Weather 'time machine' shows daily conditions for past 86 years

Heatwave in Cork - scene at old Muskerry railway terminus at Western Road in August 1947. 

Was the sun shining on the day you were born? Or was it freezing cold or lashing rain?

A new tool from the EU's Copernicus Climate Change Service has been rolled out that allows you to check what the weather was like anywhere in the world to the hour, dating all the way back to the 1940s.