›› Convert centimetre/second to kilometre/hour


›› More information from the unit converter

How many cm/s in 1 km/h? The answer is 27.777777777778.
We assume you are converting between centimetre/second and kilometre/hour.
You can view more details on each measurement unit:
cm/s or km/h
The SI derived unit for speed is the meter/second.
1 meter/second is equal to 100 cm/s, or 3.6 km/h.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between centimeters/second and kilometers/hour.
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You can do the reverse unit conversion from km/h to cm/s, or enter any two units below:

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›› Definition: Kilometer/hour

The kilometre per hour (American English: kilometer per hour) is a unit of both speed (scalar) and velocity (vector).

The km/h is the worldwide most commonly used speed unit on road signs and car speedometers.

›› Metric conversions and more

ConvertUnits.com provides an online conversion calculator for all types of measurement units. You can find metric conversion tables for SI units, as well as English units, currency, and other data. Type in unit symbols, abbreviations, or full names for units of length, area, mass, pressure, and other types. Examples include mm, inch, 100 kg, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles, feet per second, and many more!