Full name: millimetre/hour
Plural form: millimeters/hour
Alternate spelling: millimetres/hour
Category type: speed
Scale factor: 2.7777777777778E-7
The SI derived unit for speed is the meter/second.
1 meter/second is equal to 3600000 millimeters/hour.
Valid units must be of the speed type.
You can use this form to select from known units: