h
Hour
Common System

Hour (h)

An hour (h or hr) equals 60 minutes or 3,600 seconds. Hours structure our daily lives: work schedules, sleep (7-9 hours recommended), travel times, and time zones. There are 24 hours in a day, 168 hours in a week, approximately 8,760 hours in a year.

Convert From Hours

Convert To Hours

Conversion Factors

1 h 3.6e12 ns
1 h 3600000000 μs
1 h 3600000 ms
1 h 3600 s
1 h 60 min
1 h 0.0416666667 d
1 h 0.005952381 wk
1 h 0.0013689535 mo
1 h 0.0001140795 yr
1 h 1.1407945862e-5 decade
1 h 1.1407945862e-6 century

Related Units