Under the influence of the warm air mass brought on the southwesterly light breeze, the thermometer rose to 14.7C. This peak was a significant 4.6C above the 37-year average and the warmest day since 28th October. The day was dry but a light shower in the early hours of Wednesday produced 1.0mm of precipitation that brought the monthly total to just 3.0mm.
The past night has been exceptionally mild with the thermometer only very slowly falling to a low of 10.8C at 05.41 on Wednesday morning. This minimum was 7C above the average minimum and more exceptionally 0.7C above the average daytime maximum.
Dawn on Wednesday revealed low, thick cloud shrouding the Marlborough Downs and Savernake Frost in still air conditions.