Monthly summary October 2009

October brought us a variety of weather, from strong winds at the beginning and end of the month with intermittent dry spells and some periods of heavy rain. Some nights were topsy turvy with the thermometer rising over 4°C during the hours of darkness. From the 12th to the 14th we enjoyed a period of glorious sunshine, around 7 hours on some days, accompanied by light winds. However, cloud trapped under the high pressure arrived on the 15th, often referred to as anticyclonic gloom. The last ten days brought winds from a southerly direction, all the way from the Azores, which produced maxima well above the average for late October. The peak temperature was 18.1°C on the 6th.There were just two nights with frost, -0.5°C and -2.0°C during the early hours of the 13th and 18th respectively.

The mean temperature was 0.4°C above the long-term average and the total rainfall of 73.2mm was 82% of the long-term average. The UV levels are low at this time of the year, the peak occurring on the 3rd with a value of 3.6 MEDs. During this autumn month there were three days with 7.5 hours of bright sunshine, the 2nd, 8th and 12rh respectively.

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