You can just use a text editor and remove rows of data from a file you have, as each row ia an hour starting with the date time.
Hope this helps, Chuck, Weather Analytics
From: karthikthalappully <karthikt2000@xxxxxxxxxxxxxx> To:
EnergyPlus_Support@xxxxxxxxxxxxxxx Sent: Tuesday, July 24, 2012 5:35 PM Subject: [EnergyPlus_Support] Can someone send me a non standard EPW file
Hi , I wanted to test my code on a non standard EPW file which has different number of data when compared to a 8760 line epw file. Can someone please forward me , if you have one .