How to Save Energy in Hawaii: Cut Costs in a Tropical Climate

Hawaii’s tropical climate means high humidity, warm temperatures, and some of the highest electricity rates in the U.S. By making smart adjustments, you can reduce your bills and keep your home comfortable.

1. Use Natural Ventilation

• Open windows during cooler evenings to reduce the need for AC.
• Use ceiling fans to circulate air instead of relying solely on cooling systems.

2. Take Advantage of Solar Energy

• Hawaii’s abundant sunshine makes solar panels a cost-effective long-term investment.
• Check for state incentives and tax credits to lower installation costs.

3. Manage Humidity

• Use dehumidifiers to reduce indoor moisture without overcooling.
• Seal doors and windows to keep humid air outside.

4. Energy-Efficient Appliances

• Choose ENERGY STAR® rated appliances to lower energy consumption.
• Switch to LED lighting throughout your home.

5. Smart Water Heating

Consider a solar water heater or heat pump water heater to take advantage of Hawaii’s sunny climate and lower your utility costs.

6. Try Our Free Energy Tool

Use our WattWise Estimator Tool to see personalized tips for your home.

Bottom Line

By embracing solar energy, improving ventilation, and managing humidity, Hawaii residents can enjoy lower electricity bills without sacrificing comfort.