Tips to Lower Your Electricity Bill This Winter

Quick answer

• Seal air leaks around windows, doors, and electrical outlets.
• Adjust your thermostat, especially when you’re asleep or away.
• Use smart power strips to cut “phantom load” from electronics.
• Improve insulation in your attic and walls.
• Consider a programmable or smart thermostat for automated savings.
• Perform regular maintenance on your heating system.

Who this is for

• Homeowners and renters looking to reduce their monthly energy expenses.
• Individuals experiencing higher-than-usual electricity bills during colder months.
• Anyone seeking practical, actionable steps to improve home energy efficiency.

What to check first (before you act)

Goal and timeline

What is your primary objective? Is it a specific dollar amount you want to save each month, or a general reduction in your bill? Knowing your target will help you prioritize actions. For example, a quick fix like sealing drafts might provide immediate, smaller savings, while a larger project like adding insulation offers more significant long-term benefits.

Current cash flow

Understand your current household budget and how your energy costs fit into it. Track your electricity bills for the past few months, noting any seasonal spikes. This baseline will help you measure the effectiveness of your energy-saving efforts and identify where your money is going.

Emergency fund or safety buffer

Before investing in energy efficiency upgrades, ensure you have a solid emergency fund. Unexpected home repairs or job loss can quickly derail financial progress. A general guideline is to have 3-6 months of living expenses saved. Check the official source or your provider for specific recommendations.

Debt and interest rates

High-interest debt can significantly impact your ability to save money. If you have credit card debt or other loans with high interest rates, prioritize paying those down before investing heavily in energy-saving measures. The interest saved on debt can often outweigh the immediate savings from energy efficiency.

Credit impact

Some energy efficiency upgrades, like installing a new furnace or improving insulation, can be significant expenses. If you plan to finance these improvements, understand how a new loan or line of credit might affect your credit score. Conversely, consistently paying your utility bills on time can positively impact your credit.

Step-by-step: Lowering Your Winter Energy Bills

1. Conduct a Home Energy Audit:

• What to do: Walk through your home and identify obvious areas of heat loss: drafty windows, poorly sealed doors, uninsulated attics, and gaps around pipes or vents. You can also use an incense stick to see where air is moving.
• What “good” looks like: You have a clear list of potential air leaks and areas needing insulation.
• Common mistake: Relying solely on professional audits without doing your own initial assessment. This can lead to unnecessary costs.
• How to avoid: Do a thorough walk-through yourself first. Then, consider a professional audit if you need more detailed analysis.

2. Seal Air Leaks:

• What to do: Use caulk for small gaps (less than 1/4 inch) around stationary elements like window frames and door trim. Use weatherstripping for moving parts like doors and operable windows. For larger gaps, use expanding foam sealant.
• What “good” looks like: You can no longer feel drafts from windows and doors, and the house feels more airtight.
• Common mistake: Forgetting to seal electrical outlets and switch plates on exterior walls.
• How to avoid: Purchase inexpensive foam gaskets designed for electrical boxes and install them behind the cover plates.

3. Improve Insulation:

• What to do: Check the insulation levels in your attic and walls. If they are below recommended levels for your climate zone, consider adding more. Blown-in cellulose or fiberglass are common options for attics.
• What “good” looks like: Your attic and walls meet or exceed recommended R-values for your region.
• Common mistake: Over-insulating without ensuring proper ventilation, which can lead to moisture problems.
• How to avoid: Consult with a local building professional or your energy provider for recommended insulation levels and ventilation requirements.

4. Optimize Your Thermostat:

• What to do: Install a programmable or smart thermostat. Set it to a lower temperature when you’re asleep or away from home. For example, set it 7-10 degrees Fahrenheit lower for 8 hours a day.
• What “good” looks like: You are consistently comfortable at a slightly lower temperature and notice a reduction in heating system runtime.
• Common mistake: Setting the thermostat too low too quickly, making it uncomfortable and leading to manual overrides.
• How to avoid: Gradually adjust the temperature over a few days to acclimate your household.

5. Manage Windows and Doors:

• What to do: During the day, open curtains and blinds on south-facing windows to let in natural sunlight for passive heating. At night, close them to act as an extra layer of insulation. Ensure doors are kept closed when not in use.
• What “good” looks like: You feel a noticeable difference in room temperature from sunlight during the day and a reduced chill at night.
• Common mistake: Leaving blinds and curtains closed all day, blocking free solar heat.
• How to avoid: Make it a habit to open window coverings on sunny days and close them as soon as the sun sets.

6. Maintain Your Heating System:

• What to do: Change or clean your furnace filter regularly (monthly or quarterly, depending on the filter type). Schedule an annual professional tune-up for your heating system.
• What “good” looks like: Your furnace runs efficiently and quietly, and your energy bills are stable or decreasing.
• Common mistake: Neglecting filter changes, which forces the system to work harder and reduces efficiency.
• How to avoid: Set reminders on your phone or calendar for filter changes. Keep a spare filter on hand.

7. Reduce “Phantom Load”:

• What to do: Unplug electronics when not in use, or use smart power strips that cut power to devices when they are in standby mode. This includes TVs, computers, chargers, and game consoles.
• What “good” looks like: You are more mindful of unplugging devices and notice fewer devices drawing power unnecessarily.
• Common mistake: Forgetting about devices that are always plugged in, even when off.
• How to avoid: Strategically place smart power strips near entertainment centers and home offices.

8. Use Fans Wisely:

• What to do: In winter, reverse the direction of your ceiling fans to push warm air down from the ceiling. Ensure the fan is rotating clockwise at a low speed.
• What “good” looks like: You feel a gentle circulation of warm air without a noticeable draft, making the room feel warmer.
• Common mistake: Running fans counter-clockwise in winter, which creates a cooling effect.
• How to avoid: Check the direction of your fan’s rotation setting. Most fans have a small switch on the motor housing.

9. Improve Window Efficiency:

• What to do: For older, drafty windows, consider temporary solutions like applying plastic window film to create an insulating air gap. For longer-term solutions, consider replacing single-pane windows with double or triple-pane, energy-efficient models.
• What “good” looks like: Your windows are less drafty, and rooms feel more consistently warm.
• Common mistake: Ignoring windows as a major source of heat loss.
• How to avoid: Prioritize sealing and insulating windows, as they can account for a significant portion of heat loss.

10. Check for Drafts from Outlets and Switches:

• What to do: On exterior walls, remove the cover plates of electrical outlets and light switches. Feel for drafts. If you feel air movement, install foam gaskets behind the plates.
• What “good” looks like: You no longer feel drafts coming from these small openings.
• Common mistake: Not realizing that these small openings can be significant sources of heat loss.
• How to avoid: Use the incense stick method mentioned earlier to identify these leaks.

Common mistakes (and what happens if you ignore them)

Mistake	What it causes	Fix
Not sealing air leaks	Significant heat loss, higher heating bills, uneven temperatures, drafts	Use caulk, weatherstripping, and foam sealant to seal gaps around windows, doors, and penetrations.
Neglecting insulation	Heat escapes easily through the roof and walls, leading to constant heating.	Add insulation to the attic and walls to meet recommended R-values for your climate zone.
Keeping the thermostat too high	Wastes energy and money by heating an empty or unused home.	Program your thermostat to lower temperatures when you’re asleep or away.
Forgetting about “phantom load”	Devices consume electricity even when turned off, adding to your bill.	Unplug devices or use smart power strips to cut power to electronics when they’re not in use.
Not maintaining the heating system	Reduced efficiency, increased energy use, potential for breakdowns.	Change filters regularly and schedule annual professional tune-ups for your furnace.
Ignoring natural sunlight	Missing out on free passive solar heating, leading to more reliance on heating.	Open curtains and blinds on sunny days to let sunlight warm your home.
Running ceiling fans counter-clockwise	Creates a cooling draft, counteracting the goal of warming the room.	Reverse ceiling fan direction to clockwise at low speed to push warm air down.
Not checking for drafts around outlets	Unseen air leaks contribute to heat loss and discomfort.	Install foam gaskets behind outlet and switch plate covers on exterior walls.
Using old, inefficient appliances	Appliances consume more energy than newer models, increasing overall usage.	When replacing appliances, look for ENERGY STAR certified models.
Not insulating pipes	Heat loss from hot water pipes, leading to longer wait times for hot water.	Insulate hot water pipes, especially those in unheated areas like basements or crawl spaces.

Decision rules (simple if/then)

• If you feel a draft when standing near a window, then seal the window frame and sash with caulk and weatherstripping because air leaks are a major source of heat loss.
• If your attic insulation is below the recommended R-value for your region, then add more insulation because the attic is the largest area for heat to escape.
• If you are consistently away from home for 8 hours or more each day, then program your thermostat to a lower temperature during those hours because heating an empty house is wasteful.
• If you have many electronics that draw power even when off, then use smart power strips because this can significantly reduce your “phantom load.”
• If your heating bills have increased significantly without a change in usage, then schedule a furnace tune-up because an inefficient system uses more energy.
• If your windows are old and drafty, then consider applying window insulation film as a temporary measure because this creates an insulating air pocket.
• If you notice your hot water pipes are cold to the touch in unheated areas, then insulate them because this reduces heat loss from your water supply.
• If you have a home office with multiple electronics, then plug them into a single smart power strip because this makes it easy to cut power to all of them simultaneously.
• If you are considering a major upgrade like new windows, then research ENERGY STAR certified options because these are designed for maximum energy efficiency.
• If you notice uneven temperatures between rooms, then check for air leaks and insulation issues because these are common causes of temperature imbalances.
• If you have a fireplace, then ensure the damper is closed when not in use because an open damper is like an open window.
• If you are planning to purchase new appliances, then look for the ENERGY STAR label because these are certified to be more energy-efficient.

FAQ

How much can I realistically save on my electricity bill?

Savings vary greatly depending on your home’s condition, climate, and the specific actions you take. However, implementing several of these tips can lead to a noticeable reduction, often in the range of 10-30% or more.

What is the most impactful way to save on winter electricity?

Sealing air leaks and improving insulation are generally considered the most impactful, as they directly address heat loss. A programmable or smart thermostat also offers significant savings by optimizing heating schedules.

Do ceiling fans really help in winter?

Yes, by reversing the direction to clockwise at a low speed, ceiling fans can gently push warm air that has risen to the ceiling back down into the living space, making the room feel warmer without increasing your heating system’s workload.

How often should I change my furnace filter?

This depends on the type of filter. Basic fiberglass filters may need changing monthly, while higher-efficiency pleated filters might last 3-6 months. Check the manufacturer’s recommendation and inspect it regularly for dirt buildup.

What is “phantom load” or “vampire power”?

Phantom load refers to the electricity consumed by electronic devices when they are turned off but still plugged into an outlet. This “vampire power” can account for a surprising amount of your total electricity usage.

Are energy-efficient windows worth the investment?

For older homes with single-pane windows, energy-efficient double or triple-pane windows can significantly reduce heat loss, improve comfort, and lower heating bills over time. The payback period can vary.

Should I consider a home energy audit?

A professional home energy audit can identify hidden energy inefficiencies and provide a prioritized list of recommended improvements tailored to your home. It’s a good step if you’re unsure where to start or want a comprehensive assessment.

What this page does NOT cover (and where to go next)

• Specific government rebates or tax credits: Check with your local utility company, state energy office, and the IRS for current incentives.
• Detailed HVAC system repair and maintenance: Consult a qualified HVAC technician for complex issues.
• Advanced home automation and smart home integration: Explore resources focused on smart home technology.
• Solar panel installation and renewable energy options: Research local installers and renewable energy programs.
• Understanding your specific electricity rate plan: Contact your electricity provider to understand tiered pricing, demand charges, or time-of-use rates.