US gallons per minute to Cubic meters per hour formula
cubic meters per hour = us gallons per minute × 0.227125
Multiply the number of us gallons per minute by 0.227125 to get cubic meters per hour. To go the other way, multiply by 4.40287 instead, or use the m3 per hour to gpm converter.
US gallons per minute to Cubic meters per hour conversion table
Common gpm to m3 per hour values, rounded for reading. The converter above keeps full precision.
| US gallons per minute | Cubic meters per hour |
|---|---|
| 1 US gal/min | 0.227125 m³/h |
| 2 US gal/min | 0.454249 m³/h |
| 5 US gal/min | 1.13562 m³/h |
| 10 US gal/min | 2.27125 m³/h |
| 15 US gal/min | 3.40687 m³/h |
| 20 US gal/min | 4.54249 m³/h |
| 25 US gal/min | 5.67812 m³/h |
| 50 US gal/min | 11.3562 m³/h |
| 60 US gal/min | 13.6275 m³/h |
| 100 US gal/min | 22.7125 m³/h |
| 250 US gal/min | 56.7812 m³/h |
| 500 US gal/min | 113.562 m³/h |
| 1,000 US gal/min | 227.125 m³/h |
| 2,500 US gal/min | 567.812 m³/h |
| 5,000 US gal/min | 1,135.62 m³/h |
Worked example
To convert 20 US gal/min to cubic meters per hour, multiply by 0.227125: the result is 4.54249 m³/h. US and Imperial gallons are different sizes. This tool converts volumetric flow only; mass flow also depends on fluid density.
Frequently asked questions
How many cubic meters per hour are in a us gallon per minute?
One us gallon per minute equals 0.227125 cubic meters per hour (1 US gal/min = 0.227125 m³/h).
What is 20 us gallons per minute in cubic meters per hour?
20 US gal/min converts to 4.54249 m³/h. Enter any other value in the converter above to see it recalculated instantly.
How do I convert cubic meters per hour back to us gallons per minute?
Reverse the calculation: one cubic meter per hour equals 4.40287 us gallons per minute. You can also swap the units in the converter or open the m3 per hour to gpm page.
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