Manufacturers and retailers frequently offer aggressive "winter clearance" deals of 20% to 40% to move prior-year inventory.
December is statistically the cheapest month, with prices often dipping to about 90% of the annual average.
HVAC companies are significantly less busy in winter and fall, leading to flexible scheduling and wait times as short as 1–3 days , compared to 1–3 weeks in summer.
Because demand is low, you have more power to negotiate better prices, extended warranties, or service bundles. Seasonal Buying Guide Price Index Winter Dec – Feb Lowest (90%) Best for maximum savings and clearance models. Spring Mar – May Moderate (95%) Good for new model launches and "early bird" promos. Summer Jun – Aug Highest (105%) Avoid if possible; emergency installs cost 10-25% more. Fall Sep – Nov Moderate (92%) Great for "savvy savers" as summer inventory is cleared. Pro Tips for Extra Savings