Home » Blog » What Temperature Should I Set My Thermostat?

What Temperature Should I Set My Thermostat?

Key Takeaways

Optimal Thermostat Settings:

  • Summer: Set at 75°F for a balance between comfort and energy efficiency. Adjust slightly if needed to suit personal comfort.
  • Winter: Maintain at 65°F to keep warm without excessive heating costs. Avoid setting it too high to prevent unnecessary energy use.
  • Smart Thermostats: Automate settings for efficiency, control via smartphone, and receive energy usage reports.

Keeping your home comfortable while managing energy costs is a delicate balance, particularly in a climate like Las Vegas’s where temperatures soar in the summer and dip in the winter. Understanding how to set your thermostat can make a significant difference not only in your comfort level but also in your utility bills. Here’s how you can optimize your home’s temperature settings throughout the year.

Summer Setting: Staying Cool and Efficient

During the scorching Las Vegas summers, setting your thermostat to the right temperature is crucial to keep cool without overburdening your air conditioning system. A setting of 75 degrees Fahrenheit is ideal for balancing indoor comfort with energy efficiency. This temperature is high enough to prevent your AC from running non-stop, but low enough to keep you cool during the heat of the day.

If 75 degrees doesn’t feel quite right, you have the flexibility to adjust it slightly. Even a degree or two can make a noticeable difference in how you feel, as well as what you pay at the end of the month. Remember, the smaller the difference between the indoor and outdoor temperatures, the lower your overall cooling bill will be.

Winter Wisdom: Warmth Without the Waste

As temperatures drop, a common mistake is to crank up the heat. However, setting your thermostat to a moderate 65 degrees Fahrenheit during the winter months can keep you comfortably warm without excessive heating costs. This temperature is sufficient to keep the chill away while ensuring that your heating system operates efficiently.

Avoid the temptation to set the thermostat too high as it won’t heat your home any faster and could lead to unnecessary energy consumption and strain on your HVAC system.

The Role of Smart Thermostats

To truly take control of your home’s climate and energy usage, consider upgrading to a smart thermostat. These advanced thermostats adjust the temperature automatically based on your daily schedule, weather conditions, and heating and cooling needs. With a smart thermostat, you can:

  • Program temperature settings to automatically lower when you are asleep or away from home.
  • Monitor and adjust your home’s temperature from your smartphone or other devices, whether you’re at home or on the go.
  • Receive detailed energy usage reports that help you make smarter decisions about your heating and cooling, potentially saving you money.

Installation and Expert Advice

Ready to upgrade to a smart thermostat or need professional advice on managing your HVAC system? Contact Evolve Air Conditioning & Heating at 702-809-6617. Our team of experts in Las Vegas can help you select and install the perfect thermostat for your home, ensuring it’s optimized for both comfort and cost-effectiveness.


Finding the right thermostat setting is more than just a number; it’s about creating a comfortable, sustainable living environment. With the right settings and technology, you can keep your home pleasantly cool in the summer and comfortably warm in the winter without breaking the bank.

Does your HVAC system need a modern touch with a smart thermostat, or perhaps a routine check-up? Reach out to Evolve Air Conditioning and Heating in Las Vegas for a free quote today!


What temperature should I set my thermostat in the summer to save on energy?

For energy efficiency during Las Vegas summers, it is recommended to set your thermostat at 75 degrees Fahrenheit. This setting helps balance indoor comfort with reduced energy consumption.

Is it more energy-efficient to keep my thermostat at a constant temperature?

No, it’s generally more energy-efficient to adjust your thermostat at different times of the day. Lowering the temperature when you are asleep or away can significantly reduce your heating and cooling costs.

How can a smart thermostat save me money?

Smart thermostats optimize your home’s temperature settings based on your routine and local weather conditions, reducing unnecessary heating and cooling. They also provide energy usage reports, helping you make informed decisions about your HVAC usage.

What should I do if 75°F is too warm during the summer?

If 75°F is uncomfortable, you can adjust the thermostat by a degree or two. However, keeping it as close to the outside temperature as comfortably possible will maximize your energy savings.

Can upgrading my thermostat really help reduce my energy bills?

Yes, upgrading to a smart thermostat can significantly reduce your energy bills by automating temperature settings for optimal energy use, especially when no one is home or during the night.

How does the outdoor temperature affect my indoor thermostat settings?

The greater the difference between the indoor and outdoor temperatures, the harder your HVAC system has to work and the more energy it consumes. Setting your thermostat closer to the outdoor temperature reduces strain on your system and lowers energy costs.

Should I turn off my thermostat when I am not home?

Rather than turning off the thermostat, it’s more effective to set it to a higher temperature in summer or a lower temperature in winter when you’re not home. This prevents excessive energy use while avoiding the discomfort of returning to a home that’s too hot or too cold.

What is the best way to use a smart thermostat for maximum energy savings?

Utilize the programming features of your smart thermostat to align with your daily schedule. Set it to automatically adjust based on when you are typically away, asleep, or at home. Also, take advantage of the remote control features to make adjustments when your schedule changes unexpectedly.

Are there any quick checks I can perform to ensure my thermostat is working efficiently?

Check that your thermostat is properly calibrated by comparing its reading with a separate room thermometer. Also, ensure it’s not affected by direct sunlight, drafts, doorways, windows, or skylights, which could cause it to read the temperature inaccurately.

How often should I replace or upgrade my thermostat?

Consider replacing or upgrading your thermostat if it is more than 10 years old or if it’s not programmable. Newer models offer better technology and programming options that can help in managing your home’s energy use more efficiently.

Leave a Comment

Scroll to Top


$99 tune-up