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When Should I Turn On the Heat?

man adjusting thermostat

As the Seasons Change, Here’s All You Need to Know About Using Your Heating and Cooling System

One day you might be soaking in the sun, enjoying the last rays of summer, and then the next day, you’re wrapping yourself in blankets wondering how it got cold so quickly.

As the temperature begins to drop, you might find yourself asking when the right time is to turn on your heat.

Unfortunately, there’s no definitive answer.

Instead, the answer varies based on outdoor temperatures, personal preferences, and whether your system has been serviced for the new season. Read on to explore the best time to turn on the heat and how to prepare your heating and cooling system for the seasonal change.

Consider the Temperature

A good rule of thumb is to start using your heating system when outdoor temperatures consistently fall below 60°F, or your indoor temperature is less than 64°F. The World Health Organization (WHO) recommends 64°F as the minimum indoor temperature for healthy individuals and 68°F for vulnerable individuals such as elderly people, unhealthy people, and children. Any colder, and you may not feel as comfortable and you could be at risk of temperature-related illness.

During the night you may be comfortable with having the temperature a few degrees lower, which helps sleeping habits and optimizes energy-efficiency. Just add a blanket to your bed.

After you’ve turned on your heating for the season, we recommend keeping your thermostat set at around 68°F when you’re home and awake. Lowering the temperature by 7 to 10°F when you’re asleep or away from home is a great practice for energy savings.

Cooler temperatures are usually conducive to better sleep, and lowering the temperature when away from home can save energy and as much as 10% on your energy bills.

Consider investing in a programmable or smart thermostat for precise control and remote use for when you’re not home.

Feel Out Your Level Of Comfort

Pay attention to how comfortable you feel indoors. If you’re frequently reaching for blankets and sweaters, it might be time to turn on the heat, regardless of the outdoor temperature.

To keep your heating and cooling system energy-efficient, we recommend starting with a lower temperature on your thermostat and turning it up as necessary.

Consider the Local Climate

Lower humidity levels – air that contains less moisture – can make your home feel colder than it actually is. If you live in a less humid climate, your home can feel more chilly due to dry air. But if you live near a body of water, your home is more likely to feel colder sooner. If you’re unsure how the local climate affects your home, stick with the recommended minimum of 64°F for healthy individuals when home. Even if you’re away, it’s important to keep your home at at least 55°F to mitigate risk of your pipes freezing in cold weather, so it’s important to pay attention to the temperature in cooler climates and colder weather.

Family Needs Play a Role In Heating and Cooling Choices For Your Home

Consider the needs of your household members. Young children, elderly family members, and those with medical conditions may require a warmer environment to stay comfortable and healthy. Layering up is important too, so use both of these methods to help maintain optimal comfort and health for more vulnerable family members.

Don’t Forget Home Insulation

If your home is drafty or poorly insulated, you might want to consider turning on your heat sooner before the temperature drops too low in your home. Pay attention to the age and insulation level of your windows; if they are older, with thinner glass, or you have previously noticed drafts, it’s likely a sign that your window insulation is poor. You will need to adjust your heating accordingly.

New windows aren’t on the table? Seal your glass panes with caulk or apply plastic sheets across your windows to block drafts. This can lead to more energy-efficient heating and cooling of your home.

Prepare Your Heating System For Winter

Before you turn on your heating system for the first time, take these steps to ensure it’s ready for the winter season:

  1. Change the air filter: A clean air filter improves airflow and efficiency. Replace your filter every three months, depending on your usage and filter type. Homes with pets and multiple residents might have to replace their filters more frequently – once per month.
  2. Inspect your system: Check your HVAC system for any visible signs of damage or wear. Look for loose connections, rust, smells, or unusual noises. If you notice any issues, contact a professional for air conditioners, heating and cooling repair and regular furnace maintenance.
  3. Test your thermostat: Make sure your thermostat is working correctly by setting it to a higher temperature and listening for the system to turn on. If it doesn’t respond, you may need to replace the batteries or contact a professional HVAC technician for a check-up.
  4. Clean vents: Dust and debris accumulate in your vents over time. Vacuum them thoroughly to breathe cleaner air and prevent potential airflow restrictions. To ensure that airflow is circulating correctly, airflow experts recommend keeping a clearance of 10” between vents and all furniture, curtains, and other objects.
  5. Schedule a professional inspection: An annual inspection by a certified HVAC technician can identify potential problems and ensure your system is running efficiently. A professional HVAC company can conduct furnace and air conditioner maintenance, heating and cooling repair, and new system installation as needed. Preventive measures can save you from costly repairs and improve your system’s performance.

For Help With Heating and Cooling, Rely On a Professional HVAC Company

Knowing when to turn on the heat is essential for maintaining a comfortable and energy-efficient home all year round. By considering temperatures, comfort, the needs of your household, and energy-efficient practices, you can make an informed decision about when to start using your heating system.

As regular maintenance and professional inspections are crucial for keeping your heating system in top condition, ensure you find a reputable HVAC company near you who is ready to help with HVAC concerns or expert advice before you switch over from air conditioning to heat.