---
title: "25 mph to kn = 21.72441 kn"
description: "25 miles per hour is 21.72441 knots. The arithmetic, a table of nearby values, and a converter for any other number."
url: https://atoneplace.net/convert/25-mph-to-knots/
site: "At One Place"
---

# 25 mph to kn

**25 miles per hour in knots: 25 mph = 21.72441 kn**

kn = mph × 0.8689762419

25 miles per hour is 21.72441 knots. To get there, multiply by 0.8689762419.

## Values either side

*Miles per hour near 25, converted to knots.*

| Miles per hour | Knots |
| --- | --- |
| 21 mph | 18.2485 |
| 22 mph | 19.11748 |
| 23 mph | 19.98645 |
| 24 mph | 20.85543 |
| 25 mph ← | 21.72441 |
| 26 mph | 22.59338 |
| 27 mph | 23.46236 |
| 28 mph | 24.33133 |
| 29 mph | 25.20031 |

## How the conversion works

The relationship is kn = mph × 0.8689762419. Both units measure speed, so the conversion is a fixed factor that never changes.

## Common questions

### What is 25 mph in knots?

25 mph is 21.72441 kn.

### How do you convert miles per hour to knots?

Multiply by 0.8689762419.

## Related pages

- [Miles per hour to knots](https://atoneplace.net/convert/mph-to-knots/)
- [25 kn to mph](https://atoneplace.net/convert/25-knots-to-mph/)
- [21 mph to kn](https://atoneplace.net/convert/21-mph-to-knots/)
- [22 mph to kn](https://atoneplace.net/convert/22-mph-to-knots/)
- [23 mph to kn](https://atoneplace.net/convert/23-mph-to-knots/)
- [24 mph to kn](https://atoneplace.net/convert/24-mph-to-knots/)
- [26 mph to kn](https://atoneplace.net/convert/26-mph-to-knots/)
- [27 mph to kn](https://atoneplace.net/convert/27-mph-to-knots/)
- [28 mph to kn](https://atoneplace.net/convert/28-mph-to-knots/)
- [29 mph to kn](https://atoneplace.net/convert/29-mph-to-knots/)

## Sources

- Guide for the Use of the International System of Units (SP 811) — NIST (https://www.nist.gov/pml/special-publication-811) [Public domain (US Government)]
- The International System of Units (SI Brochure) — Bureau International des Poids et Mesures (https://www.bipm.org/en/publications/si-brochure)
- Calculated on this page — At One Place (/about/)