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ClimateQuiet 13d · day 13

August 2026 ties as world's hottest month on record at 1.65C above pre-industrial baseline

Copernicus Climate Change Service reports global temperatures breach the 1.5C threshold for first time since November 2025, with Western Europe experiencing warmest summer ever.

What to know

  • August 2026 tied with July 2023 as the hottest calendar month on record, with global temperatures 1.65C above pre-industrial levels—breaching the critical 1.5C Paris Agreement threshold for the first time since November 2025.
  • Western Europe experienced its warmest summer on record, with severe drought conditions affecting the UK, France, Hungary, Romania, and Serbia, and major rivers experiencing exceptionally low flows.
  • Sea surface temperatures reached record highs, driven by global heating and a strong El Niño weather phenomenon in the Pacific.
  • Climate advocates cite the findings as an urgent warning signal just two months before Cop31, the next UN climate summit, calling for accelerated emissions cuts and enhanced climate resilience measures.

Copernicus Climate Change Service EU climate monitoring agencySamantha Burgess Strategic lead for climate at ECMWFGareth Redmond-King Head of international programme at ECIU

August 2026 ties as world's hottest month on record at 1.65C above pre-industrial baseline
lbc.co.uk

How it unfolded 1 development · click the chart to see its coverage posts

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  1. 1

    Climate advocates cite findings as warning ahead of Cop31 summit

    Gareth Redmond-King, head of international programme at the Energy and Climate Intelligence Unit, characterized the record temperatures as another urgent signal just two months before the UN climate summit Cop31, calling for world leaders to accelerate greenhouse gas emissions cuts toward net zero.

    “World leaders gathering ahead of Cop31 in the coming weeks know the solution: cut greenhouse gas emissions rapidly towards net zero while strengthening resilience to the impacts already locked in.”
    — Gareth Redmond-King, Energy and Climate Intelligence Unit
  2. background

    Western Europe posts warmest summer on record; drought and river crises reported — Copernicus confirmed Western Europe experienced its warmest summer on record, surpassing the previous record from 2003. Severe drought conditions hit the UK, France, Hungary, Romania, and Serbia, while major rivers including the Rhine, Danube, and Dnieper experienced exceptionally low flows.

  3. background

    Copernicus reports August 2026 as joint hottest month on record — Scientists from the European Union's Copernicus Climate Change Service announced that August 2026 tied with July 2023 as the hottest calendar month ever recorded, with global temperatures 1.65C above pre-industrial times and sea surface temperatures reaching record highs.