Table 3.

Meteorological variables of the reference Sets A and B. Information prepared by the Agencia Estatal de Meteorología of Spain (data collected at the Valdespartera Station, Zaragoza Spain, 23 December 2020).

Day	${\mathit{T}}_{\mathit{a}\mathit{v}\mathit{e}\mathit{r}}$	${\mathit{T}}_{\mathit{m}\mathit{i}\mathit{n}}$	${\mathit{T}}_{\mathit{m}\mathit{a}\mathit{x}}$	${\mathit{D}}_{\mathit{w}}$	${\mathit{W}}_{\mathit{s},\mathit{a}\mathit{v}\mathit{e}\mathit{r}}$	${\mathit{W}}_{\mathit{s},\mathit{m}\mathit{a}\mathit{x}}$
Set A	9.6 ± 0.5 °C	6.1 °C	13.1 °C	30 ± 0.5°	3.9 ± 1.1 m/s	11.1 m/s
Set B	7.2 ± 1.5 °C	3.3 °C	12.0 °C	14 ±3.5°	1.8 ± 0.1 m/s	6.1 m/s

$T_{aver}$: temperature (average); $T_{min}$: temperature (minimum); $T_{max}$: temperature (maximum); $D_W$: wind direction; $W_{s,aver}$: wind speed (average) and; $W_{s,max}$: wind speed (maximum).