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Time Converter
Convert between seconds, minutes, hours, days, weeks, months, years, decades, and centuries. Enter a value and select units to convert instantly.
From
To
Conversion Result
Hours (h): 1
Seconds (s): 3600.000000
All Conversions
| Unit | Value |
|---|---|
| Seconds (s) | 3600.000000 |
| Milliseconds (ms) | 3600000.000000 |
| Microseconds (µs) | 3600000000.000000 |
| Minutes (min) | 60.000000 |
| Hours (h) | 1.000000 |
| Days (d) | 0.041667 |
| Weeks (wk) | 0.005952 |
| Months (avg) | 0.001369 |
| Years (avg) | 0.000114 |
| Decades | 0.000011 |
| Centuries | 0.000001 |
Common Reference Values
| Conversion | Result |
|---|---|
| 1 day in seconds | 1 day = 86,400 s |
| 1 week in hours | 1 week = 168 h |
| 1 year in days | 1 year (avg) = 365.25 d |
| 1 month in days | 1 month (avg) = 30.4375 d |
| 1 hour in seconds | 1 h = 3,600 s |
| 1 minute in seconds | 1 min = 60 s |
| 1 decade in days | 1 decade = 3,652.5 d |
| 1 century in years | 1 century = 100 yr |
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Frequently Asked Questions
- How do I convert seconds to minutes?
- Divide seconds by 60. For example, 120 s / 60 = 2 minutes.
- How do I convert minutes to seconds?
- Multiply minutes by 60. For example, 5 min x 60 = 300 seconds.
- How do I convert hours to minutes?
- Multiply hours by 60. For example, 2 h x 60 = 120 minutes.
- How do I convert minutes to hours?
- Divide minutes by 60. For example, 90 min / 60 = 1.5 hours.
- How do I convert days to hours?
- Multiply days by 24. For example, 3 d x 24 = 72 hours.
- How do I convert hours to days?
- Divide hours by 24. For example, 48 h / 24 = 2 days.
- How many seconds are in an hour?
- There are 3,600 seconds in one hour.
- How many seconds are in a day?
- There are 86,400 seconds in one day.
- How many minutes are in a day?
- There are 1,440 minutes in one day (24 x 60).
- How many days are in a year?
- A common year has 365 days. A leap year has 366 days. An average year is 365.2425 days.
- How many weeks are in a year?
- There are 52 weeks plus 1 day (2 in a leap year) in a year, or about 52.1775 weeks.
- How many months are in a year?
- There are 12 months in one year.
- What is the formula for time conversion?
- All time conversions use seconds as the base unit. Multiply by the source factor to get seconds, then divide by the target factor.
- How do I convert milliseconds to seconds?
- Divide milliseconds by 1,000. For example, 500 ms / 1000 = 0.5 s.
- How do I convert seconds to milliseconds?
- Multiply seconds by 1,000. For example, 2 s x 1000 = 2,000 ms.
- How many microseconds are in a second?
- There are 1,000,000 microseconds in one second.
- How do I convert weeks to days?
- Multiply weeks by 7. For example, 4 wk x 7 = 28 days.
- How do I convert days to weeks?
- Divide days by 7. For example, 21 d / 7 = 3 weeks.
- How do I convert months to days?
- Multiply months by 30.4375 (average). For example, 6 months x 30.4375 = 182.625 days.
- How do I convert years to days?
- Multiply years by 365.2425 (average). For example, 10 yr x 365.2425 = 3,652.425 days.
- How many hours are in a week?
- There are 168 hours in one week (24 x 7).
- How many minutes are in a week?
- There are 10,080 minutes in one week.
- How do I convert hours to seconds?
- Multiply hours by 3,600. For example, 1.5 h x 3600 = 5,400 seconds.
- How do I convert seconds to hours?
- Divide seconds by 3,600. For example, 10,000 s / 3600 = 2.7778 hours.
- What is the SI unit for time?
- The SI unit for time is the second (s), defined by the cesium-133 atomic clock.
- How do I convert decades to years?
- Multiply decades by 10. For example, 3 decades = 30 years.
- How do I convert centuries to years?
- Multiply centuries by 100. For example, 2 centuries = 200 years.
- How many seconds are in a year?
- There are approximately 31,557,600 seconds in one year (365.25 days).
- How do I calculate time duration?
- Subtract start time from end time. For example, 2:30 PM to 5:15 PM = 2.75 hours = 165 minutes = 9,900 seconds.
- What is a leap year?
- A leap year occurs every 4 years (except century years not divisible by 400) and has 366 days instead of 365.