External Thermal Insulation Composite Systems: Critical Parameters for Surface Hygrothermal Behaviour

Table 4

Porto climate generated by the commercial software Meteonorm 6 [24].

Climatic parameter	Annual average
Temperature	14.8°C
Relative humidity	78%
Global radiation emitted by the sun
Annual ave. of the positive values only∗	343 W/m^2
Radiation emitted by the sky	337 W/m^2
Wind velocity/direction	2.6 m/s/195°
Climatic parameter	Annual accumulated value
Rain	779 mm

∗The null values, corresponding to night-time, were not considered in the average calculation.