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# pandas.PeriodIndex.day_of_year

property PeriodIndex.day_of_year

  The ordinal day of the year.

  See also

  `PeriodIndex.day`

    The days of the period.

  `PeriodIndex.day_of_week`

    The day of the week with Monday=0, Sunday=6.

  `PeriodIndex.day_of_year`

    The ordinal day of the year.

  `PeriodIndex.dayofweek`

    The day of the week with Monday=0, Sunday=6.

  `PeriodIndex.dayofyear`

    The ordinal day of the year.

  `PeriodIndex.weekday`

    The day of the week with Monday=0, Sunday=6.

  `PeriodIndex.weekofyear`

    The week ordinal of the year.

  `PeriodIndex.year`

    The year of the period.

  Examples

      >>> idx = pd.PeriodIndex(["2023-01-10", "2023-02-01", "2023-03-01"], freq="D")
      >>> idx.dayofyear
      Index([10, 32, 60], dtype='int64')

      >>> idx = pd.PeriodIndex(["2023", "2024", "2025"], freq="Y")
      >>> idx
      PeriodIndex(['2023', '2024', '2025'], dtype='period[Y-DEC]')
      >>> idx.dayofyear
      Index([365, 366, 365], dtype='int64')