spatiaPlot and points plot

[durutti]

Is there an easy way to control the colorkey range and cuts with spatialPlot
and point plots.?
I am looking something similar to the Iberia01 paper for the observed tas
https://essd.copernicus.org/articles/11/1947/2019/#&gid=1&pid=1
e.g Figure 2 top left panel

Thank you very much in advance