The following steps will help you determine the Cost and Usage Report data interval that is being used:
Resolution
Log in to the AWS Billing and Cost Management Console.
From the left menu, select Reports.
Verify that a Cost and Usage Report has been created using an Hourly interval.
In the AWS Console, select Services > S3.
Select the S3 bucket that stores the hourly CUR data.
Within the bucket, locate the hourly CUR .csv file and download it.
Open a terminal session and move to the directory where the CUR .csv is saved.
Run this command to break down the CSV data in your terminal: Tail -n 2000 <filename>.csv This command outputs the last 2000 entries of your CSV file in your terminal.
The beginning of each output should have the following syntax:
Review outputs to verify that the Time Interval is progressing instead of showing T00:00:00 for all entries. If you see this behavior, you are using your Daily CUR data instead of Hourly Data.