Time units converter
Seconds, minutes, hours, days, weeks and years.
Quick answer
To convert time units units, type a number, choose the unit you have and the unit you want. The answer updates as you type.
1 h = 60 min
A month is 30.44 days and a year is 365.25 days here, the usual averages.
1 h in every time unit
| Millisecond | 3600000 ms |
|---|---|
| Second | 3600 s |
| Minute | 60 min |
| Hour | 1 h |
| Day | 0.04166666667 d |
| Week | 0.005952380952 wk |
| Month | 0.001368925394 mo |
| Year | 0.0001140771161 yr |
How to use the time units tool
- Type the number you want to convert.
- Choose the unit you have in "From" and the one you want in "To".
- Read the answer. The ⇄ button swaps the two units, and the table shows every unit at once.
This time units converter uses exact conversion factors and shows the result with up to 10 significant digits.
Common questions
How many seconds are in a day?
There are 86,400 seconds in a day (24 hours of 60 minutes of 60 seconds).
How long is a month or a year here?
A month is taken as 30.44 days and a year as 365.25 days, the usual averages. For exact calendar dates, use a date calculator.
How accurate is it?
It uses the exact defined conversion factors and shows up to 10 significant digits, so rounding noise is hidden but real precision is kept.
Does it work offline?
Once the page has loaded, yes: it calculates in your browser and sends nothing anywhere.