January Drier and Sunnier

Armagh Observatory reports that January was much drier and sunnier than average. The total precipitation for the month was 31.8 mm (1.25 inches), that is, slightly over 40% of the average. Snow fell on two days.

The number of hours of sunshine was 71.8, which is about 56% more than the average for January.

The mean monthly temperature was 3.5 degrees Celsius (38.2 degrees Fahrenheit), which is marginally less than the average January mean temperature. The maximum temperature was 12.3 degrees C on the 15th, while the lowest air temperature was -6.3 degrees C on 7th. There were twenty-four nights with grass frost and eleven with air frost.

These data refer to observations at Armagh Observatory, which has been recording the weather at Armagh since 1795.

FOR FURTHER INFORMATION PLEASE CONTACT: John McFarland at the Armagh Observatory, College Hill, Armagh, BT61 9DG. Tel.: 028-3752-2928; FAX: 028-3752-7174; jmfat signarm.ac.uk; URL: climate.arm.ac.uk.

Last Revised: 2011 February 1st