Spatial Analysis, Cartography and Climate - Geographical Information and Climatology - page 54

AUGUST FEBRUARY

average
temperature

number of
days
>30°C

average
temperature

number of days
<-5°C

r -0.31 -0.22 -0.24 0.27

Table 2.2. Correlation coefficients (r) between three climate variables and the
distance from the nearest town; 1,530 French climatological stations

Figure 2.15. A model showing August temperatures in
relation to distance from town