Day to Second
Convert day to s instantly — free, no sign-up.
—
About the Day (day)
The Day is equal to 24 hours, based on one full rotation of the Earth relative to the sun.
About the Second (s)
The Second is the SI base unit of time, defined today by a fixed number of cesium-133 atom oscillations.
How to convert day to s
- Enter the value in day in the box above.
- The s equivalent updates instantly.
- Use the swap button to convert s back to day just as easily.