30 mph to km/h
48.28 km/h
30 miles per hour equals 48.2803 kilometres per hour.
How the conversion works
One mph is 1.609344 km/h, so multiply:
30 × 1.609344 = 48.2803 km/h
Going the other way, divide by 1.609344 instead: 50 km/h to mph — the closest published value to 48.28 km/h.
Convert a different speed
mph =48.28 km/h
Open the full speed converter for every other unit.
Nearby values
Questions
- What is 30 mph in km/h?
- 30 mph is 48.28 km/h (48.2803 km/h to four decimal places).
- How do you convert mph to km/h?
- Multiply by 1.609344. One mph is 1.609344 km/h, so 30 × 1.609344 = 48.2803 km/h.
- What does 30 mph actually mean?
- It sits between 20 and 40 mph; the table on this page shows how those compare.