Len Kinley took a picture of this wintry scene in the grounds of Antrim Castle. Send your pictures to firstname.lastname@example.org. See terms and conditions.
The frost spread up to the north coast, where this robin was pictured by Andy Blackwood on the banks of the River Bann.
This spider web managed to withstand the sub-zero temperatures. Picture by Steve Harper, Anahilt.
The cold weather did not stop Niall Jackson from going out to take this picture of the Lagan towpath.
Michael Carberry took this picture of a more autumnal scene at Lurgan Park.
Gerard Callaghan sent in this picture of thawed-out parkland near Shaw's Bridge in south Belfast.