It’s only the first day of the new year, but it’s already a historic one: record-breaking temperatures in four Canadian provinces on New Year’s Eve and New Year’s Day.

Temperatures in parts of Alberta and Saskatchewan plummeted to an all-time low on New Year’s Eve, while Ontario and Quebec experienced historic overnight low temperatures on New Year’s Day.

The coldest new record low-temperature was in La Grande Rivière, Que., where the mercury dropped to -48.2 C early Monday.

Meanwhile,  remain in effect for parts of B.C., Alberta, Saskatchewan, Manitoba, Ontario, Quebec, and New Brunswick on Monday.

Canada’s current cold spell is expected to be a “multi-day event,†according to . 

The weather agency advises keeping your pets indoors and avoiding prolonged periods of time outside.