Meteorological autumn is here – coldest night in four months

The peak temperature on Sunday reached 18.7C, this was average for September but a clear sky overnight saw the thermometer drop steadily to just 5.2C at 03.57 this morning. This low was 4C below average and the coldest night since May 23rd.

There were 9 hours of sunshine on Sunday and the UV level reached into the ‘high’ category. No rain fell but 3mm of equivalent rainfall was lost through evaporation.

The sun was evident at dawn and at 08.00 was shining strongly having lifted the temperature to 12.3C.

August 2019 Review
After a dry start to the month rain set in from the 6th with several very wet days. Daily totals of 14.6mm, 10.4mm and 28.1mm were recorded on the 8th, 14th and 16th respectively. There were just 14 dry days.

The total rainfall for August was 81.8mm, which was 14.9mm above average and the wettest August since 2015. The contrasting months since this station was set up in 1984 were 139.5mm in 1992 and just 5.3mm in 1995.

To offset the rainfall, the equivalent loss of rainfall through evaporation from ground sources and plant life totalled 82.3mm, just exceeding the rainfall being 9mm above the 11-year average.

The mean temperature for August was 0.8C above the 35-year average with notably hot days toward the end of the month. During the four days from the 24th to the 27th each exceeded 28C (82F) with a peak of 30.7C (87F) on the 25th.

Solar energy was 102% of the 11-year average.

Summer 2019 Review
The three months of meteorological summer, June to August, gave a mean temperature 0.7C above the 35-year average.

Rainfall was 203.1mm, which was the wettest since 2012 and 23mm above the 35-year average. The wettest summer was in 2012 with 328mm contrasted by just 53mm in 1995.