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What Temperature Should I Leave My AC on While on Vacation

What Temperature Should I Leave My AC on While on Vacation

You’re all packed for vacation, your bags by the door, and then you turn around and wonder about your AC. Setting the right temperature while you’re away saves energy and protects your home.

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Think about the season. Summer or winter, the setting varies. A slightly higher temperature in the summer keeps your home safe and saves on bills. In winter, it’s the opposite. Keeping it a bit warmer prevents pipes from freezing.

What’s the magic number? That’s what we’re here to explore. Each setting has its benefits and drawbacks. Don’t worry, we’ve got the details you need. Curious about the best setting for your home? Keep reading to learn more. 

Factors to Consider Before Setting Your AC Temperature

Embarking on a vacation should be about relaxation and adventure, not fretting over the little things back home. However, one question often lingers in the minds of many travelers: “What should I set my AC to?” When solved correctly, it’s a puzzle that can save you money, protect your home, and ensure a cozy welcome upon your return. So, let’s explore the factors you must consider before setting your AC temperature and embark on your much-deserved break.

Vacation Duration

Time matters. When you’re away, the length of your vacation plays a crucial role in setting your AC. Short trips require a different approach than more extended getaways. Adjusting your AC accordingly ensures comfort upon return and efficiency in energy use.

Short breaks and long stays. A slight adjustment from your usual setting keeps things balanced for brief absences. For extended periods, a more significant change is beneficial. This approach protects your home from humidity and heat without overworking the AC system.

Indoor Humidity Levels

The moisture in your home affects your AC settings. High humidity can lead to mold and mildew. Balance is key. A setting that slightly lowers the temperature can keep humidity in check. This prevents moisture buildup and maintains indoor air quality.

Energy Saving

Adjusting your AC can lead to substantial energy savings. A few degrees higher can reduce the workload on your AC unit. A setting that’s too high or too low can cause energy wastage or dampness issues. Find the sweet spot for energy efficiency.

Setting the Best AC Temperature Before Going on Vacation

As you prepare to leave the familiar comforts of home for an exciting vacation, a crucial yet often overlooked detail beckons your attention: setting the perfect AC temperature. This simple act is not just about saving a few dollars on your energy bill; it’s about ensuring a harmonious balance in your home while you’re away, creating a welcoming atmosphere upon your return, and safeguarding your sanctuary.

Best Temperature for Short Vacations

For trips lasting a few days, setting your AC to around 78°F (26°C) is ideal. This temperature maintains a balance between energy savings and home protection. This setting ensures your home isn’t too hot when you return. It also helps in keeping energy costs down.

Best Temperature for Longer Vacations

For vacations longer than a week, setting the AC around 85°F (29°C) is advisable. This warmer setting keeps your home safe from extreme heat and humidity. This setting protects furniture, electronics, and plants from excessive heat or moisture.

Utilizing Programmable Thermostats for Enhanced Control

Programmable thermostats offer greater control over your AC settings. They allow you to schedule temperature changes. These devices allow you to set different temperatures for different stages of your vacation. This ensures energy efficiency and home protection throughout your absence.

Remember, before leaving, consider an AC tune up for optimal performance. An AC thermostat guide can also provide helpful insights for better temperature management.

Pre-Vacation AC Maintenance Tips

When planning your vacation, a key question arises: What should I set my AC to? But before you dial in that perfect AC temperature, consider some essential maintenance tips. These will not only set the stage for the best AC temperature setting while you’re away but also ensure the longevity and efficiency of your system.

Ensuring Filters are Clean

A clean filter is paramount for a well-functioning AC system. Before you pack your bags, check and replace your AC filters if necessary. Clean filters mean your AC runs more efficiently, which is crucial when you cannot monitor it. A clean filter also ensures better air quality in your home for your return.

Removing Debris Around the Outdoor HVAC Unit

Your AC’s outdoor unit needs breathing room, so inspect the surrounding areas. Remove leaves, twigs, or any debris that might obstruct airflow. This step is often overlooked but is vital for your AC’s health. A clear area around the unit allows it to function optimally, which is particularly important when running on vacation settings.

System Inspection

Consider a professional Florida AC tune-up before leaving, which includes a thorough system inspection. Professionals can spot issues that might not be obvious to you. They ensure everything is in top shape. Remember, an efficient AC system saves money and prevents breakdowns. Plus, an AC thermostat guide can be invaluable. It can help you understand how to set up and program your thermostat for your time away.

In summary, proper maintenance is the key to setting your AC confidently before a vacation. It’s about peace of mind, knowing your home’s climate is in good hands while you enjoy your time away.

Adjusting the AC Temperature on While on Vacation


As your vacation draws near, the question of what temperature to leave your AC on takes center stage in your pre-travel preparations. This decision is more than a mere adjustment on your thermostat. It’s a strategic move to ensure the well-being of your home in your absence. Let’s remember, it’s about coming back to a comfortable and welcoming environment.

Finding the Ideal Balance is Key. Remember, the perfect temperature setting strikes a balance. It keeps your home safe and cozy yet doesn’t strain your AC or hike up your energy bill. 

Around 78°F (26°C) for short trips and up to 85°F (29°C) for longer stays are golden numbers to remember. These settings help maintain an equilibrium in your home. They prevent issues like mold from high humidity or excessive dryness.

A Little Preparation Goes a Long Way. Don’t underestimate the power of a quick AC tune-up and following an AC thermostat guide before you leave. These steps ensure your AC runs smoothly and efficiently while you’re away. They also reduce the likelihood of coming back to any HVAC surprises. If you need any help conducting an AC tune-up, call the pros at Performance—we have your back. 

Remember, your home’s climate is integral to its overall health. Treat it with the same care you’d give any other aspect of your household. This way, each return from your adventures is as pleasant as the journey itself.