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What to Set AC on When Away?

Published in Home Energy 2 mins read

When you're away for a few days, the ideal AC setting is around 78°F (26°C). This temperature offers a good balance between energy conservation and protecting your home from excessive heat. This ensures a comfortable home when you return without significantly increasing your energy bill.

Why 78°F (26°C)?

Setting your AC at 78°F while you are away strikes a balance between different factors:

  • Energy Savings: A higher thermostat setting means your AC unit won't run as frequently, leading to lower electricity consumption and cost savings.
  • Home Protection: This setting prevents your home from getting too hot, which can potentially damage electronics, wood furniture, or other temperature-sensitive items. It also helps to reduce the potential for mold growth.
  • Comfort Upon Return: By maintaining a reasonable temperature, your home won’t take an extended period to cool down to your desired level when you return.

Practical Considerations:

Here are some additional points to consider when setting your AC before you leave:

  • Duration of Absence: This temperature setting is best for trips lasting a few days. For longer absences, you might consider increasing the temperature slightly more, depending on the climate and potential for extreme heat.
  • Local Climate: If you live in a region with extreme heat and humidity, you may want to set your AC slightly lower than 78°F to avoid potential issues with mold growth or damage to your belongings.
  • Programmable Thermostat: Using a programmable thermostat can automate temperature adjustments, allowing you to set a lower temperature for a few hours before your return to make your home comfortable upon arrival.

Summary:

Factor Setting Recommendation
Short Trips 78°F (26°C)
Energy Savings High
Home Protection Moderate
Return Comfort Good

In conclusion, setting your AC to 78°F (26°C) is a practical way to save on energy while protecting your home when you're away for a few days.