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Time

Just how long is 1 day?

A duration of 1 day is 86,400 seconds.

A day in the life

1 days

Scale

ELAPSED TIME

1 day

Time conversions use a Julian year of exactly 365.25 days.

1 daysTime
0
A workday

A workday is a typical period during which people perform paid employment.

8 hTime
0
Both timelines start together. Length measures elapsed time, not a physical distance.

A little perspective

1 day is about 3 times the duration of a workday.

Measurements, assumptions & sources +

1 day

Time: 1 days; definition.

Time conversions use a Julian year of exactly 365.25 days.

NIST — SI conversion factors

A workday

Time: 8 h; reference interval.

A chosen eight-hour working day.

Defined examples — our methodology

The marked time is calibrated. Unmeasured illustration details are representative.

Measurement details

Why these numbers?

Compare 1 day with the duration of a workday. The notes below explain how each value was chosen.

1 day

1 days

Time · definition

Time conversions use a Julian year of exactly 365.25 days.

A workday

8 h

Time · reference interval

A chosen eight-hour working day.

Comparing
Time ↔ Time
Relative size
1 day is about 3 times the duration of a workday. 1 day is approximately 200% greater than the duration of a workday.

How to read the visual

The diagram uses the recorded measurements. Details outside the marked spans do not set the scale.

  • The duration of a workday: The measurement is labelled reference interval. Check the source notes for its basis.

A duration is an interval, not a calendar date.

86,400 sseconds
24 hhours
0.0027379 yearsyears

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