howmuchsun

Off-grid solar sizing in Nigeria

What a year-round off-grid system costs you in 8 cities, sized against the worst month rather than the annual average.

CityAnnual per kWWorst monthArray for 3 kWh/daySeasonal swing
Lagos 1,435 kWh July 1.33 kW 1.5×
Kano 1,744 kWh August 1.05 kW 1.4×
Ibadan 1,430 kWh August 1.39 kW 1.6×
Abuja 1,527 kWh August 1.37 kW 1.7×
Port Harcourt 1,291 kWh July 1.56 kW 1.7×
Kaduna 1,685 kWh August 1.19 kW 1.6×
Benin City 1,373 kWh July 1.43 kW 1.6×
Onitsha 1,438 kWh July 1.30 kW 1.5×

How these figures are calculated