howmuchsun

Off-grid solar sizing in Puerto Rico

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
San Juan 1,635 kWh November 0.97 kW 1.2×
Bayamón 1,638 kWh November 0.97 kW 1.2×
Carolina 1,648 kWh November 0.97 kW 1.2×

How these figures are calculated