Hawaii · week of September 21, 2026
Gas prices in Hawaii: West Coast (excluding California) average and state gas tax
There's no official weekly average just for Hawaii. What there is: the West Coast (excluding California) regional average, which the state is part of, at $5.11 for regular this week (September 21, 2026). That's +62.8¢ versus the whole country. Taxes are a big part of the story: Hawaii's state gas tax and fees total 18.5¢ per gallon (50th of 51, highest first), and diesel carries 18.5¢. Since January 2015, the gasoline rate has moved −1.0¢.
regional average · West Coast (excluding California)
$5.106
EIA weekly survey
$5.106regional average · West Coast (excluding California)
+8.0¢change in a week
+$1.05change in a year
$6.791diesel
18.5¢state gas tax + fees
36.9¢state + federal tax
50th / 51rank for gas tax
Regular gas, weekly average · West Coast (excluding California)
September 30, 2024: $3.649 · September 21, 2026: $5.106 · min $3.280 · max $5.189
The state's gas tax since 2015
| Rate as of | Gasoline | Diesel |
|---|---|---|
| Jul 2026 | 18.5¢ | 18.5¢ |
| Jan 2026 | 18.5¢ | 18.5¢ |
| Jul 2025 | 18.5¢ | 18.5¢ |
| Jan 2025 | 18.5¢ | 18.5¢ |
| Jul 2024 | 18.5¢ | 18.5¢ |
| Jan 2024 | 18.5¢ | 18.5¢ |
| Jul 2023 | 18.5¢ | 18.5¢ |
| Jan 2023 | 18.5¢ | 18.5¢ |
| Jul 2022 | 18.5¢ | 18.5¢ |
| Jan 2022 | 18.5¢ | 18.5¢ |
| Jul 2021 | 18.5¢ | 18.5¢ |
| Jul 2020 | 18.5¢ | 18.5¢ |
| Jan 2020 | 18.5¢ | 18.5¢ |
| Jul 2019 | 18.5¢ | 18.5¢ |
| Jan 2019 | 18.5¢ | 18.5¢ |
| Jul 2018 | 18.5¢ | 18.5¢ |
| Jan 2018 | 18.5¢ | 18.5¢ |
| Jul 2017 | 18.5¢ | 18.5¢ |
| Jan 2017 | 18.5¢ | 18.5¢ |
| Jul 2016 | 18.5¢ | 18.5¢ |
| Jan 2016 | 18.5¢ | 18.5¢ |
| Jul 2015 | 19.5¢ | 19.5¢ |
| Jan 2015 | 19.5¢ | 19.5¢ |
Neighboring states
Map
$3.972$4.539$5.106
Regular gas
Region: West Coast · Gas tax by state · Diesel prices · U.S. average