December had above normal temperatures (+1.9ºC) and below normal precipitation (81%) in comparison with the 30-year climate normal (1981-2010) for the province.
Climate event of the month: Climatologically speaking, December 2021 was rather uneventful. A somewhat, notable event occurred in Moncton when the temperature shifted from -17.1ºC (coldest night of the month) on the 10th to +14.7ºC on the 11th. This marks a change in temperature of 31.8ºC over the two days.
See all the details in the attached final report for December and an outlook for January 2022, from Jill Maepea, Warning Preparedness Meteorologist / Client Service Operations Atlantic, Environment and Climate Change Canada / Government of Canada