Dated, weather-based
Tomorrow's forecast
Tomorrow's value is a weather-based estimate for Monday, October 5, 2026: 35.9 kWh from the 10 kWp reference system, with a likely range of 27.2 kWh–40.0 kWh. It changes with the next weather forecast.
Slovakia · 10 kWp reference system
Trenčín solar forecast and PV yield
Forecast target: . Any “tomorrow” label on this page refers to this dated target.
- Tomorrow's forecast
- 35.9 kWh 10 kWp reference system
- Typical annual output
- 11,297 kWh 10 kWp reference system
- Typical specific yield
- 1,130 kWh/kWp Per year
Monday, October 5, 2026
About 35.9 kWh tomorrow
For a standard 10 kWp south-facing system in Trenčín, GridPassport estimates 35.9 kWh on Monday, October 5, 2026, with a likely range of 27.2-40.0 kWh. The strongest production window is expected at 12:00-16:00 local time.
Updated Oct 4, 2026, 11:02 PM GMT+2 · Automatically refreshed- Likely range
- 27.2-40.0 kWh
- Strongest window
- 12:00-16:00
- Confidence
- medium
How to read and use the data
Trenčín 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
Trenčín's PVGIS specific yield is about 1,130 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)10.8 kWh8.2 kWh–12.0 kWhPVGIS typical year3,389 kWh/year
5 kWpTomorrow estimate (likely range)17.9 kWh13.6 kWh–20.0 kWhPVGIS typical year5,648 kWh/year
10 kWpTomorrow estimate (likely range)35.9 kWh27.2 kWh–40.0 kWhPVGIS typical year11,297 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 12:00-16:00 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 17.9 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 12:00-16:00. Never override frost protection, hygiene cycles or manufacturer limits.
Large loads
Avoid stacking appliances
A 3 kWp system scales to about 10.8 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 Trenčín?
Using the same south-facing, 35-degree and 14% loss assumptions, the 5 kWp estimate is 17.9 kWh for Monday, October 5, 2026, with a scaled likely range of 13.6 kWh–20.0 kWh. This is a linear reference-system estimate, not a site survey.
What does 1,130 kWh/kWp mean for Trenčín?
It means the PVGIS multi-year profile produces about 1,130 kWh in a typical year for each installed kWp under the reference assumptions. A 5 kWp system therefore scales to about 5,648 kWh in a typical year before site-specific adjustments.
Is the Trenčín 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 Trenčín?
Start with 12:00-16:00, 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 Trenčín
A standard 10 kWp system produces about 11,297 kWh in a typical year at this location. Monthly averages show seasonality; they are not a forecast for a specific year.
423Jan
618Feb
1017Mar
1232Apr
1290May
1348Jun
1377Jul
1293Aug
1084Sep
828Oct
444Nov
342Dec
Values are kWh per month. Source: European Commission JRC PVGIS.
What makes Trenčín's solar profile different?The typical annual yield is about 1,130 kWh per installed kWp, ranking Trenčín #13 of 15 modelled locations in Slovakia. That is 3% below the median of the 15 Slovakia locations in this dataset. July is typically the strongest month and December the weakest; the stronger month produces about 4.0 times as much.
See the 12-month data
MonthMonthly outputDaily averageYear-to-year variation
MonthJanuaryMonthly output423 kWhDaily average13.7 kWh/dayYear-to-year variation±144 kWh
MonthFebruaryMonthly output618 kWhDaily average22.1 kWh/dayYear-to-year variation±132 kWh
MonthMarchMonthly output1,017 kWhDaily average32.8 kWh/dayYear-to-year variation±209 kWh
MonthAprilMonthly output1,232 kWhDaily average41.0 kWh/dayYear-to-year variation±176 kWh
MonthMayMonthly output1,290 kWhDaily average41.6 kWh/dayYear-to-year variation±184 kWh
MonthJuneMonthly output1,348 kWhDaily average44.9 kWh/dayYear-to-year variation±158 kWh
MonthJulyMonthly output1,377 kWhDaily average44.4 kWh/dayYear-to-year variation±131 kWh
MonthAugustMonthly output1,293 kWhDaily average41.7 kWh/dayYear-to-year variation±137 kWh
MonthSeptemberMonthly output1,084 kWhDaily average36.1 kWh/dayYear-to-year variation±149 kWh
MonthOctoberMonthly output828 kWhDaily average26.7 kWh/dayYear-to-year variation±155 kWh
MonthNovemberMonthly output444 kWhDaily average14.8 kWh/dayYear-to-year variation±99 kWh
MonthDecemberMonthly output342 kWhDaily average11.1 kWh/dayYear-to-year variation±62 kWh
Nearby solar forecasts
Compare Trenčín with nearby cities
Tomorrow, in one email
Get Trenčín'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.