How do you convert m/s to km/h?

Multiply meters per second by 3.6 to get kilometers per hour (exact).

Detailed answer

One kilometer is 1,000 meters and one hour is 3,600 seconds, so 1 m/s = (1/1000 km) / (1/3600 h) = 3.6 km/h. To go back, divide km/h by 3.6.

Relationship context

SI physics and engineering often quote wind or flow in m/s, while weather forecasts and driving use km/h in many regions.

Quick conversion table

Meter per Second (mps)Kilometer per Hour (kph)
0.10.36
13.6
27.2
310.8
414.4
518
621.6
725.2
828.8
932.4
Meter per Second (mps)Kilometer per Hour (kph)
1036
2072
30108
40144
50180
60216
70252
80288
90324
100360

More Meter per Second converters

Dedicated pages from Meter per Second to every other hub speed unit (m/s, km/h, mph, knots, ft/s, Mach, Beaufort, c).