Temperature records broken around southern Ontario on Family Day

WATCH: Marianne Dimain takes a look at how Torontonians took the extreme cold temperatures in stride.

TORONTO – It was a chilly Family Day across southern Ontario as the mercury plummeted, setting records across the region.

At Toronto Pearson International Airport, a record temperature of -24.4 was set for Feb. 16, breaking the previous temperature of -23.9 set in 1939. In Barrie, the mercury bottomed out at -30 C breaking the previous record of -26.5 C set in 1987.

READ MORE: Toronto man found in freezing cold near wheelchair dies in hospital

A few municipalities shattered the record for Feb. 16: Windsor, Delhi, and Waterloo.

In Windsor, where records began in 1941, the temperature fell to -26.7 C, beating out the old low of -18.5, a difference of 8.2 C. In Delhi, the temperature was -34.1 C on Monday, beating out the previous temperature of -25.0.

Story continues below advertisement

READ MORE: Bundle up Toronto, extreme cold alert as -40 C wind chill expected

But at one weather station in Waterloo — which only began keeping records since 1970 — the mercury fell to -34.1 C breaking the old record set in both 1979 and 1987 of -23 C, a difference of 11.1 C.

The normal lows for this time of year in the region is about -8 C.

Sadly, the cold weather is expected to linger until the end of the month.