Mariborski Glavni trg

Slovenia · 10 kWp reference system

Maribor solar forecast

Photo: Vlada Republike Slovenije, Public domain. Cropped, resized and converted to WebP by GridPassport.

Wednesday, August 5, 2026

About 54.1 kWh tomorrow

For a standard 10 kWp south-facing system in Maribor, GridPassport estimates 54.1 kWh on Wednesday, August 5, 2026, with a likely range of 47.6-56.3 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
47.6-56.3 kWh
Strongest window
12:00-16:00
Confidence
high
Forecast my solar output

Typical year

Solar production month by month in Maribor

A standard 10 kWp system produces about 12,377 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 Maribor's solar profile different? The typical annual yield is about 1,238 kWh per installed kWp, ranking Maribor #2 of 4 modelled locations in Slovenia. That is 2% above the median of the 4 Slovenia locations in this dataset. July is typically the strongest month and December the weakest; the stronger month produces about 2.6 times as much.

See the 12-month data
MonthMonthly outputDaily averageYear-to-year variation
MonthJanuary Monthly output635 kWh Daily average20.5 kWh/day Year-to-year variation±160 kWh
MonthFebruary Monthly output784 kWh Daily average28.0 kWh/day Year-to-year variation±194 kWh
MonthMarch Monthly output1,108 kWh Daily average35.7 kWh/day Year-to-year variation±198 kWh
MonthApril Monthly output1,243 kWh Daily average41.4 kWh/day Year-to-year variation±149 kWh
MonthMay Monthly output1,292 kWh Daily average41.7 kWh/day Year-to-year variation±143 kWh
MonthJune Monthly output1,344 kWh Daily average44.8 kWh/day Year-to-year variation±107 kWh
MonthJuly Monthly output1,413 kWh Daily average45.6 kWh/day Year-to-year variation±109 kWh
MonthAugust Monthly output1,336 kWh Daily average43.1 kWh/day Year-to-year variation±143 kWh
MonthSeptember Monthly output1,130 kWh Daily average37.7 kWh/day Year-to-year variation±169 kWh
MonthOctober Monthly output953 kWh Daily average30.8 kWh/day Year-to-year variation±140 kWh
MonthNovember Monthly output590 kWh Daily average19.7 kWh/day Year-to-year variation±111 kWh
MonthDecember Monthly output549 kWh Daily average17.7 kWh/day Year-to-year variation±112 kWh

Nearby solar forecasts

Compare Maribor 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.