The thermometer only rose to 17.0C on Saturday making it the coldest day this month but was still 2.4C above the average. In fact every dawn this month brought an above average maximum.
The thermometer plummeted overnight dropping to 1.5C at 04.10 on Sunday that produced a ground frost, was he coldest night since 17th September also a significant 5.7C below the average. In fact it has been the fourth consecutive below average minimum.
Sunday arrived clear and bright with sunshine shortly after dawn. The ridge of high pressure that has brought us the fine weather has started to decline with a reading of 1019.9mb at 0800, then lowest pressure for four days.