Sorry, I hoped this was already clear enough. Oké, here are the first rows of the relevant part of the data:
Datum week T.local 29/06/11 1 19.272420 5/07/11 2 19.305034 13/07/11 3 17.766046 20/07/11 4 17.394985 27/07/11 5 19.520233 3/08/11 6 18.528367 And this is for the second graph: day datum T.regional 1 23-mrt-11 15.59 2 24-mrt-11 15.52 3 25-mrt-11 15.51 4 26-mrt-11 15.54 5 27-mrt-11 15.60 6 28-mrt-11 15.23 7 29-mrt-11 15.23 8 30-mrt-11 15.22 9 31-mrt-11 15.77 10 01-apr-11 16.23 -- View this message in context: http://r.789695.n4.nabble.com/default-plot-but-stripes-appear-and-other-plot-problems-tp4630611p4630619.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.