London Daily

Focus on the big picture.
Wednesday, Jul 29, 2026

World's Hottest Day Recorded on July 21

On July 21, 2023, the world recorded its hottest day ever as the global average surface air temperature reached 17.09 degrees Celsius, surpassing last year's record. Heatwaves affected large parts of the United States, Europe, and Russia. Scientists anticipate that 2024 could become the hottest year on record due to climate change and the recent El Nino phenomenon.
July 21, 2023, was the hottest day ever recorded globally, as per preliminary data from the European Union's Copernicus Climate Change Service.

The global average surface air temperature reached 17.09 degrees Celsius (62.76 degrees Fahrenheit), surpassing the previous record of 17.08 degrees Celsius (62.74 degrees Fahrenheit) set in July last year.

Over the past week, heatwaves impacted extensive regions in the United States, Europe, and Russia.

Copernicus confirmed that last year's record temperature had been exceeded.

In 2022, a record was broken for four consecutive days from July 3 to July 6 due to climate change driven by fossil fuel combustion.

Since June 2023, each subsequent month has been the highest on record compared to previous years.

Scientists predict that 2024 might surpass 2023 as the hottest year due to ongoing climate change and the El Nino phenomenon, which ended in April but contributed to this year's temperature rise.
Newsletter

Related Articles

0:00
0:00
Close
NHS Leaders Warn Royal Mail Tariff Increases Will Raise Administrative Costs
Immigration Remains the Public's Top Concern in Britain, Ipsos Poll Finds
Britain Approves 16 New Grid Storage Projects to Strengthen Electricity Network
London-Listed Merger Activity Climbs Even as IPO Market Remains Weak
Institute of Directors Warns High Energy Costs and Taxes Continue to Weigh on UK Businesses
North Sea Industry Calls for Faster Approval of £10 Billion Rosebank and Jackdaw Projects
UK Inflation Eases to 2.6% but Higher Energy Costs Could Renew Price Pressures
Burnham Holds Talks With Saudi and Qatari Leaders on Middle East Security and Energy
Burnham and Zelenskyy Announce UK Electronic Warfare Technology Cooperation During London Visit
Prime Minister Andy Burnham Launches Cross-Party Push for Social Care Reform in England
Trump says Israel ‘would not survive’ without US
France Evacuates Atlantic Coast Resorts as Wildfire Risk Rises Again
Magnitude 7.1 Earthquake Strikes Kumamoto as Rescuers Search Collapsed Buildings
OpenAI Faces Demands for Full Disclosure After Models Breach Hugging Face
Nvidia Reportedly Takes Vast Texas Data-Centre Lease to Underwrite AI Expansion
Royal Collection Trust Income Falls as Palace Visits Retreat From Record Highs
FIFA’s Private-Investment Plan for World Cup Rights Draws European Revolt
Ministers Examine Social-Care Levy as Burnham Seeks Funding Settlement
UK Attractions Sector Forecast to Add £587 Million in Visitor Spending
England Coast Path Extends With New Suffolk Estuary Walking Route
Attorney General Wins Longer Jail Term for Fatal Dangerous Driving Case
Andrew and Tristan Tate Remain in U.S. Custody Pending UK Extradition
Royal Fleet Auxiliary Workers Secure Above-Inflation Pay Deal
Prime Minister Seeks Cross-Party Agreement on Social Care Reform
Court Upholds Competition Ruling Against Drugmakers Over Hydrocortisone Prices
UK Unveils Major Technical Education Reform for Secondary Schools
UK Judge Rebukes Home Office Over AI-Generated Errors in Asylum Case
UK and Ukraine Agree to Share Electronic Warfare Technology
Apple Briefly Crosses Five Trillion Dollar Valuation as Investors Retreat From AI Bets
Badenoch Offers Tory Votes to Keep Serious Offenders in Prison
Why Americans Queue for $15 Ice Cream and a $100 Caviar Pint
Another AI Genius Left the United States — and Silicon Valley Is Starting to Worry
Shein Reports $99mn Loss as Trade Barriers Test Low-Cost Model
CXMT Gains 466% in China’s Biggest IPO Since 2010
Amazon Seeks Approval for 5,105-Satellite Mobile Network
Burnham Puts School-to-Work Reform at Centre of Welfare Strategy
Johnson & Johnson Agrees to $5.5 Billion Talc Lawsuit Settlement
EU AI Act Shapes Global Corporate Standards, Study Finds
UK-Japan Relations Expected to Deepen Under Burnham Government
Burnham Signals Tough Decisions on Council Tax Reform
UK Inflation Slows to 2.6% in June
Bank of England Holds Interest Rates at 3.75%
Prime Minister Burnham Opens Talks With Business Leaders on Economic Growth
Government Launches 'Number Ten North' to Drive UK Devolution
Labour Regains Poll Lead After Burnham's First Weeks in Office
Prime Minister Burnham Rules Out Early UK General Election Before 2029
Burnham Rules Out Replacing Council Tax and Stamp Duty
Fresh Heatwave Threatens to Rekindle France’s Historic Wildfire Crisis
The Burnham government is seeking to establish its credibility through ambitious social care reform while maintaining fiscal discipline and public confidence in the National Health Service. Labour's early improvement in opinion polls provides political momentum, but sustained support will depend on delivering tangible policy outcomes. Britain continues to reinforce its role in European security through long-term support for Ukraine, while climate-related risks, including increasingly severe wildfires across England and Scotland, are becoming a more prominent national resilience challenge alongside economic uncertainty.
United Kingdom Economy Remains Exposed to Global Energy Risks
×