1 cubic meter per hour [m3/h] = 0.000278 cubic meter per second [m3/s]
Example: 1 cubic meter per hour [m3/h] equals 0.000278 cubic meter per second [m3/s].
Examples
1 cubic meter per hour [m3/h] = 0.000278 cubic meter per second [m3/s]
2 cubic meter per hour [m3/h] = 0.000556 cubic meter per second [m3/s]
5 cubic meter per hour [m3/h] = 0.001389 cubic meter per second [m3/s]
10 cubic meter per hour [m3/h] = 0.002778 cubic meter per second [m3/s]
20 cubic meter per hour [m3/h] = 0.005556 cubic meter per second [m3/s]
25 cubic meter per hour [m3/h] = 0.006944 cubic meter per second [m3/s]
Practical Uses for cubic meter per hour to cubic meter per second
quick homework checksshopping and product comparisonstravel planningprofessional estimatesDIY and household measurementsgeneral reference
Sources and Accuracy
Flow rate conversions use cubic meter per second as the reference unit and include common pump, plumbing, HVAC, and process-flow units.
Displayed results are rounded for readability. The calculator keeps enough precision for everyday use and switches to scientific notation for very large or very small values. Last reviewed: 2026-05-21.
About These Units
cubic meter per hour [m3/h]
Definition
The cubic meter per hour (m3/h) is a flow rate unit used to express measurements in this converter.
History
This unit is included because it appears in practical measurement systems, technical references, product specifications, or everyday conversion needs.
Current use
Use cubic meter per hour when comparing flow rate values, checking specifications, converting between systems, or preparing quick estimates.
cubic meter per second [m3/s]
Definition
The cubic meter per second (m3/s) is a flow rate unit used to express measurements in this converter.
History
This unit is included because it appears in practical measurement systems, technical references, product specifications, or everyday conversion needs.
Current use
Use cubic meter per second when comparing flow rate values, checking specifications, converting between systems, or preparing quick estimates.
Advertisement728 × 90
How to Convert
Enter the value in the “From value” field.
Confirm the source unit is cubic meter per hour [m3/h].
Confirm the target unit is cubic meter per second [m3/s].
How do I convert cubic meter per hour to cubic meter per second?
Use this formula: 1 cubic meter per hour [m3/h] = 0.000278 cubic meter per second [m3/s] Enter your value in the calculator and the result updates instantly.
How many cubic meter per second are in 1 cubic meter per hour?
1 cubic meter per hour [m3/h] equals 0.000278 cubic meter per second [m3/s].
Can I reverse this conversion?
Yes. Use the swap button in the calculator or open the related reverse conversion link when it is listed on this page.