Fig 1: Above – Annual average temperatures from 1650-2012. Red line is a linear fit, blue line is a Fourier low pass filter. Overlaid in purple is Hadcrut4 for UK stations.
Below: Monthly average temperature anomalies for all Hadcrut4 UK/Ireland stations. In blue is a Fourier low pass filter. Red is a linear fit showing zero trend.
Any AGW signal in UK temperature data ? – Nope !
They chopped the highly warm 1651-1654…
http://booty.org.uk/booty.weather/climate/1650_1699.htm