How much will solar panels produce in Pitești?

A 5 kWp system facing south at 35° tilt in Pitești produces about 6,615 kWh a year. In a weak year that is 5,510 kWh, in a good one 7,719 kWh — 1,323 kWh per kWp.

That’s about 331% of a typical home’s yearly use (2,000 kWh).

Calculate for my roof

Based on 2014–2023 satellite weather data

Production by month

02505007501,000JanJanuary: 5 kWp 239 kWh, range 101–377FebFebruary: 5 kWp 404 kWh, range 302–506MarMarch: 5 kWp 573 kWh, range 461–684AprApril: 5 kWp 644 kWh, range 488–801MayMay: 5 kWp 693 kWh, range 565–821JunJune: 5 kWp 694 kWh, range 565–822JulJuly: 5 kWp 796 kWh, range 654–938AugAugust: 5 kWp 792 kWh, range 653–930SepSeptember: 5 kWp 669 kWh, range 549–788OctOctober: 5 kWp 533 kWh, range 407–659NovNovember: 5 kWp 295 kWh, range 217–373DecDecember: 5 kWp 269 kWh, range 150–387

kWh per month

A typical day in July

The sunniest month in Pitești. Output peaks around 11:00 solar time, at about 3.1 kWh in the best hour.

0:006:0012:0018:0023:00 3.1 0

Month by month

Month Weak year, kWh Typical year, kWh Good year, kWh
January 101 239 377
February 302 404 506
March 461 573 684
April 488 644 801
May 565 693 821
June 565 694 822
July 654 796 938
August 653 792 930
September 549 669 788
October 407 533 659
November 217 295 373
December 150 269 387
Year 5,510 6,615 7,719

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 Pitești?

From November to February the system produces about 1,206 kWh, which is 18% of the year. The weakest month (January) gives roughly 239 kWh.

Is an east-west roof worth it in Pitești?

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 Pitești

Ground mount or roof in Pitești?

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 Pitești

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