At One Place

20 km/h to mph

20 kilometers per hour in miles per hour
20 km/h = 12.42742 mph
mph = km/h × 0.6213711922

20 kilometers per hour is 12.42742 miles per hour. To get there, multiply by 0.6213711922.

Values either side

Kilometers per hour near 20, converted to miles per hour.
Kilometers per hour Miles per hour
16 km/h 9.941939
17 km/h 10.56331
18 km/h 11.18468
19 km/h 11.80605
20 km/h ← 12.42742
21 km/h 13.0488
22 km/h 13.67017
23 km/h 14.29154
24 km/h 14.91291

How the conversion works

The relationship is mph = km/h × 0.6213711922. Both units measure speed, so the conversion is a fixed factor that never changes.

Common questions

What is 20 km/h in miles per hour?
20 km/h is 12.42742 mph.
How do you convert kilometers per hour to miles per hour?
Multiply by 0.6213711922.

Related pages

Sources

  1. Guide for the Use of the International System of Units (SP 811) — NIST (Public domain (US Government))
  2. The International System of Units (SI Brochure) — Bureau International des Poids et Mesures
  3. Calculated on this page — At One Place

How these figures are compiled and checked