The results of the Great British Weather Experiment: Autumn arrives, in all its messy glory

The Great British Weather Experiment was launched on 13th September 2010 by theWeather Club. The experiment aimed to track the onset of autumn across the British Isles by asking schools and members of the public to take weather observations over the course of a month and record them at This was one of the largest weather experiments in Britain, with over 2,000 observations collected between 13th September and 13th October.