DateTime.IsInCurrentHour Function in Power Query

The DateTime.IsInCurrentHour function in Power Query indicates whether the given datetime value occurs during the current hour, as determined by the current date and time on the system.

Syntax

DateTime.IsInCurrentHour(dateTime as any) as nullable logical

Example: Let’s current date and time in the system is 13 April 2025 11:10AM.

Power Query M

let
    Source = DateTime.IsInCurrentHour(#datetime(2025,4,13,11,40,30))
in
    Source        

The output of the above code is TRUE.