Strange Weather DaysSeries 2Episode 2: What a Scorcher!BBC Radio 4 Extra Duration: 15 minutesFirst broadcast: Tue 11th Mar 2008, 13:15 on BBC Radio 7Latest broadcast: Sun 30th Jun 2013, 13:15 on BBC Radio 4 ExtraMeteorologist Helen Young visits Cheltenham to recall the UK's hottest ever temperature of 1990, when tarmac started melting.GenresFactualScience & NatureBrandStrange Weather DaysSeriesStrange Weather Days: Series 2 Source: BBC Online