On 2/28/2013 1:33 PM, Mohammad wrote: > Hi, I need to convert rainfall data from daily to monthly considering > exact days of each month (31, 28/29, 30, 31................31). Thanks > in advance for your help.
Convert to serial numbers and segregate by the ranges. ML date number procedures are savvy to automagically deal w/ days/mo, leap years, etc., etc,. etc., given a list of dates (which can be auto-ranged by first day of month over a span on months/years, etc., etc., ...)