On Wednesday the heat built up to reach a peak of 26.9C being 6.7C above the average. The solar energy was down on recent days and the UV level dropped back to High, just.
The overnight minimum of 9.6C was just below the average.
The start to Thursday was glorious but a bank of cloud in the east was visible. By 07.30 the cloud cover had crept westwards and shortly afterwards totally obliterated the sun.