# Convert Kilometre per hour [km/h] to...

Kilometre per hour | |
---|---|

Unit system | metric |

Unit of | speed |

Symbol | km·h^{-1} |

Unit conversions | |

1 km·h^{-1} in ... |
... is equal to ... |

SI units | 0.27778 m·s^{-1} |

Imperial/US unit(s) | 0.62137 mph |

Other unit(s) | 0.53996 knot |

**I want to convert:**
**using**

Metric | Conversion |
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Kilometre per second [km/s] | |

Metre per second [m/s] | |

Kilometre per hour [km/h] | |

Millimetre per second [mm/s] | |

Micrometre per second [µm/s] |

Imperial/US | Conversion |
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Mile per second | |

Mile per hour [mph] | |

Foot per second [ft/s] |

Nautical | Conversion |
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Knot |

Other | Conversion |
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Speed of light [c] | |

Speed of sound | |

Human walk | |

Common snail |

The **kilometre per hour** is a unit of speed, expressing the number of kilometres travelled in one hour.

The unit symbol (not abbreviation) is **km/h**. Worldwide, it is the most commonly used unit of speed on road signs and car speedometers.

This article uses material from the Wikipedia article "Kilometres per hour", which is released under the Creative Commons Attribution-Share-Alike License 3.0.