Solar Radiation                         

	Month	Global Radiation (kWh/m²/Day)	Mean Outside Temperature °C
	January	0.744	5.6
	February	1.536	6.3
	March	2.904	7.0
	April	4.440	8.8
	May	5.592	10.9
	June	6.360	13.4
	July	5.784	14.7
	August	4.656	14.9
	September	3.504	13.9
	October	1.992	11.4
	November	1.056	8.2
	December	0.648	6.4
	Year	1195.728	10.1