Convert day to hour
Enter the value to convert from day to hour.
OR
1 day
How to Convert Day to Hour
Converting day to hour is straightforward using our conversion calculator.
Conversion Formula
h = d × 24Reverse conversion: Convert hour to day
Comparison: Day vs Hour
When to Use Each Unit
Day: Fundamental unit for calendars, scheduling, biological rhythms, and organizing human activities globally.
Hour: Primary unit for work schedules, travel time, billing rates, and organizing daily activities worldwide.
Common Conversion Values
- 1 day = 24 h
- 7 days = 1 week
- 1 day = 1,440 min
- 1 day = 86,400 s
About Day
Definition: The day (symbol: d) is a unit of time equal to 24 hours, based on Earth's rotation period.
History: Based on natural solar day cycle. Standardized to exactly 24 hours with development of mechanical timekeeping.
Current Use: Fundamental unit for calendars, scheduling, biological rhythms, and organizing human activities globally.
Examples: Project deadlines: 1-30 days, vacation: 3-14 days, medication: daily doses, rental periods: daily rates
About Hour
Definition: The hour (symbol: h) is a unit of time equal to 60 minutes or 3,600 seconds, standard for daily scheduling.
History: Ancient Egyptian and Babylonian origins. Modern 24-hour day system established by ancient astronomers and timekeepers.
Current Use: Primary unit for work schedules, travel time, billing rates, and organizing daily activities worldwide.
Examples: Work day: 8 hours, sleep: 7-9 hours, flight time: 1-15 hours, movie: 1.5-3 hours