[R] Creating Timeseries by manipulating data table

R. Michael Weylandt michael.weylandt at gmail.com
Tue Nov 15 14:20:37 CET 2011

It's a big subject and various mechanisms exist, but you should
probably start by looking into the zoo package and the read.zoo()

Hope that helps,


On Tue, Nov 15, 2011 at 8:03 AM, Chuske <jrm212 at ex.ac.uk> wrote:
> Hi,
> I'm new to R and tried a search but couldn't find what I was looking for.
> I have some data as a csv file with columns:-
> longditude latitude year month rainfall region
> What I need to do is produce a monthly time series for each region, where
> region is an integer id and where each time point in the series is the
> monthly average of rainfall for each location in that region.
> Basically I know how to read the data as:-
> raindata<-read.csv("Rainfall.csv")
> but have no idea how to create the timeseries using R.
> Any help would be appreciated.
> Thanks
> Chuske
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