Heatwave Britain hits 40.3°C – here's how scientists know when a temperature record has been broken
The UK has experienced its hottest day on record, as provisional data showed the temperature soared to 40.3°C at Coningsby in Lincolnshire. This surpassed the previous record of 38.7°C set in Cambridge just three years previously. The unprecedented day followed a record warm night, when the 24-hour minimum temperature at…
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