centro storico, Catania, visione dall'alto dalla terrazza della badia di S.Agata, vulcano Etna

Italy · 10 kWp reference system

Catania solar forecast

Photo: Dariolp83, CC BY-SA 4.0. Cropped, resized and converted to WebP by GridPassport.

Wednesday, August 5, 2026

About 51.5 kWh tomorrow

For a standard 10 kWp south-facing system in Catania, GridPassport estimates 51.5 kWh on Wednesday, August 5, 2026, with a likely range of 42.3-54.9 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
42.3-54.9 kWh
Strongest window
12:00-16:00
Confidence
high
Forecast my solar output

Typical year

Solar production month by month in Catania

A standard 10 kWp system produces about 15,638 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 Catania's solar profile different? The typical annual yield is about 1,564 kWh per installed kWp, ranking Catania #1 of 10 modelled locations in Italy. That is 9% above the median of the 10 Italy locations in this dataset. July is typically the strongest month and December the weakest; the stronger month produces about 1.6 times as much.

See the 12-month data
MonthMonthly outputDaily averageYear-to-year variation
MonthJanuary Monthly output1,049 kWh Daily average33.8 kWh/day Year-to-year variation±126 kWh
MonthFebruary Monthly output1,098 kWh Daily average39.2 kWh/day Year-to-year variation±145 kWh
MonthMarch Monthly output1,340 kWh Daily average43.2 kWh/day Year-to-year variation±130 kWh
MonthApril Monthly output1,398 kWh Daily average46.6 kWh/day Year-to-year variation±108 kWh
MonthMay Monthly output1,503 kWh Daily average48.5 kWh/day Year-to-year variation±106 kWh
MonthJune Monthly output1,496 kWh Daily average49.9 kWh/day Year-to-year variation±62 kWh
MonthJuly Monthly output1,617 kWh Daily average52.2 kWh/day Year-to-year variation±34 kWh
MonthAugust Monthly output1,588 kWh Daily average51.2 kWh/day Year-to-year variation±75 kWh
MonthSeptember Monthly output1,346 kWh Daily average44.9 kWh/day Year-to-year variation±77 kWh
MonthOctober Monthly output1,195 kWh Daily average38.6 kWh/day Year-to-year variation±126 kWh
MonthNovember Monthly output1,024 kWh Daily average34.1 kWh/day Year-to-year variation±104 kWh
MonthDecember Monthly output983 kWh Daily average31.7 kWh/day Year-to-year variation±94 kWh

Nearby solar forecasts

Compare Catania 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.