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It's too late for me to start anew, but I'll keep rrdtool in mind in case a similar assignment shows up later. Still, I appreciate you taking the time.

Looking back I wish I had just used epoch...

I succeeded in creating a good-looking graph for the last 60 minutes. Format for data is hh:mm value1 value2
set terminal png
set output "hour_graph.png"
set yrange [10:50]
set ylabel "Temperatur...

I just realised the code I posted was incomplete. Since the x axis is time gnuplot has to be told so.

So the final code looks like this:


gnuplot
set terminal png
set output...

Let me start by saying I'm new to gnuplot and not very good at unix at all..

Anyway, I'm each minute measuring temperature and humidity and saves the last 60 readings along with time in a...