Rainfall in the first half of September: A wet start, but the deficit remains
the exceptional nature of that early September heatwave. READ MORE: How is temperature measured? Scotland’s record high is 32.2°C, set at Gordon Castle (Moray) on 1 September 1906, while Wales reached 32.3°C, at Hawarden Bridge (Clwyd) on the same day. Northern Ireland’s warmest September day was more recent