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What's the Best Temperature for Your Water Heater?

Homeownership comes with a series of tasks and decisions, some more exciting than others. While choosing the color of your living room walls might spark creativity, determining the right temperature for your water heater might not seem as thrilling.

However, it's a crucial consideration that directly impacts your comfort and energy bills.

Best temperature for your water heater - not scalding water

Let's dive into the world of water heater temperatures and how our exceptional services make all the difference.

The Goldilocks Conundrum: Finding the "Just Right" Temperature

Introduction to Water Heater Temperature Settings

When it comes to water heater temperatures, think of Goldilocks trying to find the perfect porridge temperature – not too hot, not too cold, but just right. The U.S. Department of Energy recommends a water heater temperature setting of around 120°F (49°C) for most households. This temperature strikes a balance between preventing scalding accidents and ensuring efficient energy usage.

However, there's more to consider based on your unique needs.

For What Reason Would You Set A Particular Temperature?

We understand that every home is unique, and so are its occupants' preferences. Talk to a professional that will take the time to assess your household's requirements before suggesting the ideal water heater temperature. Finding the right balance between comfort and conservation is important.

What temperature are you set at?

  • 150°F

  • 140°F

  • 130°F

  • 120°F

Ensure that your water heater is calibrated to operate at its most economical temperature, helping you cut down on energy expenses without sacrificing comfort. Considering how long water may take to heat up or the size of your water heater plays a roll in temperature setting as well.

Energy Efficiency: The Dollars and Cents of Temperature

Did you know that adjusting your water heater temperature by just a few degrees can make a substantial difference in your energy bills? For every 10°F (5.6°C) reduction in water heater temperature, you can save up to 5% on energy costs. This translates to real dollars saved over time.

Averting Scalding Disasters: Safety First

The Risks of High Temperatures

While a steaming-hot shower might sound appealing on a chilly morning, excessively high water heater temperatures pose serious risks, especially for families with young children or elderly members. Scalding accidents can lead to severe injuries and lifelong trauma.

FAQs: Your Burning Questions, Answered

Can I set my water heater temperature above 120°F to get hotter water?

Absolutely, you can adjust the temperature, but we advise caution. Temperatures above 120°F increase the risk of scalding accidents. If you're looking for hotter water, consider using a mixing valve at the tap.

How often should I have my water heater serviced?

Annual maintenance is recommended. Deluxe Plumbing & Heating offers comprehensive check-ups to ensure your water heater's longevity and efficiency.

What's the lifespan of a typical water heater?

The average lifespan is around 8 to 12 years. Regular maintenance and timely repairs can extend its life. When it's time for a replacement, our professionals can guide you through the options.


As a Lehigh Valley homeowner, your comfort is paramount, and so is your budget. Finding the best water heater temperature might seem like a minor detail, but it plays a significant role in your daily life. From energy savings to safety concerns, Deluxe Plumbing & Heating has your back.

Our expertise, experience, and authority in the field ensure that your water heater operates at the perfect temperature for you and your loved ones. With our guidance, you'll enjoy warm showers, lower bills, and peace of mind. So, here's to a toasty future – thanks to Deluxe Plumbing & Heating!


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