A: 

When you retrieve the date, convert the DateTime kind to UTC. This should resolve your issue.

 2009-08-25 15:39:27
+1  A: 

Here's a good explanation of the issue and a workaround:

http://www.whycantyoucode.com/2009/11/workaround-for-silverlight-ria-services-datetime-discrepancy-between-server-and-client/

legenden  2009-11-25 12:34:54

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