pandas.Series.dt.day_name

Series.dt.day_name(*args, **kwargs)[source]

Return the day names of the DateTimeIndex with specified locale.

New in version 0.23.0.

Parameters
localestr, optional

Locale determining the language in which to return the day name. Default is English locale.

Returns
Index

Index of day names.

Examples

>>> idx = pd.date_range(start='2018-01-01', freq='D', periods=3)
>>> idx
DatetimeIndex(['2018-01-01', '2018-01-02', '2018-01-03'],
              dtype='datetime64[ns]', freq='D')
>>> idx.day_name()
Index(['Monday', 'Tuesday', 'Wednesday'], dtype='object')