Nigeria
Solar in Bayelsa State: sunlight, tariffs and what a system costs
A rooftop in Bayelsa State gets about 4.6 peak sun hours a day, so every kilowatt of panels makes roughly 1,382 kWh a year. A 5 kW home system produces about 19 kWh on an average day, against roughly 18 kWh of daily demand.
Every figure below is recalculated for the audience you pick.
Peak sun hours
4.6 h/day
Daily average across the year
Yield per kW
1,382 kWh/yr
Delivered output, after 17% system losses
5 kW system output
19 kWh/day
6,911 kWh a year
Grid tariff (modelled)
₦209.50/kWh
PEDC Band A, cost-reflective
What a system costs in Bayelsa State
Installed price estimates using today's median Nigerian hardware rates plus installation, and savings valued at your local tariff and what a generator costs to run. Estimates, not quotes.
Essentials
Lights, fans, TV, phones and a small fridge
₦2.9m
3 kW solar · 5 kWh battery · 3.5 kVA inverter
- Generates
- 346 kWh/month
- Avoided spend
- ₦80,356/month
- Pays back in
- 3.0 years
- Fuel avoided
- 194 L/yr
Family home
Full home minus air conditioning, with overnight backup
₦5.1m
5 kW solar · 10 kWh battery · 5 kVA inverter
- Generates
- 576 kWh/month
- Avoided spend
- ₦141,805/month
- Pays back in
- 3.0 years
- Fuel avoided
- 342 L/yr
Whole home
Air conditioning, boreholes and a home office
₦10.2m
10 kW solar · 20 kWh battery · 10 kVA inverter
- Generates
- 1,152 kWh/month
- Avoided spend
- ₦289,912/month
- Pays back in
- 2.9 years
- Fuel avoided
- 699 L/yr
What this system returns in Bayelsa State
A four-bedroom home running fans, fridge, TV, pumps and light air conditioning. 5 kW solar, 10 kWh battery, 4.8 kW inverter — installed at about ₦4.2m. Solar costs ₦175 a unit over its life, and 81% of demand is met without the grid.
Year-one savings
₦1.1m
₦93,423 a month off the bill
Payback
4.0 yrs
Simple payback on installed cost
Return (IRR)
22%
Over a 20-year life
20-year savings
₦16.5m
Net present value ₦2.4m
Environmental benefit in Bayelsa State
Diesel avoided
342 L/yr
About ₦615,770 of fuel
CO₂ avoided
3,508 kg/yr
Grid factor 0.5 kg per kWh
Generator hours cut
137 hrs/yr
At a typical 2.5 L an hour
Clean energy
6,220 kWh/yr
Used on site, not exported
Local government areas in Bayelsa
Sizing the market rather than a single site? See the rooftop market data for Bayelsa State.