Convert 1 Gigajoule to Megawatt-hour (1 GJ to MWh)
Looking to convert 1 gigajoule (GJ) to megawatt-hour (MWh)? This page provides the accurate result and a detailed explanation of how the conversion is done. Use this information to understand the relationship between Gigajoule and Megawatt-hour and how to calculate conversions manually or using online tools.

Looking to convert 1 gigajoule (GJ) to megawatt-hour (MWh)? This page provides the accurate result and a detailed explanation of how the conversion is done. Use this information to understand the relationship between Gigajoule and Megawatt-hour and how to calculate conversions manually or using online tools.
What is Gigajoule to Megawatt-hour Conversion?
Gigajoule (GJ) and megawatt-hour (MWh) are both units used to measure energy, but they serve different purposes depending on the scale of the measurement. If you ever need to convert gigajoule to megawatt-hour, knowing the exact conversion formula is essential.
GJ to mwh Conversion Formula:
One Gigajoule is equal to 0.277777777778 Megawatt-hour.
Formula: 1 GJ = 0.277777777778 MWh
By using this conversion factor, you can easily convert any energy from gigajoule to megawatt-hour with precision.
Convert 1 Gigajoule to Megawatt-hour
To convert 1 gigajoule to megawatt-hour, multiply the value by 0.277777777778 since:
1 gigajoule = 0.277777777778 megawatt-hour
So:
1 × 0.277777777778 = 0.277777777778
Result: 1 gigajoule = 0.277777777778 megawatt-hour
Reverse Conversion
Need the reverse result? You can also convert megawatt-hour back to gigajoule by dividing 0.277777777778:
0.277777777778 megawatt-hour ÷ 0.277777777778 = 1 gigajoule
For more, visit: Megawatt-hour to Gigajoule
Explore Related Conversion Tool
This page focuses specifically on converting 1 Gigajoule to Megawatt-hour. If you're looking to convert a different value, you can use our general conversion tool:
Frequently Asked Questions
What is 1 gigajoule in megawatt-hour?
1 gigajoule is equal to 0.277777777778 megawatt-hour.
How do I convert gigajoule to megawatt-hour?
Multiply the value in gigajoule by 0.277777777778 to get the equivalent in megawatt-hour.