Free time unit converter: convert between milliseconds, seconds, minutes, hours, days, weeks, months, years, decades, and centuries. Fast and accurate time conversion.
Convert between any time units instantly — from milliseconds to centuries. Enter a value, select the source and target units, and see the result. The equivalent values table shows the converted amount in all other time units at a glance.
Quickly convert hours to minutes. For example, 2 hours = 120 minutes, 8 hours = 480 minutes (a full work day).
1h=60min
2h=120min
3h=180min
4h=240min
5h=300min
6h=360min
7h=420min
8h=480min
9h=540min
10h=600min
11h=660min
12h=720min
13h=780min
14h=840min
15h=900min
16h=960min
17h=1020min
18h=1080min
19h=1140min
20h=1200min
21h=1260min
22h=1320min
23h=1380min
24h=1440min
Example
**Example: How many seconds are in a day?**
Set Value to 1, From Unit to Days, To Unit to Seconds.
Result: 1 day = 86,400 seconds.
**Other common conversions:**
- 2 weeks = 336 hours
- 90 minutes = 1.5 hours
- 1 year (365.25 days) = 8,766 hours
- 1 million seconds = about 11.57 days
- 1 decade = 87,660 hours
Use the Equivalent Values table to see the input converted to all other units at once.
Months are calculated as 30.44 days (365.25 / 12). Years are calculated as 365.25 days to account for leap years. These are astronomical averages — actual month lengths vary. For precise calendar calculations (specific dates), use the Date Calculator instead.
Frequently Asked Questions
How do I convert hours to minutes?
Multiply the number of hours by 60. For example, 2.5 hours x 60 = 150 minutes. The converter does this automatically — just set From Unit to Hours and To Unit to Minutes.
How many seconds are in an hour?
There are 3,600 seconds in one hour (60 minutes x 60 seconds). A day has 86,400 seconds, and a week has 604,800 seconds.
Why does a month equal 30.44 days?
The average month length is 365.25 days per year divided by 12 months = 30.44 days. This accounts for the varying lengths of calendar months (28-31 days) and leap years. For date-specific calculations, use the Date Calculator.