The last frost in Londonderry (Derry), Northern Ireland was the night of the Tuesday 09/02/2021 to Wednesday 10/02/2021, with a minimum air temperature of -1.0°C (30.2°F), and therefore a probable minimum ground temperature of around -4.0°C (24.8°F).
There are no frosts forecast for Londonderry (Derry) in the next 5-days.