Heating oil prices are up 42 per cent since the Iran war began

Furnace oil averaged just under $2.50 a litre this week, according to Natural Resources Canada.

The pain is likely to be concentrated in Atlantic Canada, where 305,900 homes used oil heat as of 2022. Autumn refinery maintenance adds pressure.

And us?

Ottawa's pause on the federal fuel excise tax runs to February. A McMaster professor estimates a single cold snap could add $600 to $700 per household.