It might be the case that sometimes your workflow isn’t sending you the information correctly. Here are the troubleshooting steps you can take in such a case.
View the timezone settings
Go to the workflow editor to check the timezone settings. Click the timezone and select your timezone from the drop down menu. Also, view the timezone of the apps you’re using in the workflow.
Ensure that the dates are filled in the correct format
When you type the date in the fields, you must make sure that it is in the right format.