Average temperatures of 30 French cities

Description

This data set gives the average temperatures of 30 French cities during 12 months.

Usage

data(t3012)

Format

t3012 is a list of 3 objects:

xy

is a data frame with 30 rows (cities) and 2 coordinates (x,y).

temp

is a data frame with 30 rows (cities) and 12 columns (months). Each column contains the average temperature in tenth of degree Celsius.

contour

is a data frame with 4 columns (x1,y1,x2,y2) for the contour display of France.

Source

Besse, P. (1979) Etude descriptive d'un processus; approximation, interpolation. Th?se de troisi?me cycle, Universit? Paul Sabatier, Toulouse.

Examples

data(t3012)
data(elec88)

if(adegraphicsLoaded()) {
  if(requireNamespace("sp", quiet = TRUE)) {
    s.arrow(t3012$xy, pori.ori = as.numeric(t3012$xy["Paris", ]), Sp = t3012$Spatial, 
      pSp.col = "white", pgrid.draw = F)
  }
} else {
  area.plot(elec88$area)
  s.arrow(t3012$xy, ori = as.numeric(t3012$xy["Paris", ]), add.p = TRUE)
}