Across 3 modelled locations in Luxembourg, a standard 10 kWp south-facing system produces about 10,823 kWh in a typical year on average. Tomorrow's weather-based city forecasts range from 46.8 to 49.6 kWh for the same reference setup.

Forecast for Wednesday, August 5, 2026 · Updated Aug 4, 2026, 06:53 PM UTC · City samples, not a national production forecast

Tomorrow in Luxembourg

One system. Different local weather.

Using the same installation in every location isolates the effect of weather and geography. Enter your own roof on any city page for a personal estimate.

City average

48.5 kWh

Lowest city estimate

46.8 kWh

Highest city estimate

49.6 kWh

Representative locations

Solar forecasts for major cities in Luxembourg

Dudelange46.8 kWh tomorrow Esch-sur-Alzette49.6 kWh tomorrow Luxembourg City49.0 kWh tomorrow

Typical year

Monthly solar production across Luxembourg

The bars average the 3 city reference points. Typical annual output ranges from about 10,660 to 10,962 kWh for the 10 kWp setup. Of the locations modelled, Dudelange has the highest typical annual output and Luxembourg City the lowest.

356 Jan

559 Feb

972 Mar

1245 Apr

1302 May

1324 Jun

1341 Jul

1213 Aug

1089 Sep

717 Oct

388 Nov

316 Dec

January356 kWh

February559 kWh

March972 kWh

April1,245 kWh

May1,302 kWh

June1,324 kWh

July1,341 kWh

August1,213 kWh

September1,089 kWh

October717 kWh

November388 kWh

December316 kWh

Typical monthly profiles use the European Commission JRC PVGIS multi-year climate series.

Local profiles

All 3 Luxembourg city forecasts

Dudelange10,962 kWh typical year 46.8 kWh tomorrow Esch-sur-Alzette10,849 kWh typical year 49.6 kWh tomorrow Luxembourg City10,660 kWh typical year 49.0 kWh tomorrow

Use the data

Download the country snapshot or inspect the assumptions, sources, uncertainty ranges and refresh rules.

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