Solar panels under blue sky with sunlight in Honolulu, Hawaii - Electricity Rates

Electricity Rates in Honolulu, HI

Average electricity cost, utility comparison, and solar savings potential for Honolulu homeowners.

$0.39
Avg Rate ($/kWh)
$359
Avg Monthly Bill
+144%
vs National Avg
$337/mo
Solar Savings

Honolulu Electricity Cost Overview

The average residential electricity rate in Honolulu, HI is $0.39 per kWh, which is 144% above the national average of $0.16/kWh. Homeowners in Honolulu pay an average of $359 per month for electricity, based on typical usage of 921 kWh per month.

Electricity rates in Honolulu are determined by the local utility providers that serve the area. Rates can vary depending on your specific utility, usage level, and time of use.

Electric Utilities Serving Honolulu

Utility CompanyAvg Rate ($/kWh)Est. Monthly Bill
Hawaiian Electric (HECO)$0.40$368
Maui Electric$0.38$350
Hawaii Electric Light$0.37$341

How Solar Compares to Honolulu Electricity Rates

Without Solar

  • Monthly bill: $359
  • Annual cost: $4,308
  • 25-year cost: $107,700
  • Rate trend: Rising 2-5% annually

With Solar

  • Monthly savings: $337
  • Annual savings: $4,044
  • 25-year savings: $65,000
  • Rate: Locked in for 25+ years
Rooftop solar panel installation by certified team in Honolulu, Hawaii - Electricity Rates

Electricity Rates FAQ - Honolulu, HI

The average residential electricity rate in Honolulu is $0.39 per kilowatt-hour (kWh), which is 144% above the national average of $0.16/kWh. The average monthly electric bill for Honolulu homeowners is approximately $359.

With solar panels, Honolulu homeowners can reduce their electricity costs by approximately 94%, saving around $337 per month or $65,000 over 25 years. The 30% federal tax credit further reduces the upfront cost of going solar.

The major electric utilities serving the Honolulu area include Hawaiian Electric (HECO), Maui Electric, Hawaii Electric Light. Rates vary between providers, so your exact cost depends on your utility and usage level.

Yes, electricity rates in Honolulu and across Hawaii have been increasing, following national trends of 2-5% annual increases. This makes solar panels an increasingly attractive option since they lock in your energy costs for 25+ years.

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30%Federal Tax Credit
25+Year Savings
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