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Weather summary for December and annual summary for 2017.


03 January 2018

December 2017

Unsettled, mild at times, but colder interludes with wintry showers and some snow

The weather of December was unsettled with occasional mild, windy, wet spells and interludes of much colder wintry weather as Atlantic frontal systems crossed Ireland. The early days of the month were cool with slack winds and some light rain. A spell of mild, wet and windy weather on the 6thwas followed by a period of much colder conditions with northwesterly winds bringing wintry showers mainly to the west and north, and more widespread falls of snow occurring on the night of the 9/10th. This cold spell with some severe night frosts lasted until 18thDecember, when milder conditions became established with occasionally wet and windy weather which brought some heavy falls of rain to the west and north on Christmas Eve. Christmas Day saw a gradual return to colder conditions with wintry showers and night frosts, milder conditions returned briefly towards the end of the month. Storm Dylan brought strong winds for the end of the month and year, it tracked to the northwest of Ireland before clearing away toward Scotland by midday on Sunday, New Year's Eve.

Full report <<here>>

Annual 2017

Temperature and rainfall near average for the year, storm Ophelia makes landfall in October

The year began mild and mainly dry but became unsettled at the end of January and for February with storm Doris bringing widespread gales and disruption on 23rdFebruary.  Changeable, mild weather continued through  most of March, while April brought mainly dry and settled conditions until the last few days of the month, and May saw a good deal of dry weather but also some wetter interludes. The first half of June was changeable, with warm mostly dry weather for the second half of that month. July and August were unsettled and noticeably cool, brief high pressure ridges brought some fine days – especially to the south and east, while severe thundery downpours occurred in the North on August 23rd. The cool unsettled pattern continued during September. October was notable for storm Ophelia, an extra-tropical cyclone which made landfall on the 16th, bringing violent storm force winds to Munster, and strong gale force winds to many areas with destructive gusts widely. During November and December the unsettled pattern continued with some colder interludes, bringing some severe frosts and falls of snow to many parts on December 10th. Christmas Day 2017 saw a return to colder conditions with wintry showers and night frosts following. 

Full report <<here>>


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