Thursday saw the wind back onto into east and strengthen with the result that the maximum temperature was restricted to 4.1C. This was 3.2C below average and the coldest day since 19th March. In addition, we suffered wind chill that meant it fell a couple of degrees colder.
A clear sky overnight inevitably meant a frost would form with the thermometer dropping below freezing at 20.00 last night.
The minimum temperature was reached at 07.05 this morning, Friday, with a reading of -2.6C and a wind chill that meant it felt more like -4C.
With predominantly clear sky there should be more sunshine today, although Thursday was the sunniest day in December with 5.59 hours.
Update on Friday at 16.25: maximum of only 2.5C, being 5.3C below average and coldest day since 18th March.