both records today are from airports, conningsby and heathrow all that expanse of hot tarmac must have some heat sink effect
Defo, but I guess they stay pretty consistent over the years and it's a maximum temperature thing.
There is standardisation of weather stations. It minimises the effects of the locale.
https://www.metoffice.gov.uk/weather/learn-about/how-forecasts-are-made/observations/weather-stations
@dicki started
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both records today are from airports, conningsby and heathrow
all that expanse of hot tarmac must have some heat sink effect