Time Converter
Convert between time units
rate：1 h = 60 min
Results in all units
1 h| Unit | Symbol | Value |
|---|---|---|
| Common | ||
| Nanoseconds | ns | 3,600,000,000,000 |
| Microseconds | μs | 3,600,000,000 |
| Milliseconds | ms | 3,600,000 |
| Seconds | s | 3,600 |
| Minutes | min | 60 |
| Hours | h | 1 |
| Days | d | 0.041667 |
| Weeks | wk | 0.005952 |
| Months (30 days) | mo | 0.001389 |
| Years (365 days) | yr | 0.000114 |
| Decades | dec | 0.000011 |
| Centuries | cent | 0.000001 |
| Other | ||
| Julian years (365.25 days) | a | 0.000114 |
| Fortnights | fortnight | 0.002976 |
| Shichen (Chinese) | 时辰 | 0.5 |
| Ke (Chinese) | 刻 | 4 |
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From our daily schedules to astronomers' space observations, time conversion is indispensable. In software development, milliseconds or Unix timestamps are converted into readable dates. Project management relies on converting weeks, months, and years.
History & Background
Early time measurement relied on natural cycles—day and night, lunar phases, and seasons. Ancient Egyptians invented the sundial to divide the day into 12 parts. In 1967, the second was redefined based on the cesium-133 atom, entering the quantum era of timekeeping.
Conversion Details
Time conversion uses the second (s) as the base.
Common conversions: 1 hour = 60 minutes = 3,600 seconds, 1 day = 86,400 seconds.