Kilometers per Hour to Knot Converter (km/h to kn)
1 kilometers per hour = 0.539957 knot. A knot is one nautical mile per hour, which is exactly 1.852 km/h.
Result
100 km/h = 53.995727 kn
How to convert kilometers per hour to knot
A knot is one nautical mile per hour, which is exactly 1.852 km/h. Ships, boats and aircraft use knots, and wind speed on marine forecasts is also given in knots.
Formula
kn = km/h × 0.539957
Worked example
100 km/h × 0.539957 = 53.9957 kn
Kilometers per Hour to Knot quick-reference table
| Kilometers per Hour (km/h) | Knot (kn) |
|---|---|
| 10 km/h | 5.39957 kn |
| 30 km/h | 16.1987 kn |
| 50 km/h | 26.9979 kn |
| 80 km/h | 43.1966 kn |
| 100 km/h | 53.9957 kn |
| 200 km/h | 107.991 kn |
Real-life examples
A 100 km/h wind is 54 knots, which is storm force on the Beaufort scale.
Frequently asked questions
How many km/h is 1 knot?
One knot is exactly 1.852 km/h.
Why do ships use knots?
A knot equals one nautical mile per hour, and a nautical mile is one minute of latitude, which makes navigation on charts simple.
What is 1 kilometers per hour in knot?
1 kilometers per hour = 0.539957 knot (km/h to kn).
What is the formula to convert km/h to kn?
kn = km/h × 0.539957. For example, 100 km/h × 0.539957 = 53.9957 kn.
How do I convert kn back to km/h?
Use the reverse converter: 1 knot = 1.852 kilometers per hour. Check: 53.9957 kn converts back to 100 km/h.
Reverse conversion
Need the other direction? Knot to Kilometers per Hour converter (kn to km/h): 1 knot = 1.852 kilometers per hour.
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