Cubic Meter/Hour to Cubic Meter/Second Converter

Flow Rate Converter

14 units available

Decimals:

From

To

0.000278

1 m³/h = 0.000278 m³/s

Formula:

m³/s = m³/h × 0.0002777778

With your value: 1 m³/h = 0.00027778 m³/s

Other Cubic Meter/Hour to Cubic Meter/Second conversions

2 m³/h to m³/s 3 m³/h to m³/s 4 m³/h to m³/s 5 m³/h to m³/s 6 m³/h to m³/s 7 m³/h to m³/s 8 m³/h to m³/s

Cubic Meter/Hour to Cubic Meter/Second Conversion Table

Cubic Meter/Hour (m³/h)	Cubic Meter/Second (m³/s)
0.5	0.000139
1	0.000278
2	0.000556
5	0.001389
10	0.002778
15	0.004167
20	0.005556
25	0.006944
50	0.013889
100	0.027778
250	0.069444
500	0.138889
1000	0.277778

Cubic Meter/Second to Cubic Meter/Hour Conversion Table

Cubic Meter/Second (m³/s)	Cubic Meter/Hour (m³/h)
0.5	1,800
1	3,600
2	7,200
5	18,000
10	36,000
15	54,000
20	72,000
25	90,000
50	180,000
100	360,000
250	900,000
500	1,800,000
1000	3,600,000

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Cubic Meter/Hour (m³/h)

Flow Rate

Exact conversion

Derived quantity: a defined volume divided by a defined time interval (m³/s). All listed units are exact multiples of the cubic metre per second.

Source: ISO 80000, Quantities and units (all parts)

International Organization for Standardization · Reviewed 2026-07-01

Cubic Meter/Second (m³/s)

Flow Rate

Exact conversion

Derived quantity: a defined volume divided by a defined time interval (m³/s). All listed units are exact multiples of the cubic metre per second.

Source: ISO 80000, Quantities and units (all parts)

International Organization for Standardization · Reviewed 2026-07-01

How to Convert Cubic Meter/Hour to Cubic Meter/Second

To convert from Cubic Meter/Hour (m³/h) to Cubic Meter/Second (m³/s), multiply the value by 0.0002777778.

Formula: m³/s = m³/h × 0.0002777778

Reverse: m³/h = m³/s × 3,600

Step-by-Step Example

Start with your value in Cubic Meter/Hour. For example: 5 m³/h
Multiply by the conversion factor: 5 x 0.0002777778
The result is: 0.001389 m³/s

About Cubic Meter/Hour

The cubic meter/hour (m³/h) is a unit of flow rate. One cubic meter/hour equals 0.0002777777778 base units. UnitConvertLab converts it against every other flow rate unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: flow rate calculations, engineering and science, education.

About Cubic Meter/Second

The cubic meter/second (m³/s) is a unit of flow rate. One cubic meter/second equals 1 base unit. UnitConvertLab converts it against every other flow rate unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: flow rate calculations, engineering and science, education.

Frequently Asked Questions

How many Cubic Meter/Second are in 1 Cubic Meter/Hour?

There are exactly 0.0002777778 Cubic Meter/Second in 1 Cubic Meter/Hour. This means the conversion factor from Cubic Meter/Hour to Cubic Meter/Second is 0.0002777778.

What is the formula to convert Cubic Meter/Hour to Cubic Meter/Second?

The formula to convert Cubic Meter/Hour to Cubic Meter/Second is: m³/s = m³/h × 0.0002777778. For example, to convert 10 Cubic Meter/Hour to Cubic Meter/Second, you would multiply 10 by 0.0002777778.

What is a Cubic Meter/Hour?