Wednesday was another murky day with low cloud all day limiting UV to typical levels for March, not April. Although no rain was recorded, the air was moist for most of the day with low cloud covering the Marlborough Downs and giving very misty conditions.
The thermometer dropped a degree during daylight hours, being mostly around 7C, which was 7C below the average and dropped a further degree overnight to give a minimum of 6.2C, which was 2C above the average. Both maximum and minimum were 2C below the Tuesday figures.
Thursday has dawned with fog, visibility was down to 200mm initially, but by 08.00 had lifted to 1,500m. The humidity has increased so that at 08.00 the reading was 99%, a level not seen since the beginning of January and not often recorded.
Thursday update at 10.30: visibility down to 500m. Cold with current temperature of only 6.6C when average is 14C and wind chill makes it feel like 5C.
Thursday update at 17.30: maximum temperature of only 7.8C (average is 14C) with low cloud and mist all day. Visibility around 900m during daylight hours.