5 min read
2026-03-09
The "Speed limit 65" sign means 65 mph = 104.6 km/h. It is important not to exceed!
Pilots use knots. Airplane speed 500 knots = 926 km/h. Landing speed: ~140 knots = 259 km/h.
World record for 100 m: 9.58 s = 37.58 km/h = 10.44 m/s
Average speed on the Tour de France: ~41 km/h = 25.5 mph
Wind speed in forecasts can be in m/s, km/h or knots. Storm: >20 m/s = >72 km/h.
Boat speed in knots. 30 knots = 55.6 km/h - speedboat.
| Transport | Typical speed |
|---|---|
| Pedestrian | 5 km/h = 3.1 mph |
| Bicycle | 20 km/h = 12.4 mph |
| Car (city) | 60 km/h = 37.3 mph |
| Train (high speed) | 300 km/h = 186 mph |
| Airplane | 900 km/h = 486 knots |
See also: Length Converter, Fuel Converter, Temperature Converter