US Gallons per Hour (GPH)	Cubic Meters per Hour (m³/h)
1 GPH	0.003785 m³/h
2 GPH	0.007571 m³/h
5 GPH	0.01893 m³/h
10 GPH	0.03785 m³/h
25 GPH	0.09464 m³/h
50 GPH	0.1893 m³/h
100 GPH	0.3785 m³/h
250 GPH	0.9464 m³/h
500 GPH	1.8927 m³/h
1000 GPH	3.7854 m³/h

Convert US Gallons per Hour to Cubic Meters per Hour

Convert us gallons per hour to cubic meters per hour (GPH to m³/h) with our instant calculator. 1 GPH = 0.003785 m³/h. Includes exact formula and reference tables.

How to Convert US Gallons per Hour to Cubic Meters per Hour (GPH to m³/h)

1 US Gallon per Hour (GPH) is equal to 0.003785 Cubic Meters per Hour (m³/h). Multiply the us gallon per hour value by 0.003785411784

Quick Answer 1 GPH = 0.003785 m³/h

Formula m³/h = GPH × 0.003785411784

Inverse Factor 1 m³/h = 264.172052 GPH

Unit Definitions & Metrology Context

The standard SI unit of volumetric flow rate is cubic meters per second (m³/s), representing the volume of fluid that passes through a given cross-sectional area per second.

About US Gallons per Hour (GPH): US Gallon per Hour (GPH) is a unit in the Volumetric Flow Rate measurement category. It is widely used in fuel consumption & aquarium filtration. Relative to the volumetric flow rate base unit, 1 GPH equals 0.000001 Cubic Meters per Second (m³/s).

About Cubic Meters per Hour (m³/h): Cubic Meter per Hour (m³/h) is a unit in the Volumetric Flow Rate measurement category. It is widely used in industrial ventilation & pumps. Relative to the volumetric flow rate base unit, 1 m³/h equals 0.000278 Cubic Meters per Second (m³/s).

Need to convert in the opposite direction? Visit our Convert Cubic Meters per Hour to US Gallons per Hour (m³/h to GPH) calculator (1 m³/h = 264.172052 GPH).

Step-by-Step Worked Examples (GPH to m³/h)

Convert 5 US Gallons per Hour to Cubic Meters per Hour: Applying the formula (m³/h = GPH × 0.003785411784): starting with 5 GPH, multiply the us gallon per hour value by 0.003785411784 to get 0.0189 m³/h.
Convert 10 US Gallons per Hour to Cubic Meters per Hour: Applying the formula (m³/h = GPH × 0.003785411784): starting with 10 GPH, multiply the us gallon per hour value by 0.003785411784 to get 0.0379 m³/h.
Convert 50 US Gallons per Hour to Cubic Meters per Hour: Applying the formula (m³/h = GPH × 0.003785411784): starting with 50 GPH, multiply the us gallon per hour value by 0.003785411784 to get 0.1893 m³/h.

Popular Volumetric Flow Rate Conversions

Cubic Feet per Minute ⇄ Liter per Second

Multiply CFM by ~0.471947 to calculate airflow in liters per second (L/s).

Liter per Second ⇄ Cubic Feet per Minute

Multiply liters per second by ~2.11888 to calculate airflow in CFM.

US Gallon per Minute ⇄ Liter per Minute

Multiply US GPM by ~3.78541 to calculate flow in liters per minute (L/min).

Cubic Meter per Hour ⇄ Cubic Feet per Minute

Multiply cubic meters per hour by ~0.588578 to calculate airflow in CFM.

Cubic Feet per Minute ⇄ Cubic Meter per Hour

Multiply CFM by ~1.69901 to convert to cubic meters per hour (m³/h).

Frequently Asked Questions

Verified answers and formulas for converting us gallons per hour to cubic meters per hour.

How many cubic meters per hour are in 1 us gallon per hour?

There are 0.003785 cubic meters per hour (m³/h) in 1 us gallon per hour (GPH). Conversely, 1 cubic meter per hour equals 264.172052 us gallons per hour.

How do you convert us gallons per hour to cubic meters per hour?

To convert us gallons per hour (GPH) to cubic meters per hour (m³/h), use the formula: m³/h = GPH × 0.003785411784. Multiply the us gallon per hour value by 0.003785411784. For example, 10 GPH equals 0.0379 m³/h.

How do I convert back from cubic meters per hour to us gallons per hour?

To convert in the reverse direction from cubic meters per hour (m³/h) to us gallons per hour (GPH), use the inverse formula: GPH = m³/h × 264.1720524. Multiply the cubic meter per hour value by 264.1720524 (1 m³/h = 264.172052 GPH).

What is the difference between us gallon per hour (GPH) and cubic meter per hour (m³/h)?

Both us gallon per hour and cubic meter per hour measure volumetric flow rate. US Gallon per Hour (GPH) is a unit in the Volumetric Flow Rate measurement category. It is widely used in fuel consumption & aquarium filtration. Relative to the volumetric flow rate base unit, 1 GPH equals 0.000001 Cubic Meters per Second (m³/s). Cubic Meter per Hour (m³/h) is a unit in the Volumetric Flow Rate measurement category. It is widely used in industrial ventilation & pumps. Relative to the volumetric flow rate base unit, 1 m³/h equals 0.000278 Cubic Meters per Second (m³/s).

How do you convert CFM to liters per second (L/s)?

Multiply the CFM value by 0.471947. For example, a 100 CFM ventilation fan moves approximately 47.19 L/s of air.