Quarter Of Year
Calculator
Calendar quarter
3
Results
- Calendar quarter
- 3
- Months into the quarter
- 1
- Quarter's first month
- 7
- Quarter's last month
- 9
Time and date results
| Calendar quarter | 3 |
| Months into the quarter | 1 |
| Quarter's first month | 7 |
| Quarter's last month | 9 |
formula-map diagram
- Calendar quarter
- 3
- Months into the quarter
- 1
- Quarter's first month
- 7
- Quarter's last month
- 9
Time relationship
Formula
quarter = ⌊(month − 1) ÷ 3⌋ + 1= 3
Note
This is a simplified model: it uses fixed conversions (60 minutes per hour, 24 hours per day, 7 days per week, 365 days per year) and ignores leap years, daylight saving changes, public holidays and irregular month lengths. Check the result against a real calendar before relying on it.