Convert Centimetres per Second to Kilometres per Hour
Convert Centimetres per Second (cm/s) to Kilometres per Hour (km/h) instantly and accurately.
Conversion Formula
km/h = cm/s × 0.036
About Centimetres per Second
A centimetre per second (cm/s) is 10⁻² m/s - the speed of slow animals, gentle breezes, and lab syringe pumps. Tortoises travel 0.5-1.5 cm/s; the fastest garden snail record is ~1.3 cm/s. A gentle breeze that barely moves leaves is Beaufort 1 ≈ 50-100 cm/s. Drug-delivery syringe pumps run 0.01-10 cm/s. Coarse silt settles in still water at ~0.2 cm/s (Stokes' law). Capacitive touch sensors detect finger motion at 1-10 cm/s. 1 cm/s = 0.01 m/s.
About Kilometres per Hour
A kilometre per hour (km/h) = 1/3.6 m/s - the universal road speed unit across most of the world. Walking pace ~5-6 km/h; jogging 9-12 km/h; elite marathon runners average 20-21 km/h. High-speed rail (TGV, Shinkansen, ICE) 250-350 km/h; TGV record 574.8 km/h. Category 5 hurricane ≥252 km/h; Thrust SSC land speed record 1,228 km/h (Mach 1.02). 1 km/h = 0.2778 m/s = 0.6214 mph = 0.5400 kn.
Quick Reference Table
| Centimetres per Second (cm/s) | Kilometres per Hour (km/h) |
|---|---|
| 1 cm/s | 0.036 km/h |
| 2 cm/s | 0.072 km/h |
| 5 cm/s | 0.18 km/h |
| 10 cm/s | 0.36 km/h |
| 25 cm/s | 0.9 km/h |
| 50 cm/s | 1.8 km/h |
| 100 cm/s | 3.6 km/h |