How many kWh in 1 gigawatt-hour?
The answer is 1000000.
We assume you are converting between kilowatt hour and gigawatt hour.
You can view more details on each measurement unit:
kWh or gigawatt-hour
The SI derived unit for energy is the joule.
1 joule is equal to 2.7777777777778E-7 kWh, or 2.7777777777778E-13 gigawatt-hour.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between kilowatt hours and gigawatt hours.
Type in your own numbers in the form to convert the units!
You can do the reverse unit conversion from gigawatt-hour to kWh, or enter any two units below:
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kWh to gigaelectron volt
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kWh to inch pound
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kWh to dekatherm
kWh to horsepower hour
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