How much will solar panels produce in Bragança?

A 5 kWp system facing south at 35° tilt in Bragança produces about 6,958 kWh a year. In a weak year that is 5,824 kWh, in a good one 8,092 kWh — 1,392 kWh per kWp.

That’s about 232% of a typical home’s yearly use (3,000 kWh).

Calculate for my roof

Based on 2014–2023 satellite weather data

Production by month

05001,0001,500JanJanuary: 5 kWp 257 kWh, range 191–322FebFebruary: 5 kWp 432 kWh, range 310–554MarMarch: 5 kWp 636 kWh, range 478–794AprApril: 5 kWp 655 kWh, range 505–804MayMay: 5 kWp 802 kWh, range 659–945JunJune: 5 kWp 781 kWh, range 651–911JulJuly: 5 kWp 897 kWh, range 749–1,045AugAugust: 5 kWp 885 kWh, range 738–1,033SepSeptember: 5 kWp 733 kWh, range 589–876OctOctober: 5 kWp 524 kWh, range 405–643NovNovember: 5 kWp 266 kWh, range 178–355DecDecember: 5 kWp 132 kWh, range 107–156

kWh per month

A typical day in July

The sunniest month in Bragança. Output peaks around 12:00 solar time, at about 3.3 kWh in the best hour.

0:006:0012:0018:0023:00 3.3 0

Month by month

Month Weak year, kWh Typical year, kWh Good year, kWh
January 191 257 322
February 310 432 554
March 478 636 794
April 505 655 804
May 659 802 945
June 651 781 911
July 749 897 1,045
August 738 885 1,033
September 589 733 876
October 405 524 643
November 178 266 355
December 107 132 156
Year 5,824 6,958 8,092

The months don’t add up exactly to the yearly figure, because each one is the typical value across many years.

Common questions

How much do solar panels produce in winter in Bragança?

From November to February the system produces about 1,086 kWh, which is 16% of the year. The weakest month (December) gives roughly 132 kWh.

Is an east-west roof worth it in Bragança?

An east-west system typically produces 10–25% less per kWp than one facing south, but spreads production more evenly through the day. The exact difference depends on tilt and shading.

Compare an east-west roof for Bragança

Ground mount or roof in Bragança?

A ground mount can be tilted and aimed freely, which can add some yield, but it costs more and needs space. Compare both for your own plot.

Check a ground-mounted system in Bragança

Your roof is not an average roof

Set your own tilt, direction, shading and inverter limit and get a range for your address.

Calculate for my roof

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Climate data: Photovoltaic Geographical Information System (PVGIS) — European Commission, Joint Research Centre