Across 5 modelled locations in Slovakia, a standard 10 kWp south-facing system produces about 11,510 kWh in a typical year on average. Tomorrow's weather-based city forecasts range from 54.1 to 54.7 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 Slovakia

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

54.3 kWh

Lowest city estimate

54.1 kWh

Highest city estimate

54.7 kWh

Representative locations

Solar forecasts for major cities in Slovakia

Bratislava54.7 kWh tomorrow Košice54.1 kWh tomorrow Žilina54.5 kWh tomorrow

Typical year

Monthly solar production across Slovakia

The bars average the 5 city reference points. Typical annual output ranges from about 10,836 to 12,046 kWh for the 10 kWp setup. Of the locations modelled, Bratislava has the highest typical annual output and Žilina the lowest.

441 Jan

640 Feb

1053 Mar

1237 Apr

1303 May

1347 Jun

1375 Jul

1325 Aug

1106 Sep

847 Oct

483 Nov

353 Dec

January441 kWh

February640 kWh

March1,053 kWh

April1,237 kWh

May1,303 kWh

June1,347 kWh

July1,375 kWh

August1,325 kWh

September1,106 kWh

October847 kWh

November483 kWh

December353 kWh

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

Local profiles

All 5 Slovakia city forecasts

Banská Bystrica11,733 kWh typical year 54.3 kWh tomorrow Bratislava12,046 kWh typical year 54.7 kWh tomorrow Košice11,607 kWh typical year 54.1 kWh tomorrow Prešov11,328 kWh typical year 54.1 kWh tomorrow Žilina10,836 kWh typical year 54.5 kWh tomorrow

Use the data

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

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