Original sentence: The higest temperature recorded this heatwave was on the 7th of August, when in Arcen, in Limburg, a temperature of 37.7ºC was reached, 0.8ºC below the national record (since 1704)
Edited sentence: The highest temperature recorded this heatwave was on the 7th of August, when in Arcen, in Limburg, a temperature of 37.7ºC was reached, 0.8ºC below the national record (since 1704)