tier_2 conversion

Convert gigajoule to gigawatt-hour

Convert gigajoule to gigawatt-hour with a verified formula, worked example, conversion table, precision guidance, and reverse conversion.

gigajoule to gigawatt-hour

gigawatt-hour—

Quick answer

1 gigajoule = 0.000277777777778 gigawatt-hour.

Formula

gigawatt-hour = gigajoule × 0.0002777777777777777777777777778

Precision

The stored factor is used at full decimal precision; round only the displayed result to the precision required by the task.

How to convert gigajoule to gigawatt-hour

Enter a value in gigajoule.
The conversion is linear, so each gigajoule is worth 0.0002777777777777777777777777778 gigawatt-hour.
Round the displayed gigawatt-hour value only when needed.

About these units

gigajoule is a unit used in energy conversions. Energy measures the capacity to perform work or transfer heat. Its recorded symbol is GJ. gigawatt-hour is a unit used in energy conversions. Energy measures the capacity to perform work or transfer heat. Its recorded symbol is GW*h.

Explore related conversions

gigajoule to gigawatt-hour conversion table

gigajoule	gigawatt-hour
0 gigajoule	0e-31 gigawatt-hour
1 gigajoule	0.000277777777778 gigawatt-hour
5 gigajoule	0.00138888888889 gigawatt-hour
10 gigajoule	0.00277777777778 gigawatt-hour
25 gigajoule	0.00694444444444 gigawatt-hour
100 gigajoule	0.0277777777778 gigawatt-hour

Frequently asked questions

How do I convert from gigajoule to gigawatt-hour?

The conversion is linear, so each gigajoule is worth 0.0002777777777777777777777777778 gigawatt-hour.

What formula does CalculatorHQ use for gigajoule to gigawatt-hour?

gigawatt-hour = gigajoule × 0.0002777777777777777777777777778

How should I round the result?

The stored factor is used at full decimal precision; round only the displayed result to the precision required by the task.

Can I convert gigawatt-hour back to gigajoule?

Yes. Use the linked reverse conversion, whose formula is validated against this pair with round-trip tests.