Date & time goes off

Hi,
I've posted data received from the Serial Monitor
and from Processing as they are slightly different.

Arduino Serial Monitor

Clock synced at: 1254422090

18:34:ber 1

ÿ1254422091

18:34:52 Thursday Oc18:34:ursday October 1

ÿ1254422093

18:34:54 Thursday Oc18:34:2095

18:35:41 Thursday October 1
18:35:42 Thu18:35:43 Thursday October 1
18:35:44 Thu11:38:50 Fri11:38:5232

11:38:53 Friday November 20

ÿ1258717133

11:38:5ovember 20

ÿ1258717134

11:38:55 Friday Novemberÿ1258717135

Processing

Native lib Version = RXTX-2.1-7
Java lib Version   = RXTX-2.1-7
[0] "/dev/tty.modem"
[1] "/dev/cu.modem"
[2] "/dev/tty.usbserial-A40014V7"
[3] "/dev/cu.usbserial-A40014V7"
 Connecting to -> /dev/tty.usbserial-A40014V7
51 Thursday Octotober 1


[ch711]1254422092


53 Thtober 1


[ch711]1254422094


55 Thursday October 1


[ch711]125442tober 1


[ch711]1254422096
rsday October 1


[ch711]1254422144


day November 20


[ch711]1258717131


 Friday November 20


[ch711]125871714 Friday N 20


er 20