Training Schedule Nth Occurrence Date Calculator

For training schedule, find a numbered occurrence in an anchored calendar series from the values you enter.

How to use Training Schedule Nth Occurrence Date Calculator

1. Enter Starting Date, Repeat Interval, Occurrence Number. 2. The starting date is occurrence 1. The occurrence number and interval amount are positive whole numbers. Month/year intervals remain anchored to the original day and clamp only the target month. Dates must remain within the supported calendar range. 3. Select Calculate or press Enter. 4. Select Copy result to copy the answer, or Reset to clear the form and result.

Why use this tool?

Use Training Schedule Nth Occurrence Date Calculator to find a numbered occurrence in an anchored calendar series. The starting date is occurrence 1. The occurrence number and interval amount are positive whole numbers. Month/year intervals remain anchored to the original day and clamp only the target month. Dates must remain within the supported calendar range.

How the calculation works

Occurrence n = original start plus (n − 1) entered intervals. The starting date is occurrence 1. The occurrence number and interval amount are positive whole numbers. Month/year intervals remain anchored to the original day and clamp only the target month. Dates must remain within the supported calendar range. Dates use the Gregorian calendar in years 0100–9999 and are independent of browser timezone offsets. Calendar days have no daylight-saving duration adjustment. Outputs outside this date range are rejected.

Example

Worked example: Starting Date = "2026-10-12"; Repeat Interval = "3 months"; Occurrence Number = 3. Result: 2027-04-12.

Practical tip

Check the listed dates against the actual training schedule arrangements; bank holidays and calendar exceptions require a separate decision.