pandas.DatetimeIndex.month_name

DatetimeIndex.month_name(*args, **kwargs)[source]

Return the month names with specified locale.

Parameters
localestr, optional

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

Returns
Series or Index

Series or Index of month names.

Examples

>>> s = pd.Series(pd.date_range(start='2018-01', freq='M', periods=3))
>>> s
0   2018-01-31
1   2018-02-28
2   2018-03-31
dtype: datetime64[ns]
>>> s.dt.month_name()
0     January
1    February
2       March
dtype: object
>>> idx = pd.date_range(start='2018-01', freq='M', periods=3)
>>> idx
DatetimeIndex(['2018-01-31', '2018-02-28', '2018-03-31'],
              dtype='datetime64[ns]', freq='M')
>>> idx.month_name()
Index(['January', 'February', 'March'], dtype='object')