Summary Weather Statistics

[Snowbie]

This area is to summarise the cold spell event in it's entirety from personal weather stations to official Met.ie standards.

Please include dates and times if applicable from the following.

Any temperature records broken,
Snow depths recorded for the period,
Ice days (when max temp is -0.1C or below for your 24hr period),
Sunniest days,
Dullest days,
Windy days,
Thunder or thunder snow etc.

Feel free to add in more if you wish.

[Mothman]

Ashford Co. Wicklow Climate Station. 09-09h day, Sunshine 00-24hday
Temperature records since Nov 1999
Rainfall since July 2001
Sunshine since Dec 2003

-7.0C Lowest air temperature on record, 8th Jan 2010, previous -6.0C same day 2009
-11.5C grass min on 8th Jan 2010, lowest on record for January
-1.3C daily mean 8th Jan 2010, lowest on record, previously -0.5C in 2000
10 successive air frosts 20-29th Dec 2009, longest such series on record. (min on 19th was 0.0C)
Lowest daily maximum temperature during the period was 3.1C on 6th Jan

30th Dec 27.2mm wettest December day on record, 29th had 19.9mm giving 2 day total of 47.1mm
12th Jan 29.5mm
Snow lying on 8 days, 1st, 2nd, 6-11th Jan 2010. (Since 2001, only other days of lying snow was in Feb 2009)
Max depth 4cm on 8th and 9th Jan

21st Dec 6.6hrs, sunniest December day on record, and on the shortest day 
Other days with 6 hrs,
20th Dec 6.2hrs
5th Jan 6.2hrs
7th Jan 6.3hrs
8th Jan 6.2hrs

Wind on 30th December 2009 was notable for an easterly gust of 51mph.

[StratoQ]

Graphic comparison of this cold spell with previous ones at Phoenix Park, Dublin. (courtesy Met Éireann)