Solar Energy in Asamankese
Asamankese is located at 5.9°N, 0.7°W in Ghana. Here's what solar energy looks like for homeowners in this area.
Annual Irradiance
1,617
kWh/m²
Peak Sun Hours
3.8
hrs/day
2.5 kWp Output
3,478
kWh/year
Solar Score
63
/ 100
What does this mean for your roof?
Asamankese receives approximately 1,617 kWh/m² of solar irradiance per year, which translates to 3.8 peak sun hours per day. This is good for residential solar energy production.
With a solar score of 63/100, Asamankese ranks #55 of 112 cities in Ghana for solar potential in our atlas.
A typical 2.5 kWp residential solar system (6 panels) in Asamankese would produce approximately 3,478 kWh per year, sized for the average household in Ghana.
The best months for solar production in Asamankese are Year-round (minimal seasonal variation), while the lowest production occurs during Rainy season (varies by region). Being in the northern hemisphere, south-facing roofs capture the most annual sunlight.
Estimated savings in Asamankese
System Cost
₵60,000
2.5 kWp, before incentives
Annual Savings
~₵3,530
At ₵2.15/kWh
Payback Period
~17 years
Before local incentives
25-Year Net Result
~₵53,000
Savings minus system cost
These are approximate figures based on a standardized household consumption of 5,000 kWh/year and an estimated electricity rate of ₵2.15/kWh in Ghana. Local incentives may reduce the upfront cost — check current subsidy, tax-credit, or VAT programs in Ghana, as these can meaningfully shorten the payback period.
Figures are estimates based on typical system assumptions and the latest available electricity-price and billing data for Ghana. Actual costs, tariffs, net-metering rules, and incentives vary by utility and change over time — confirm with a local installer or energy authority before making decisions.
How solar billing works in Ghana
Savings come from using your own power; exports may earn little or nothing.
In Ghana, the main value of rooftop solar appears to come from self-consumption, meaning you save most when you use the electricity your panels produce at the moment it is generated. Energy exported to the grid may earn little or nothing, so systems are often sized and paired with usage habits (or storage) to maximise on-site use. Whether any export compensation exists at all varies by region and utility and should be confirmed locally.
Get your exact numbers
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Solar tips for Asamankese homeowners
Face panels south
In the northern hemisphere, south-facing panels capture the most annual sunlight. East-west split systems also work well.
Optimal tilt angle
For Asamankese, the energy-optimal panel tilt is about 8° from horizontal.
Size your system right
For the average household in Ghana, a 2.5 kWp system (6 panels) covers most electricity needs. Use our calculator for a personalized estimate.
Check local incentives
Local incentives may reduce the upfront cost of residential solar — check current subsidy, tax-credit, and VAT programs with your energy authority in Ghana.
Gear to prepare for solar
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Solar in other Ghana cities
Frequently asked questions about solar in Asamankese
How much do solar panels cost in Asamankese?
A typical 2.5 kWp residential solar system in Asamankese, Ghana costs approximately ₵60,000 before incentives — this is an estimate based on typical regional pricing. Local incentives such as subsidies, tax credits, or VAT exemptions may reduce the upfront cost; check current programs in Ghana.
Do you get paid for exporting solar energy in Ghana?
Where solar value comes mainly from self-consumption, the savings in Ghana typically come from using your own generation rather than from exporting it, and any payment for surplus sent to the grid may be small or absent. Shifting usage to daytime hours or adding battery storage can help you capture more of that value. Because export arrangements vary by region and utility and may change, confirm the current rules with a local installer or energy authority.
How much electricity do solar panels produce in Asamankese?
A 2.5 kWp solar system in Asamankese produces approximately 3,478 kWh per year, based on 3.8 peak sun hours per day and 1,617 kWh/m² annual irradiance.
What is the solar panel payback period in Asamankese?
Based on Ghana's electricity rate of ₵2.15/kWh, a 2.5 kWp system in Asamankese pays for itself in approximately 17 years before incentives. After that, the electricity it generates is essentially free for the remaining panel lifespan of 25+ years.
Which direction should solar panels face in Asamankese?
In Asamankese, panels should ideally face south since it's in the northern hemisphere. The optimal tilt angle is about 8° from horizontal.
How many solar panels do I need for my home in Asamankese?
A typical household in Ghana uses the equivalent of a 2.5 kWp system (6 panels). With 3.8 peak sun hours per day in Asamankese, this covers most electricity needs. Use our calculator for a personalized estimate.