Ideal Temperature of a House in Winter: A Guide for Chicago’s South & Southwest Suburbs


Any Season Heating & Air Conditioning • December 6, 2025

Ideal Home Temperatures for Winter in Chicagoland

As the winter chill settles into Chicago’s South and Southwest suburbs, determining the ideal temperature for your home is crucial not only for comfort but also for energy efficiency. Finding the right balance can lead to lower utility bills and a cozy environment. Let’s explore the recommended temperature settings for winter and when it may be time to call a heating professional.


The Ideal Temperature


The U.S. Department of Energy suggests setting your thermostat to 68˚F (20˚C) when you’re home during the winter. This temperature strikes a balance between comfort and energy savings. Here’s a breakdown of optimal settings depending on your daily activities:


  • When You’re Home: Aim for 68˚F during the day. This warm environment is ideal for activity and relaxation.


  • When You’re Away: Lower your thermostat to around 60–65˚F (15–18˚C) when you are not home. This helps save on heating costs while still preventing pipes from freezing.


  • At Night: Consider lowering the temperature further to about 60–67˚F (15–19˚C) while you sleep. Many people find cooler temperatures conducive to better sleep quality.


Factors to Consider


While these temperature settings are a great guideline, you should also consider the following factors:


  • Home Insulation: Proper insulation in your walls, attic, and floors can help maintain the desired temperature. If your home struggles to stay warm, it may be time to check your insulation.


  • Humidity Levels: Perceived temperature can vary significantly with humidity. Proper humidity levels (between 30–50%) can make your home feel warmer without increasing the thermostat setting.


  • Age of Your Heating System: Older systems may struggle to maintain consistent temperatures. If your home feels drafty or uneven, a system upgrade might be worth considering.


Energy Efficiency Tips


Beyond just setting the thermostat, there are additional steps to maximize your home’s energy efficiency:


  • Use Programmable Thermostats: These devices can automatically adjust your home’s temperature based on your schedule, saving you money on heating bills.


  • Seal Drafts: Inspect windows, doors, and other openings for drafts. Sealing these gaps can significantly impact your heating efficiency.


  • Zoning: If you have different floors or areas in your home that require different temperatures, consider a zoning system that allows for individualized temperature control.


  • Regular Maintenance: Schedule routine maintenance for your heating system to ensure it runs efficiently. This includes changing filters and having a professional inspect the system annually.


When Do I Call a Heating Professional?


While adjusting your thermostat and making energy-efficient changes can help, there are times when it’s essential to call a professional:


  • Unusual Noises: If your heating system is making strange sounds, it could indicate a problem that requires expert assessment.


  • Inconsistent Heating: If some rooms are significantly colder than others, it may indicate an underlying issue with your system.


  • High Energy Bills: A sudden spike in heating costs without a change in usage can indicate that your heating system isn’t operating efficiently.


Finding the ideal temperature for your home during the winter months in Chicago’s South and Southwest suburbs involves balancing comfort, efficiency, and your home's unique characteristics. By following the recommended thermostat settings, practicing energy-efficient habits, and recognizing when to seek professional help, you can ensure your home stays warm and welcoming all winter long. Remember, staying proactive is key. Regularly checking your heating system and making adjustments can keep your home cozy while saving you money in the long run.


Does Your HVAC System Need Maintenance in Tinley Park or the Chicagoland Area?


If you think your HVAC system needs an inspection or maintenance in
Tinley Park, Orland Park, Homer Glen, or Flossmoor, contact us at Any Season Heating & Air Conditioning. We’ve been helping these communities heat their homes and businesses for more than 25 years. Don’t spend the winter in the cold—get that heating system up and running!

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