Power BI: How to Extract Hour from Datetime


You can use the following syntax in DAX to extract the hour from a datetime in Power BI:

hour = HOUR('my_data'[Datetime])

This particular example creates a new column named hour that extracts only the hour from the column named Datetime in the table named my_data.

The following example shows how to use this syntax in practice.

Example: How to Extract Hour from Datetime in Power BI

Suppose we have the following table named my_data in Power BI that contains information about total sales made by some company at specific datetimes:

Suppose that we would like to extract the hour from each datetime in the Datetime column.

To do so, click the Table tools tab, then click the icon called New column:

Then type the following formula into the formula bar:

hour = HOUR('my_data'[Datetime])

This will create a new column named hour that contains only the hour from the the corresponding datetime in the Datetime column:

Power BI extract hour from datetime

For example:

  • The formula extracts 10 from 1/1/2024 10:15:00 AM.
  • The formula extracts 19 from 1/5/2024 7:15:23 PM.
  • The formula extracts 1 from2/15/2024 1:15:09 AM.

And so on.

Note: You can find the complete documentation for the HOUR function in DAX here.

Additional Resources

The following tutorials explain how to perform other common tasks in Power BI:

Power BI: How to Convert Date to Text
Power BI: How to Get Day of Week from Date
Power BI: How to Convert Date to Month and Year Format

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