January Drier and Colder

Armagh Observatory reports that January was drier and colder than average. The total precipitation for the month was 44.0 mm (1.73 inches), that is, more than 40% less than average. Snow fell on five days.

The number of hours of sunshine was 47.3, which is about average for January.

The mean monthly temperature was 2.0 degrees Celsius (35.5 degrees Fahrenheit), which is about 2 degrees C below the average January mean temperature. The maximum temperature was 11.3 degrees C on the 15th, while the lowest air temperature was -9.7 C on 9th. Last month was the coldest January since 1985. There were twenty-six nights with grass frost and seventeen 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: 2010 February 1st