Dated, weather-based
Tomorrow's forecast
Tomorrow's value is a weather-based estimate for Tuesday, September 1, 2026: 42.8 kWh from the 10 kWp reference system, with a likely range of 35.6 kWh–49.0 kWh. It changes with the next weather forecast.
Serbia · 10 kWp reference system
Belgrade solar forecast and PV yield
Photo: ZlatanJovanovic,CC BY 3.0. Cropped, resized and converted to WebP by GridPassport.
Forecast target: . Any “tomorrow” label on this page refers to this dated target.
- Tomorrow's forecast
- 42.8 kWh 10 kWp reference system
- Typical annual output
- 12,565 kWh 10 kWp reference system
- Typical specific yield
- 1,256 kWh/kWp Per year
Tuesday, September 1, 2026
About 42.8 kWh tomorrow
For a standard 10 kWp south-facing system in Belgrade, GridPassport estimates 42.8 kWh on Tuesday, September 1, 2026, with a likely range of 35.6-49.0 kWh. The strongest production window is expected at 13:00-17:00 local time.
Updated Aug 31, 2026, 01:01 AM GMT+2 · fresh snapshot- Likely range
- 35.6-49.0 kWh
- Strongest window
- 13:00-17:00
- Confidence
- high
How to read and use the data
Belgrade solar forecast: daily weather versus long-term PV yield
The daily and annual figures answer different questions. Use the dated forecast to plan tomorrow, and the PVGIS specific yield to compare locations or estimate a typical year.
Multi-year climate baseline
PVGIS specific yield
Belgrade's PVGIS specific yield is about 1,256 kWh/kWp per year. It is a multi-year climate benchmark, not a prediction for tomorrow or for this calendar year. In the PVGIS profile, July is typically the strongest month and December the weakest.
3, 5 and 10 kWp reference systems
Scale the same assumptions to your system size
SystemTomorrow estimate (likely range)PVGIS typical year
3 kWpTomorrow estimate (likely range)12.8 kWh10.7 kWh–14.7 kWhPVGIS typical year3,769 kWh/year
5 kWpTomorrow estimate (likely range)21.4 kWh17.8 kWh–24.5 kWhPVGIS typical year6,282 kWh/year
10 kWpTomorrow estimate (likely range)42.8 kWh35.6 kWh–49.0 kWhPVGIS typical year12,565 kWh/year
Linear reference scaling only: south-facing, 35° tilt and 14% system losses. It does not resize inverter clipping, shade or local roof constraints.
From forecast to a household plan
Battery, EV, heat pump and flexible loads
Treat the forecast as a gross solar-energy budget before household base load and conversion losses. The numbers support scheduling; they do not guarantee surplus.
Battery
Keep room for the solar window
Use 13:00-17:00 as the first candidate charging window. Battery state of charge, reserve settings and inverter limits still decide how much can be stored.
EV
Compare the charge with the 5 kWp budget
The scaled 5 kWp estimate is 21.4 kWh before household use. Compare the remainder after base load with the planned EV charge and stagger charging if needed.
Heat pump
Shift only flexible thermal demand
If comfort controls allow it, place discretionary hot-water heating or pre-heating inside 13:00-17:00. Never override frost protection, hygiene cycles or manufacturer limits.
Large loads
Avoid stacking appliances
A 3 kWp system scales to about 12.8 kWh for the day before household use. Run flexible loads sequentially during the strongest hours rather than assuming all forecast energy is simultaneous power.
Local questions
Solar forecast FAQ
How much could a 5 kWp solar system produce tomorrow in Belgrade?
Using the same south-facing, 35-degree and 14% loss assumptions, the 5 kWp estimate is 21.4 kWh for Tuesday, September 1, 2026, with a scaled likely range of 17.8 kWh–24.5 kWh. This is a linear reference-system estimate, not a site survey.
What does 1,256 kWh/kWp mean for Belgrade?
It means the PVGIS multi-year profile produces about 1,256 kWh in a typical year for each installed kWp under the reference assumptions. A 5 kWp system therefore scales to about 6,282 kWh in a typical year before site-specific adjustments.
Is the Belgrade forecast the same as the PVGIS annual estimate?
No. Tomorrow's forecast uses dated weather and an uncertainty band for one day. The PVGIS figure is a multi-year climate-based specific yield used for typical monthly and annual comparisons.
When should a battery, EV or heat pump use solar in Belgrade?
Start with 13:00-17:00, then check household base load, battery headroom, EV energy required and heat-pump safety or comfort constraints. The forecast estimates daily energy, not guaranteed instantaneous surplus.
Typical year
Solar production month by month in Belgrade
A standard 10 kWp system produces about 12,565 kWh in a typical year at this location. Monthly averages show seasonality; they are not a forecast for a specific year.
563Jan
697Feb
1079Mar
1226Apr
1326May
1353Jun
1487Jul
1424Aug
1179Sep
1023Oct
704Nov
504Dec
Values are kWh per month. Source: European Commission JRC PVGIS.
What makes Belgrade's solar profile different?The typical annual yield is about 1,256 kWh per installed kWp, ranking Belgrade #4 of 5 modelled locations in Serbia. That is close to the median of the 5 Serbia locations in this dataset. July is typically the strongest month and December the weakest; the stronger month produces about 3.0 times as much.
See the 12-month data
MonthMonthly outputDaily averageYear-to-year variation
MonthJanuaryMonthly output563 kWhDaily average18.1 kWh/dayYear-to-year variation±128 kWh
MonthFebruaryMonthly output697 kWhDaily average24.9 kWh/dayYear-to-year variation±164 kWh
MonthMarchMonthly output1,079 kWhDaily average34.8 kWh/dayYear-to-year variation±178 kWh
MonthAprilMonthly output1,226 kWhDaily average40.9 kWh/dayYear-to-year variation±171 kWh
MonthMayMonthly output1,326 kWhDaily average42.8 kWh/dayYear-to-year variation±149 kWh
MonthJuneMonthly output1,353 kWhDaily average45.1 kWh/dayYear-to-year variation±137 kWh
MonthJulyMonthly output1,487 kWhDaily average48.0 kWh/dayYear-to-year variation±101 kWh
MonthAugustMonthly output1,424 kWhDaily average46.0 kWh/dayYear-to-year variation±128 kWh
MonthSeptemberMonthly output1,179 kWhDaily average39.3 kWh/dayYear-to-year variation±148 kWh
MonthOctoberMonthly output1,023 kWhDaily average33.0 kWh/dayYear-to-year variation±156 kWh
MonthNovemberMonthly output704 kWhDaily average23.5 kWh/dayYear-to-year variation±114 kWh
MonthDecemberMonthly output504 kWhDaily average16.3 kWh/dayYear-to-year variation±128 kWh
Nearby solar forecasts
Compare Belgrade with nearby cities
Tomorrow, in one email
Get Belgrade's solar forecast by email
Tomorrow's expected production, likely range and strongest hours. One useful email each day.
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.
CSV and JSON snapshots are published under CC BY 4.0 with source attribution.