The Cathedral of Notre Dame in Strasbourg, France

France · 10 kWp reference system

Strasbourg solar forecast

Photo: Jonathan Martz, CC BY-SA 3.0. Cropped, resized and converted to WebP by GridPassport.

Wednesday, August 5, 2026

About 39.2 kWh tomorrow

For a standard 10 kWp south-facing system in Strasbourg, GridPassport estimates 39.2 kWh on Wednesday, August 5, 2026, with a likely range of 27.8-48.8 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
27.8-48.8 kWh
Strongest window
12:00-16:00
Confidence
medium
Forecast my solar output

Typical year

Solar production month by month in Strasbourg

A standard 10 kWp system produces about 11,372 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 Strasbourg's solar profile different? The typical annual yield is about 1,137 kWh per installed kWp, ranking Strasbourg #8 of 10 modelled locations in France. That is 11% below the median of the 10 France locations in this dataset. June is typically the strongest month and December the weakest; the stronger month produces about 3.6 times as much.

See the 12-month data
MonthMonthly outputDaily averageYear-to-year variation
MonthJanuary Monthly output445 kWh Daily average14.4 kWh/day Year-to-year variation±81 kWh
MonthFebruary Monthly output644 kWh Daily average23.0 kWh/day Year-to-year variation±156 kWh
MonthMarch Monthly output1,047 kWh Daily average33.8 kWh/day Year-to-year variation±192 kWh
MonthApril Monthly output1,242 kWh Daily average41.4 kWh/day Year-to-year variation±217 kWh
MonthMay Monthly output1,290 kWh Daily average41.6 kWh/day Year-to-year variation±185 kWh
MonthJune Monthly output1,347 kWh Daily average44.9 kWh/day Year-to-year variation±148 kWh
MonthJuly Monthly output1,345 kWh Daily average43.4 kWh/day Year-to-year variation±158 kWh
MonthAugust Monthly output1,252 kWh Daily average40.4 kWh/day Year-to-year variation±120 kWh
MonthSeptember Monthly output1,140 kWh Daily average38.0 kWh/day Year-to-year variation±103 kWh
MonthOctober Monthly output778 kWh Daily average25.1 kWh/day Year-to-year variation±99 kWh
MonthNovember Monthly output465 kWh Daily average15.5 kWh/day Year-to-year variation±73 kWh
MonthDecember Monthly output376 kWh Daily average12.1 kWh/day Year-to-year variation±100 kWh

Nearby solar forecasts

Compare Strasbourg 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.