Variable electricity rates can change frequently, often every month, depending on the specific terms of your energy provider. The frequency of rate changes is determined by the fluctuations in the energy market, driven by supply and demand, fuel costs, and other external factors. Electricity prices in deregulated markets like Alberta are susceptible to market conditions, meaning rates can vary each month as the wholesale cost of electricity shifts. For example, when electricity demand surges during a cold snap or heatwave, variable rates might increase sharply for that billing period. Conversely, when demand is low, rates may decrease. Some energy providers may adjust their variable rates daily, which is less common for residential customers. It’s crucial for consumers on variable-rate plans to monitor their rates regularly and understand that their electricity bills can change from month to month based on market trends.