatures for July, partially fuelled by processing El Niño conditions successful the Pacific, according to the EU's clime monitoring service.

The mean oversea aboveground somesthesia (SST) extracurricular the world's polar regions - betwixt 60 degrees northbound and 60 degrees southbound - was 20.96C past month, beating the erstwhile precocious of 20.89C, acceptable successful 2023.

Last period was the associated second-warmest July globally connected record, with temperatures 1.47C supra the estimated pre-industrial average, according to the Copernicus Climate Change Service.

Meanwhile, Western Europe experienced its hottest ever June and July, with prolonged blistery and adust conditions fuelling utmost wildfires crossed the region.

Elsewhere, the UK is braced for its 5th heatwave of the twelvemonth this week, arsenic persistent adust upwind puts further unit connected h2o supplies and could spot much areas officially declared successful drought.

Around Europe, oversea aboveground temperatures successful July reached grounds highs on the Atlantic seashore and successful the occidental Mediterranean, contributing to wide beardown and terrible marine heatwaves.

Sea temperatures remained exceptionally precocious crossed overmuch of the tropical Pacific, wherever El Niño conditions are processing and forecast to fortify successful the coming months.

El Niño is simply a earthy upwind signifier successful the Pacific that combined with human-driven planetary warming tin origin somesthesia spikes and much utmost weather.

Oceans are a captious regulator of the climate, absorbing astir of the excess vigor generated by greenhouse state emissions and producing fractional of Earth's oxygen.

The top effect of water warming is connected oversea level rise. As seawater warms it expands, and this thermal enlargement accounts for astir a 3rd of oversea level emergence recorded by scientists to date. That h2o encroaches connected low-lying coasts and land nations.

Hotter seas are besides driving longer and fiercer marine heatwaves, which person bleached coral reefs connected a wide standard and decimated kelp forests and fisheries.

Warmer water surfaces besides evaporate much vigor and moisture into the air, intensifying tropical storms and loading them with heavier rainfall.

Western Europe is experiencing an exceptional tally of utmost vigor - with record-breaking temperatures successful June and July, and immoderate areas facing their 3rd oregon 4th vigor question since May.

The mean somesthesia crossed occidental Europe for June and July was 21.62C - 2.79C supra mean and the highest for the two-month period.

"July 2026 was the 3rd consecutive period of exceptional vigor successful occidental Europe," said Samantha Burgess, strategical pb for clime astatine the European Center for Medium-Range Weather Forecasts.

Persistent high-pressure systems trapped vigor implicit the region, she said, portion adust soils reduced the quality to supply earthy cooling.

"This is simply a wide illustration of however clime alteration is intensifying vigor extremes, with vigor and drought progressively reinforcing 1 another," she added.

France, Spain, parts of Germany and the UK recorded exceptionally debased rainfall and/or ungraded moisture, portion ungraded moisture levels crossed overmuch of occidental Europe were importantly little than successful 2022, erstwhile the portion experienced terrible drought.

River levels person been overmuch little than mean - successful immoderate places exceptionally debased -with the Seine, Rhine and Danube among those peculiarly affected.

Low flows exacerbate unit connected h2o supplies and irrigation, aquatic ecosystems, stream transport and vigor production.

The prolonged blistery and adust conditions person created favourable conditions for wildfires, with monolithic wildfires raging crossed occidental Europe past period and "exceptional activity" successful presumption of the country burned and fume and emissions generated.

"Climate alteration is progressively bringing the kinds of blistery and adust conditions that favour large, high-intensity wildfires successful confederate Europe portion extended the occurrence play northwards," said Laurence Rouil, manager of the Copernicus Atmosphere Monitoring Service.

Larger fires nutrient much fume and inject it higher into the atmosphere, allowing it to question overmuch further, helium said.

That means countries that acquisition comparatively fewer wildfires could beryllium progressively affected by fume traveling agelong distances.

In the UK, meanwhile, the prolonged adust spell is expanding unit connected already-stretched h2o supplies.

England and Wales recorded their driest July since records began 190 years ago, according to the Met Office, portion ample parts of England and each of Wales person already been officially declared successful drought.

The Environment Agency has warned that much areas of England could beryllium declared successful drought if adust conditions persist.

Weather that was erstwhile considered utmost is becoming the "new normal", according to the latest Met Office study connected the UK's climate.

Its latest appraisal recovered that the hottest time of the twelvemonth successful confederate England is present 4.5C warmer than it was betwixt 1961 and 1990.

"We are close present surviving successful a clip of historical and unprecedented change," said Mike Kendon, Met Office clime accusation scientist, adding that "evidence shows the clime of the 20th period has present gone".

Scientists accidental El Niño whitethorn temporarily propulsion planetary temperatures adjacent higher. Its effects are being felt against a backdrop of man-made warming, peculiarly the burning of fossil fuels.

The satellite is present astir 1.4C warmer connected mean than it was successful the precocious 19th Century.