Quarter of Year
Determine the fiscal quarter a month falls in and its start month.
About Quarter of Year
The calendar is divided into four three-month quarters, so months 1 through 3, 4 through 6, 7 through 9 and 10 through 12 group together. Quarterly reporting is the norm for business results and tax installments, making the quarter a practical pivot point.
Formula
Quarter of Year
Quarter = floor((month - 1) / 3) + 1
- quarter
- A three-month reporting block, Q1 through Q4
Worked example
With the default values below, Quarter of Year returns Quarter of 3. Change any input above and every figure here is recalculated in your browser.
Inputs used
- Monthaccepts 1–12
- 7
Results
- Quarter
- 3
- Quarter Label
- Q3
- Quarter Start Month
- 7
Step by step
- 1Values used
- 2Quarter of Year
- 3Quarter= 3
- 4Quarter Label= Q3
- 5Quarter Start Month= 7
Assumptions and limits
- The result is derived only from the single input listed above. Anything not among them is not part of the calculation.
- In particular, this calculator does not take inflation, tax, fees or charges or compounding frequency into account.
- Figures are rounded for display to whole numbers, so totals built from several rounded parts can differ slightly from the unrounded arithmetic.
How these calculators are built and tested is described on the Methodology page. If a figure looks wrong, please report it.
Frequently Asked Questions
How is Quarter of Year calculated?
Quarter = floor((month - 1) / 3) + 1 The calendar is divided into four three-month quarters, so months 1 through 3, 4 through 6, 7 through 9 and 10 through 12 group together.
Why does Quarter of Year matter?
Quarterly reporting is the norm for business results and tax installments, making the quarter a practical pivot point.
What values do I need to enter?
This calculator takes 1 input: Month. The pre-filled defaults are a realistic starting point — replace them with figures from your own environment for a result you can act on.