Solar panels in Guimarães

Real PVGIS irradiance data for Guimarães: 1,429 kWh/kWp/year, 30% lower than the Algarve, plus typical local costs and payback.

Guimarães sits in the Ave subregion of Northern Portugal. Widely regarded as the birthplace of Portugal, with a well-preserved medieval centre and a strong textile-industry history.

Historic interior town, slightly drier than the coastal Minho, with strong output for south and southeast-facing roofs.

A mix of dense historic centre and surrounding residential areas. Roofs on the outskirts generally have fewer shading obstructions than the UNESCO-listed old town.

Local irradiance data

1,429kWh/kWp/year

PVGIS estimate for Guimarães

-30%vs Algarve

Algarve benchmark: 2,050 kWh/kWp/year

Illustrative example

For a 6 kWp system in Guimarães, assuming a typical mix of daytime and evening electricity use:

6,6008,100

Typical installed cost range

€1,037

Estimated annual saving

7.1 yrs

Estimated payback period

This is a general illustration, not a quote. Your actual system size, cost and payback depend on your roof, consumption and postcode — the Blueprint gives you the exact numbers for your property.

Get your free 2026 solar guide for Northern Portugal

Create a free account to unlock your personal guide and save your tool results to a dashboard. No spam, no installer calls, no obligation.

See what’s inside the guide

Independent advice, no installer affiliation — you decide what happens next.

Free, no card required. Already have an account? Sign in.

Your personal data is processed in accordance with GDPR. See our Privacy Policy.