Time converter

Seconds, minutes, hours, days, weeks, months and years. Type in either box and the other updates.

1 h = 60 min

The same value in every unit

UnitValue
Milliseconds (ms)3,600,000
Seconds (s)3,600
Minutes (min)60
Hours (h)1
Days (d)0.04167
Weeks (wk)0.005952
Months (average) (mo)0.001369
Years (average) (yr)0.0001141

How it’s calculated

Time is converted through seconds. Months and years vary in length, so this converter uses Gregorian calendar averages: a year of 365.2425 days and a month of one twelfth of that, 30.436875 days.