howmuchsun

Off-grid solar sizing in Austria

What a year-round off-grid system costs you in 3 cities, sized against the worst month rather than the annual average.

CityAnnual per kWWorst monthArray for 3 kWh/daySeasonal swing
Vienna 1,177 kWh December 2.91 kW 3.2×
Graz 1,226 kWh December 2.13 kW 2.3×
Linz 1,143 kWh December 3.13 kW 3.3×

How these figures are calculated