Originally Posted by After Shock Media

Something about Saudi Arabia and Iran having most of the oil reserves and it being a global market. So even though Canada may provide us with most of our crude, if other countries are willing to pay more when their suppliers raise prices, Canada would have to adjust as well.

Though honestly I never really cared enough to know why. I try not to buy much gas anyways. On another note though I notice the same with assorted California products. Certain weather during certain times of the year that will effect next years crops will raise the price of the product currently on the market.