Monthly summary November 2009

With just two days that were totally dry and almost record rainfall, November was a very disturbed month. Frequent low pressure systems crossed near or over the country and delivered substantial rainfall, a total of 171.8mm was the second highest on record and 193% of the long-term average. The wettest day was the 24th with 21.2mm but the 18th brought almost as much rainfall with 18.8mm. As a consequence of the frequent cloud cover the mean temperature was 1.7°C above the long-term average. Also of note was the total absence of any air frost, which has not happened since records began here in 1984. The other feature was the frequent strong winds which reached gale force on a number of occasions. The maximum gusts on the 24th, 13th and 14th were respectively, 42, 50 and 51mph.

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