Seconds in a Year
One year =
31,557,600 seconds
Gregorian-average year (365.25 days × 86,400 seconds/day). Non-leap year: 31,536,000 sec; leap year: 31,622,400 sec.
Convert any duration to seconds
1 year = 31,557,600 seconds
Quick reference
| Unit | Seconds |
|---|---|
| 1 minute | 60 |
| 1 hour | 3,600 |
| 1 day | 86,400 |
| 1 week | 604,800 |
| 1 month (avg) | 2,629,800 |
| 1 year (Gregorian avg) | 31,557,600 |
| 1 non-leap year (365 d) | 31,536,000 |
| 1 leap year (366 d) | 31,622,400 |
| 1 decade (10 yr) | 315,576,000 |
| 1 century (100 yr) | 3,155,760,000 |
| 1 millennium (1000 yr) | 31,557,600,000 |