This is a photo of a cultural heritage in Croatia with ID: N-1

Croatia · 10 kWp reference system

Dubrovnik solar forecast

Photo: Zysko serhii, CC BY-SA 4.0. Cropped, resized and converted to WebP by GridPassport.

Wednesday, August 5, 2026

About 51.7 kWh tomorrow

For a standard 10 kWp south-facing system in Dubrovnik, GridPassport estimates 51.7 kWh on Wednesday, August 5, 2026, with a likely range of 43.6-56.6 kWh. The strongest production window is expected at 12:00-16:00 local time.

Updated Aug 4, 2026, 08:53 PM GMT+2 · fresh snapshot
Likely range
43.6-56.6 kWh
Strongest window
12:00-16:00
Confidence
high
Forecast my solar output

Typical year

Solar production month by month in Dubrovnik

A standard 10 kWp system produces about 14,412 kWh in a typical year at this location. Monthly averages show seasonality; they are not a forecast for a specific year.

Values are kWh per month. Source: European Commission JRC PVGIS.

What makes Dubrovnik's solar profile different? The typical annual yield is about 1,441 kWh per installed kWp, ranking Dubrovnik #2 of 5 modelled locations in Croatia. That is 11% above the median of the 5 Croatia locations in this dataset. July is typically the strongest month and December the weakest; the stronger month produces about 2.2 times as much.

See the 12-month data
MonthMonthly outputDaily averageYear-to-year variation
MonthJanuary Monthly output799 kWh Daily average25.8 kWh/day Year-to-year variation±140 kWh
MonthFebruary Monthly output870 kWh Daily average31.1 kWh/day Year-to-year variation±170 kWh
MonthMarch Monthly output1,182 kWh Daily average38.1 kWh/day Year-to-year variation±189 kWh
MonthApril Monthly output1,338 kWh Daily average44.6 kWh/day Year-to-year variation±135 kWh
MonthMay Monthly output1,463 kWh Daily average47.2 kWh/day Year-to-year variation±117 kWh
MonthJune Monthly output1,522 kWh Daily average50.7 kWh/day Year-to-year variation±88 kWh
MonthJuly Monthly output1,649 kWh Daily average53.2 kWh/day Year-to-year variation±64 kWh
MonthAugust Monthly output1,604 kWh Daily average51.8 kWh/day Year-to-year variation±71 kWh
MonthSeptember Monthly output1,347 kWh Daily average44.9 kWh/day Year-to-year variation±68 kWh
MonthOctober Monthly output1,138 kWh Daily average36.7 kWh/day Year-to-year variation±125 kWh
MonthNovember Monthly output761 kWh Daily average25.4 kWh/day Year-to-year variation±148 kWh
MonthDecember Monthly output739 kWh Daily average23.8 kWh/day Year-to-year variation±182 kWh

Nearby solar forecasts

Compare Dubrovnik with nearby cities

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Method and data

Every city uses a 10 kWp system facing south at 35 degrees with 14% system losses. Tomorrow's figure combines hourly weather with GridPassport's PV production and uncertainty model. The monthly profile uses the European Commission JRC PVGIS multi-year climate series. Roof direction, shade, snow, dirt, inverter clipping and local weather can change real output.