For example, given a time of “12:15:01”, SECOND will return 1.

“7:45:30 PM”).

The SECOND function does not convert time into seconds but ratherextractsthe seconds component from time.

Excel’s SECOND function rounds fractional seconds

This means the SECOND function will “reset” to 0 every 60 seconds (like a clock).

To convert a time value into decimal seconds,see this example.

Fractional seconds

One notable limitation of the SECOND function is that itroundsfractional seconds to the nearest second.

Excel’s SECOND function rounds fractional seconds

it’s possible for you to see this behavior in the worksheet below.

The TIME function is useful when you want to assemble a proper time inside another formula.

Excel’s SECOND function rounds fractional seconds

Excel’s SECOND function rounds fractional seconds

Excel’s SECOND function rounds fractional seconds

Excel formula: Time in hundredths of a second

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Excel HOUR function

Excel MINUTE function

Excel SECOND function

Excel TIME function

Excel’s SECOND function rounds fractional seconds