Gallon (US)/Minute to Cubic Meter/Hour Converter

Flow Rate Converter

14 units available

Decimals:

From

To

0.227125

1 gpm = 0.227125 m³/h

Formula:

m³/h = gpm × 0.227124707

With your value: 1 gpm = 0.22712471 m³/h

Other Gallon (US)/Minute to Cubic Meter/Hour conversions

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

Gallon (US)/Minute to Cubic Meter/Hour Conversion Table

Gallon (US)/Minute (gpm)	Cubic Meter/Hour (m³/h)
0.5	0.113562
1	0.227125
2	0.454249
5	1.135624
10	2.271247
15	3.406871
20	4.542494
25	5.678118
50	11.356235
100	22.712471
250	56.781177
500	113.562354
1000	227.124707

Cubic Meter/Hour to Gallon (US)/Minute Conversion Table

Cubic Meter/Hour (m³/h)	Gallon (US)/Minute (gpm)
0.5	2.201434
1	4.402868
2	8.805735
5	22.014338
10	44.028675
15	66.043013
20	88.057351
25	110.071688
50	220.143377
100	440.286754
250	1,100.716885
500	2,201.43377
1000	4,402.867539

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.

Gallon (US)/Minute (gpm)

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/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

How to Convert Gallon (US)/Minute to Cubic Meter/Hour

To convert from Gallon (US)/Minute (gpm) to Cubic Meter/Hour (m³/h), multiply the value by 0.227124707.

Formula: m³/h = gpm × 0.227124707

Reverse: gpm = m³/h × 4.4028675393

Step-by-Step Example

Start with your value in Gallon (US)/Minute. For example: 5 gpm
Multiply by the conversion factor: 5 x 0.227124707
The result is: 1.135624 m³/h

About Gallon (US)/Minute

The gallon (us)/minute (gpm) is a unit of flow rate. One gallon (us)/minute equals 6.309020 × 10^-5 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/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.

Frequently Asked Questions

How many Cubic Meter/Hour are in 1 Gallon (US)/Minute?

There are exactly 0.227124707 Cubic Meter/Hour in 1 Gallon (US)/Minute. This means the conversion factor from Gallon (US)/Minute to Cubic Meter/Hour is 0.227124707.

What is the formula to convert Gallon (US)/Minute to Cubic Meter/Hour?

The formula to convert Gallon (US)/Minute to Cubic Meter/Hour is: m³/h = gpm × 0.227124707. For example, to convert 10 Gallon (US)/Minute to Cubic Meter/Hour, you would multiply 10 by 0.227124707.

What is a Gallon (US)/Minute?