Time Converter
Type any value — all units update instantly
What is time conversion?
Time converters quickly convert between seconds, minutes, hours, days, weeks, months, and years. Useful for project planning, scientific calculations, subscription periods, and countdown calculations.
Formula used
Base unit: seconds
1 min = 60 s | 1 hr = 3,600 s | 1 day = 86,400 s
1 week = 604,800 s | 1 month (avg) = 2,629,800 s
1 year = 31,557,600 s (365.25 days)
How to use this calculator
- Type any value into any field
- All other units update instantly
Example
Useful time facts:
| Question | Answer |
|---|---|
| Seconds in a day | 86,400 |
| Seconds in a year | 31,557,600 |
| Hours in a month | 730.5 |
| Minutes in a week | 10,080 |
Frequently asked questions
365.25 × 24 = 8,766 hours (the 0.25 accounts for leap years).
52 weeks and 1 day (2 days in a leap year). Exactly 52.18 weeks.
Calendar months have 28–31 days. The calculator uses the average of 30.44 days for conversions.