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Convert km/h to m/s

1 kilometer per hour equals 0.27777778 meters per second. Enter a value below to convert instantly.

1 km/h
0.27777778 m/s

Multiply the number of kilometers per hour by 0.277777777778 to get meters per second. How this is calculated

Copy link puts your number after the #, which browsers never send to a server — but the link itself carries it, so anyone you send it to sees the value. Save keeps the unit pair in this browser only; clear it any time from your saved list.

Need the other direction? Convert meter per second to kilometer per hour →

Formula

Multiply the number of kilometers per hour by 0.277777777778 to get meters per second.

Step by step

  1. Start with 1 km/h.
  2. Multiply by the conversion factor 0.277777777778.
  3. 1 × 0.277777777778 = 0.27777778 m/s.

Kilometers per Hour to Meters per Second conversion table

Kilometers per Hour (km/h) Meters per Second (m/s)
1 0.27777778
5 1.3888889
10 2.7777778
20 5.5555556
30 8.3333333
40 11.111111
50 13.888889
60 16.666667
80 22.222222
100 27.777778

Convert Kilometer per Hour to other speed units

1 km/h expressed in every other speed unit on this site.

  • Meter per Second m/s 0.27777778
  • Kilometer per Minute km/min 0.016666667
  • Kilometer per Second km/s 0.00027777778
  • Meter per Minute m/min 16.666667
  • Meter per Hour m/h 1,000
  • Centimeter per Second cm/s 27.777778
  • Centimeter per Minute cm/min 1,666.6667
  • Centimeter per Hour cm/h 100,000
  • Millimeter per Second mm/s 277.77778
  • Millimeter per Minute mm/min 16,666.667
  • Millimeter per Hour mm/h 1,000,000
  • Mile per Hour mph 0.62137119
  • Mile per Minute mi/min 0.010356187
  • Mile per Second mi/s 0.00017260311
  • Yard per Hour yd/h 1,093.6133
  • Yard per Minute yd/min 18.226888
  • Yard per Second yd/s 0.30378147
  • Foot per Hour ft/h 3,280.8399
  • Foot per Minute ft/min 54.680665
  • Foot per Second ft/s 0.91134442
  • Inch per Second in/s 10.936133
  • Inch per Minute in/min 656.16798
  • Inch per Hour in/h 39,370.079
  • Knot kn 0.5399568
  • Knot (UK) kn (UK) 0.53961182
  • Mach (sea level) M 0.00081629721
  • Mach (SI standard) M (SI) 0.0009414715
  • Mach (20 °C, 1 atm) M (20 °C) 0.00080843358
  • Speed of Sound (pure water) c (H₂O) 0.00018734591
  • Speed of Sound (sea water) c (sea) 0.00018255637
  • Speed of Light (vacuum) c 9.2656693e-10
  • Cosmic Velocity (first) v₁ 0.000035161744
  • Cosmic Velocity (second) v₂ 0.000024801587
  • Cosmic Velocity (third) v₃ 0.000016663334
  • Earth's Orbital Velocity v⊕ 0.0000093323628

About the kilometer per hour

The kilometer per hour (km/h) is a Metric unit of speed.

About the meter per second

The meter per second (m/s) is a SI unit of speed.

Where this conversion is used

Converting kilometers per hour to meters per second comes up when driving, running, cycling, aviation, and weather reports.

Related conversions

Frequently asked questions

How many meters per second are in a kilometer per hour?

One kilometer per hour equals 0.27777778 meters per second.

How do you convert kilometers per hour to meters per second?

Multiply the number of kilometers per hour by 0.277777777778 to get meters per second.

What is 1 meter per second in kilometers per hour?

One meter per second equals 3.6 kilometers per hour.

When would I convert kilometers per hour to meters per second?

This conversion is common when driving, running, cycling, aviation, and weather reports.

Conversion factors are based on internationally agreed unit definitions. See our methodology and sources for details on how these values are verified.