UK June temp hits 36.7°C as records shatter for second day
Key Takeaways
- The UK's June temperature record was broken twice in 24 hours, reaching 36.7°C amid a heat-dome intensified by climate change.
- The extreme conditions triggered health emergencies, wildfires, and infrastructure disruption, highlighting the nation's climate adaptation gaps.
Mentioned
Key Intelligence
Key Facts
- 1Provisional temperatures reached 36.7°C at Merryfield, Somerset on June 25, 2026, setting a new all-time UK June record and breaking the previous day's record of 36.1°C at Gosport.
- 2The earlier June record had stood since 1976, the infamous summer that served as the nation's previous benchmark for extreme heat.
- 3London Ambulance Service recorded its highest ever number of life-threatening emergencies on June 24, directly attributed to the extreme heat.
- 4Firefighters in Derbyshire are battling a 500-square-metre wildfire on Tintwistle Moor, while a hosepipe ban was introduced in Kent and schools and nurseries closed.
- 5A rare red warning for extreme heat remained in force for a second consecutive day across England and Wales, with the Met Office warning the June record could be exceeded again.
- 6The heatwave is driven by a heat-dome settling over western Europe, a phenomenon scientists link to human-driven climate change, making such events more frequent and severe.
Surpassed 36.1°C set June 24 and the previous all-time June mark from 1976
Analysis
For climate and energy professionals, the back-to-back recording of unprecedented June temperatures in the UK is not an outlier but a visible acceleration of long-predicted trends. A heat-dome, itself supercharged by a warming atmosphere, is pushing the limits of what infrastructure, health systems, and water supplies can handle, raising urgent questions about near-term adaptation and the speed of decarbonisation.
The United Kingdom has shattered its June temperature record for a second consecutive day as a punishing heatwave, fuelled by a persistent heat-dome over western Europe, pushes the country deep into uncharted climatic territory. On Thursday June 25, the Met Office provisionally recorded 36.4°C at Yeovilton, Somerset, briefly setting a new all-time June high, only for the record to fall again hours later when temperatures reached 36.7°C at Merryfield, also in Somerset. This comes just one day after 36.1°C was registered at Gosport, Hampshire on June 24, a mark that had already obliterated the previous June record which had stood since the infamous summer of 1976. Two consecutive days of record-breaking heat underline the extraordinary nature of this event, with the Met Office warning that the figure could climb even higher.
On Thursday June 25, the Met Office provisionally recorded 36.4°C at Yeovilton, Somerset, briefly setting a new all-time June high, only for the record to fall again hours later when temperatures reached 36.7°C at Merryfield, also in Somerset.
The sequence is exceptional not just for its rapid succession but for occurring in June, typically a month of more moderate summer temperatures. The last time the UK saw comparable June heat was in 1976, a year that still looms large in the national memory for prolonged drought and scorching conditions. The current heatwave, however, is being driven by a heat-dome – a large, stationary high-pressure system that traps warm air and bakes the region for days – which climate scientists say is becoming more frequent and intense because of human-caused global warming. The extreme conditions have prompted the Met Office to issue a rare red warning for extreme heat across much of England and Wales, an alert extended for a second day on June 25, highlighting an immediate danger to life.
What to Watch
The human and infrastructural toll is mounting. The London Ambulance Service recorded its highest ever number of life-threatening emergencies on June 24, directly attributed to the extreme heat, while NHS doctors described “awful conditions” in hospitals struggling to keep patients cool. Schools and nurseries have been forced to close, and a hosepipe ban has been imposed in Kent as surging water demand threatens supplies. Even transport networks have buckled; operators have urged passengers to avoid non-essential travel, and rail advice specifically warned against beach trips, underscoring how the acute weather disrupts leisure and mobility. The Derbyshire Fire and Rescue Service is battling a 500-square-metre wildfire on Tintwistle Moor, a vivid illustration of how quickly tinder-dry landscapes can ignite under such temperatures.
The 36.7°C figure, while provisional, carries profound implications for climate adaptation policy. The UK is chronically underprepared for extreme heat: its housing stock is designed to retain warmth, its railway infrastructure is vulnerable to buckling in high temperatures, and its health systems are not resourced for mass heat casualties. As the climate warms, events like this will become more common, demanding urgent investment in cooling capacity, water resilience, and heat-health action plans. Anglian Water’s reassurance that it has no immediate plans for a hosepipe ban – while simultaneously urging customers to use less water – reflects the precarious balancing act facing utilities. The juxtaposition of record temperatures and a rapidly escalating emergency response paints a clear picture: the UK is entering a new phase of climate risk that will test its preparedness. Moving forward, the frequency and scale of such heatwaves will be a key metric for gauging the success of net-zero policies and the broader resilience of critical systems.
Timeline
Timeline
June record broken at 36.1°C
Gosport, Hampshire records 36.1°C, provisionally setting a new UK June maximum temperature record, breaking the previous mark set in 1976.
Red warning for extreme heat issued
Met Office issues a rare red warning for extreme heat covering large parts of England and Wales.
Record emergencies for London Ambulance
London Ambulance Service reports its highest ever number of life-threatening emergencies in a single day, driven by the extreme heat.
New record: 36.4°C at Yeovilton
Temperatures reach 36.4°C at Yeovilton, Somerset, provisionally eclipsing the record set just 24 hours earlier.
Record toppled again: 36.7°C at Merryfield
Later on June 25, Merryfield, Somerset logs 36.7°C, making it the highest temperature ever officially recorded in the UK during June.
Wildfire on Tintwistle Moor
Derbyshire firefighters battle a 500-square-metre wildfire as dry, hot conditions allow fires to spread rapidly.
Red warning continues for second day
The rare red extreme-heat warning remains in force across England and Wales, with the Met Office cautioning that the record could be exceeded again.
Sources
Sources
Based on 6 source articles- ludlowadvertiser.co.ukUK sees new highest June temperature as records tumble for second day in a rowJun 25, 2026
- gazetteseries.co.ukUK sees new highest June temperature as records tumble for second day in a rowJun 25, 2026
- eveningnews24.co.ukUK sees new highest June temperature as records tumble for second day in a rowJun 25, 2026
- milfordmercury.co.ukUK sees new highest June temperature as records tumble for second day in a rowJun 25, 2026
- darlingtonandstocktontimes.co.ukUK sees new highest June temperature as records tumble for second day in a rowJun 25, 2026
- thewestmorlandgazette.co.ukUK sees new highest June temperature as records tumble for second day in a rowJun 25, 2026
How we covered this story
Every story in our climate coverage is assembled from multiple primary sources, cross-referenced for factual consistency, and scored along three independent dimensions: sentiment, operational impact, and source-cluster confidence. Single-source rumors and unverifiable claims do not pass our editorial gate. When a story shows "Verified by N sources" with N≥2, the development is independently corroborated; when N=1, we mark it explicitly so readers can weigh the signal accordingly.
Impact scoring uses a 1-10 scale weighted toward regulatory, financial, and operational consequence rather than coverage volume. A topic that runs in every outlet but moves no real decisions ranks lower than a niche regulatory filing that reshapes how operators in the climate space have to behave. Read our full methodology for the scoring rubric, our glossary for term definitions, and our trends index for the longitudinal view across the beat.
| Signal on this page | What it tells you |
|---|---|
| Verified by N sources | Independent corroboration count. N≥2 is our confidence floor; N=1 is marked explicitly. |
| Impact score (1-10) | Regulatory + financial + operational weight. 8+ signals an experienced-operator action item. |
| Sentiment | Five-tier classification trained on labeled climate-specific corpora. |
| Timeline | Where applicable, the related-events sequence that contextualizes today's development. |