Town hall of Dudelange , Luxembourg

Luxembourg · 10 kWp reference system

Dudelange solar forecast

Photo: Cornischong at lb.wikipedia, CC BY-SA 3.0. Cropped, resized and converted to WebP by GridPassport.

Wednesday, August 5, 2026

About 46.8 kWh tomorrow

For a standard 10 kWp south-facing system in Dudelange, GridPassport estimates 46.8 kWh on Wednesday, August 5, 2026, with a likely range of 35.2-54.6 kWh. The strongest production window is expected at 10:00-14:00 local time.

Updated Aug 4, 2026, 08:53 PM GMT+2 · fresh snapshot
Likely range
35.2-54.6 kWh
Strongest window
10:00-14:00
Confidence
medium
Forecast my solar output

Typical year

Solar production month by month in Dudelange

A standard 10 kWp system produces about 10,962 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 Dudelange's solar profile different? The typical annual yield is about 1,096 kWh per installed kWp, ranking Dudelange #1 of 3 modelled locations in Luxembourg. That is 1% above the median of the 3 Luxembourg locations in this dataset. July is typically the strongest month and December the weakest; the stronger month produces about 4.4 times as much.

See the 12-month data
MonthMonthly outputDaily averageYear-to-year variation
MonthJanuary Monthly output364 kWh Daily average11.8 kWh/day Year-to-year variation±76 kWh
MonthFebruary Monthly output569 kWh Daily average20.3 kWh/day Year-to-year variation±146 kWh
MonthMarch Monthly output986 kWh Daily average31.8 kWh/day Year-to-year variation±176 kWh
MonthApril Monthly output1,264 kWh Daily average42.1 kWh/day Year-to-year variation±198 kWh
MonthMay Monthly output1,316 kWh Daily average42.5 kWh/day Year-to-year variation±189 kWh
MonthJune Monthly output1,340 kWh Daily average44.7 kWh/day Year-to-year variation±153 kWh
MonthJuly Monthly output1,358 kWh Daily average43.8 kWh/day Year-to-year variation±156 kWh
MonthAugust Monthly output1,229 kWh Daily average39.6 kWh/day Year-to-year variation±129 kWh
MonthSeptember Monthly output1,104 kWh Daily average36.8 kWh/day Year-to-year variation±92 kWh
MonthOctober Monthly output725 kWh Daily average23.4 kWh/day Year-to-year variation±116 kWh
MonthNovember Monthly output395 kWh Daily average13.2 kWh/day Year-to-year variation±78 kWh
MonthDecember Monthly output311 kWh Daily average10.0 kWh/day Year-to-year variation±78 kWh

Nearby solar forecasts

Compare Dudelange 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.