Forget 72°F: The New Temperature Experts Recommend for Heating Your Home

January 15, 2026

Winter in the UK can be quite unforgiving, and keeping our homes warm is crucial. Yet many of us are still clinging to outdated temperature rules that do more harm than good. Let me tell you—I was shocked to discover that the old guideline of maintaining a thermostat at 66°F (19°C) is no longer adequate for modern living. This January, as we brave the cold, it’s time to reconsider how we heat our homes.

Highlights

  • 🚫 The outdated 66°F temperature rule needs an upgrade.
  • 💡 Experts now recommend 68–70°F (20–21°C) for comfort and health.
  • 🏠 Poor temperature settings can lead to issues like mold and structural damage.
  • 💰 Adjusting your thermostat can save on energy bills while enhancing comfort.

Did you know that maintaining indoor temperatures below 65°F can raise your risk of respiratory illnesses? ❗

Rethinking the Thermostat Settings

For years, I dutifully kept my thermostat at 66°F, convinced I was saving on energy costs. However, after speaking with HVAC expert Josh Mitchell, my perspective shifted dramatically. He explained that modern homes, equipped with advanced materials, simply don’t perform well at this temperature. In fact, temperatures at 66°F can lead to surfaces dropping below 60°F, creating the perfect conditions for mold.

After just five weeks of bumping my settings to 68–70°F, I not only felt more comfortable; I also noticed my energy bills were more manageable. It turns out that raising the temperature helps maintain a healthy moisture level and prevents condensation, all while keeping your home cozy.

The Science of Comfort and Health

Research suggests that maintaining indoor temperatures between 65°F and 75°F promotes well-being. Temperatures below 65°F can significantly impair your respiratory system and immune function, particularly for vulnerable groups. This isn’t just about warmth; it directly impacts our health. For older adults and children, the recommended daytime temperature needs to be even higher, around 72–75°F during the day and 65–68°F at night.

Moreover, experts emphasize how low temperatures can lead to serious issues if not monitored. I recall a friend whose home faced costly mold removal due to temperature mismanagement. What started as a few cold spots escalated into a major health hazard. The financial burden of addressing these problems often surpasses any savings from attempting to keep the thermostat low.

Cost vs. Health: The Energy Dilemma

It’s easy to fall into the trap of thinking you’re saving money by keeping the heating low. In reality, that can backfire. For every degree your thermostat is lowered, you might save 3-5% on energy costs, but the associated risks might outweigh those savings. I’ve learned this the hard way! My own experience with a broken heating system left me with hefty repair bills.

  • 💧 Keep indoor humidity between 30-50% to avoid health risks.
  • 📏 Monitor your wall temperatures; if they drop below 60°F, consider raising your thermostat.
  • 🔧 Invest in programmable thermostats to optimize heating based on your routines.

Making the Most of Your Heating Space

Some rooms may require different settings. I realized, for instance, that my kitchen naturally heats up during cooking. Therefore, I keep that room a bit cooler, around 65°F, while my living areas remain at a comfortable 70°F. Implementing independent heating controls is essential for maximizing both comfort and efficiency. Every bit of careful planning counts!

During colder periods, ensuring proper insulation and sealing drafts can enhance your home’s performance. I noticed a significant difference when I added draft stoppers to my windows and bought new heavy curtains. You won’t believe how efficient they are in keeping the warmth in!

Take Control This Winter

As we navigate through these chilly months, I urge you to think critically about your home’s heating. Don’t just rely on antiquated guidelines that no longer serve our modern habitats. Embrace the new recommendations, tune up your thermostat, and prioritize your comfort and health. Why settle for less when a few adjustments can lead to a safer, healthier winter?

By making small but effective changes in your home environment, you can strike the balance between comfort and energy efficiency. Check out your thermostat settings today! If you liked this insight, come back to read more tips and tricks on modern living!