Date and time formats

%a

Weekday as locale’s abbreviated name.

Sun, Mon, …, Sat (en_US);
So, Mo, …, Sa (de_DE)

%A

Weekday as locale’s full name.

Sunday, Monday, …, Saturday (en_US);
Sonntag, Montag, …, Samstag (de_DE)

%w

Weekday as a decimal number, where 0 is Sunday and 6 is Saturday.

0, 1, …, 6

%d

Day of the month as a zero-padded decimal number.

01, 02, …, 31

%b

Month as locale’s abbreviated name.

Jan, Feb, …, Dec (en_US);
Jan, Feb, …, Dez (de_DE)

%B

Month as locale’s full name.

January, February, …, December (en_US);
Januar, Februar, …, Dezember (de_DE)

%m

Month as a zero-padded decimal number.

01, 02, …, 12

%y

Year without century as a zero-padded decimal number.

00, 01, …, 99

%Y

Year with century as a decimal number.

0001, 0002, …, 2013, 2014, …, 9998, 9999

%H

Hour (24-hour clock) as a zero-padded decimal number.

00, 01, …, 23

%I

Hour (12-hour clock) as a zero-padded decimal number.

01, 02, …, 12

%p

Locale’s equivalent of either AM or PM.

AM, PM (en_US);
am, pm (de_DE)

%M

Minute as a zero-padded decimal number.

00, 01, …, 59

%S

Second as a zero-padded decimal number.

00, 01, …, 59

%f

Microsecond as a decimal number, zero-padded on the left.

000000, 000001, …, 999999

%z

UTC offset in the form ±HHMM[SS[.ffffff]] (empty string if the object is naive).

(empty), +0000, -0400, +1030, +063415, -030712.345216

%Z

Time zone name (empty string if the object is naive).

(empty), UTC, EST, CST

%j

Day of the year as a zero-padded decimal number.

001, 002, …, 366

%U

Week number of the year (Sunday as the first day of the week) as a zero padded decimal number. All days in a new year preceding the first Sunday are considered to be in week 0.

00, 01, …, 53

%W

Week number of the year (Monday as the first day of the week) as a decimal number. All days in a new year preceding the first Monday are considered to be in week 0.

00, 01, …, 53

%c

Locale’s appropriate date and time representation.

Tue Aug 16 21:30:00 1988 (en_US);
Di 16 Aug 21:30:00 1988 (de_DE)

%x

Locale’s appropriate date representation.

08/16/88 (None);
08/16/1988 (en_US);
16.08.1988 (de_DE)

%X

Locale’s appropriate time representation.

21:30:00 (en_US);
21:30:00 (de_DE)

%%

A literal '%' character.

%

%G

ISO 8601 year with century representing the year that contains the greater part of the ISO week (%V).

0001, 0002, …, 2013, 2014, …, 9998, 9999

%u

ISO 8601 weekday as a decimal number where 1 is Monday.

1, 2, …, 7

%V

ISO 8601 week as a decimal number with Monday as the first day of the week. Week 01 is the week containing Jan 4.

01, 02, …, 53