Time Converter
Convert time between seconds, minutes, hours, days, weeks, months, and years. Useful for project estimates, API timeout values, and unit conversions in calculations.
Milliseconds
3600000
Seconds
3600
Minutes
60
Hours
1
Days
0.041666667
Weeks
0.005952381
Months (avg 30.44 d)
0.0013689535
Years (365.25 d)
0.00011407712
How to use the time converter
Months and years use average lengths (30.44 d, 365.25 d) for ratios; use the date calculator for exact calendar math.
Formula & explanation
Linear factors to seconds.
Examples
1 day = 86,400 s. 1 year ≈ 31.56 million s.
Frequently asked questions
- How many seconds are in a day?
- There are exactly 86,400 seconds in a day (24 hours × 60 minutes × 60 seconds).
- How many hours are in a year?
- A standard year has 8,760 hours; a leap year has 8,784 hours. Using the average of 365.25 days gives 8,766 hours.
- How many weeks are in a year?
- A year has approximately 52.18 weeks (365.25 days ÷ 7).
- How many minutes are in a week?
- There are 10,080 minutes in a week (7 days × 24 hours × 60 minutes).
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