Time Converter | Convert Seconds, Minutes, Hours, Days, Weeks

📖 How to Use This Time Converter

Enter the time value - Type the number you want to convert.

Select the source unit - Choose from seconds, minutes, hours, days, weeks, months, or years.

Select the target unit - Choose the unit you want to convert to.

Get instant results - The converted value appears automatically as you type or change units.

⏱️ Understanding Time Units

Time is a fundamental dimension measured in various units for different applications. Here are the standard time unit relationships:

Second (sec): The base SI unit of time. 1 second = 1/60 minute.
Minute (min): 1 minute = 60 seconds.
Hour (hr): 1 hour = 60 minutes = 3,600 seconds.
Day: 1 day = 24 hours = 1,440 minutes = 86,400 seconds.
Week: 1 week = 7 days = 168 hours = 10,080 minutes.
Month: Varies by calendar month. This converter uses the average month length (30.44 days) for accurate conversion.
Year: 1 common year = 365 days = 8,760 hours = 525,600 minutes = 31,536,000 seconds.

📊 Time Conversion Formulas

Key Relationships:
• 1 minute = 60 seconds
• 1 hour = 60 minutes = 3,600 seconds
• 1 day = 24 hours = 1,440 minutes = 86,400 seconds
• 1 week = 7 days = 168 hours = 10,080 minutes
• 1 month (avg) = 30.436875 days ≈ 2,629,746 seconds
• 1 year = 365 days (common) or 366 days (leap year)
• 1 decade = 10 years | 1 century = 100 years | 1 millennium = 1,000 years

💡 Common Conversion Examples

1 hour = 60 minutes - Standard conversion for hourly rate calculations
1 day = 24 hours - Used for daily scheduling and billing
1 week = 7 days = 168 hours - Weekly planning and payroll
1 year = 365 days - Annual calculations (note: leap years have 366 days)
1 month ≈ 30.44 days - Average for converting months to days (based on Gregorian calendar)
1 decade = 10 years = 3,652 days (including 2-3 leap years)

📅 Leap Year Information

A leap year occurs every 4 years (except centuries not divisible by 400)
Leap years have 366 days (February 29 added)
Examples of leap years: 2020, 2024, 2028, etc.
This converter uses the average year length for month conversions

❓ Frequently Asked Questions (FAQ)

How many seconds are in an hour?

There are 3,600 seconds in one hour (60 minutes × 60 seconds).

How many hours are in a week?

There are 168 hours in a week (7 days × 24 hours).

How many days are in a month on average?

The average month length is 30.436875 days (365.2425 days ÷ 12 months). This accounts for the Gregorian calendar's 365.2425-day year.

How many minutes in a day?

There are 1,440 minutes in a day (24 hours × 60 minutes).

How many seconds in a year?

In a common year (365 days): 31,536,000 seconds. In a leap year (366 days): 31,622,400 seconds.

Why do months have different lengths?

The Gregorian calendar months vary between 28-31 days (Jan 31, Feb 28/29, Mar 31, Apr 30, etc.). This converter uses the average for accurate conversions between months and other units.