Hour (h) to Day (d) Conversion

Convert hour (h) to day (d) with precision. Enter values and get instant conversions.

About Hour (h) to Day (d) Conversion

Converting from Hour (h) to Day (d) is a common time conversion.

This online converter allows you to easily convert between hour (h) and day (d), providing instant results with high precision.


Hour (h)

Definition: An hour (h) is 60 minutes or 3600 seconds.

History: Ancient Egyptians divided daytime into 12 hours as early as 1500 BCE, with variable length until mechanical clocks.

Current use: Standard unit for work schedules, timekeeping, and astronomical measurements.

Day (d)

Definition: A day (d) is 24 hours or 86400 seconds.

History: Based on Earth's rotation period, standardized with the development of mechanical clocks.

Current use: Fundamental unit for calendars, biological rhythms, and Earth observation.

Details

  • From: Hour (h)
  • To: Day (d)
  • Formula: 1 h = 0.0416666667 d
  • Example: 25 h = 1.0416666667 d

Hour (h) to Day (d) Conversion Table

Hour (h)Day (d)
0.010.0004166667
0.10.0041666667
10.0416666667
20.0833333333
30.125
50.2083333333
100.4166666667
200.8333333333
502.0833333333
1004.1666666667
100041.6666666667

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