---
title: "9 km/h to m/s = 2.5 m/s"
description: "9 kilometers per hour is 2.5 meters per second. The arithmetic, a table of nearby values, and a converter for any other number."
url: https://atoneplace.net/convert/9-kmh-to-meters-per-second/
site: "At One Place"
---

# 9 km/h to m/s

**9 kilometers per hour in meters per second: 9 km/h = 2.5 m/s**

m/s = km/h × 5/18

9 kilometers per hour is 2.5 meters per second. To get there, multiply by 0.2777777778.

## Values either side

*Kilometers per hour near 9, converted to meters per second.*

| Kilometers per hour | Meters per second |
| --- | --- |
| 5 km/h | 1.388889 |
| 6 km/h | 1.666667 |
| 7 km/h | 1.944444 |
| 8 km/h | 2.222222 |
| 9 km/h ← | 2.5 |
| 10 km/h | 2.777778 |
| 11 km/h | 3.055556 |
| 12 km/h | 3.333333 |
| 13 km/h | 3.611111 |

## How the conversion works

The relationship is m/s = km/h × 5/18. Both units measure speed, so the conversion is a fixed factor that never changes.

## Common questions

### What is 9 km/h in meters per second?

9 km/h is 2.5 m/s.

### How do you convert kilometers per hour to meters per second?

Multiply by 0.2777777778.

## Related pages

- [Kilometers per hour to meters per second](https://atoneplace.net/convert/kmh-to-meters-per-second/)
- [9 m/s to km/h](https://atoneplace.net/convert/9-meters-per-second-to-kmh/)
- [5 km/h to m/s](https://atoneplace.net/convert/5-kmh-to-meters-per-second/)
- [6 km/h to m/s](https://atoneplace.net/convert/6-kmh-to-meters-per-second/)
- [7 km/h to m/s](https://atoneplace.net/convert/7-kmh-to-meters-per-second/)
- [8 km/h to m/s](https://atoneplace.net/convert/8-kmh-to-meters-per-second/)
- [10 km/h to m/s](https://atoneplace.net/convert/10-kmh-to-meters-per-second/)
- [11 km/h to m/s](https://atoneplace.net/convert/11-kmh-to-meters-per-second/)
- [12 km/h to m/s](https://atoneplace.net/convert/12-kmh-to-meters-per-second/)
- [13 km/h to m/s](https://atoneplace.net/convert/13-kmh-to-meters-per-second/)

## 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/)