How much energy do solar panels produce in Montana?

A 5 kWp solar panel system in Montana, Bulgaria produces approximately 6,328 kWh per year, based on EU PVGIS data.

How much can you save with solar panels in Montana?

A 5 kWp system without battery saves approximately €384 per year (accounting for 23% self-consumption and feed-in tariff for surplus). The payback period is 11.1 years.

What is the optimal panel angle in Montana?

The optimal tilt angle for solar panels in Montana is 35 degrees facing -2 degrees from south.

Solar Panels in Montana

Bulgaria · 43.41°N, 23.22°E

Solar Potential

Good

1,266 kWh per kWp installed capacity

Your Solar Savings Estimate

Configure system size and battery to see realistic savings

Data last updated: March 2026

System Size

Battery Storage

Annual Output

6,328kWh

Net Annual Savings

€384

Payback Period

11.1 yrs

25-Year Net

€7,701

Savings Breakdown

Self-consumed (23% of 6,328 kWh)1,456 kWh × 0.130 €/kWh

→ Savings from own usage+€189

Injected to grid (77% of production)4,873 kWh × 0.040 €/kWh

→ Feed-in revenue+€195

Net Annual Savings€384

Installation cost (5 kWp × 850 €/kWp)€4,250

Data Confidence: Estimated

Note: Feed-in tariff and policy data for Bulgaria is estimated and may not reflect current regulations.

Bulgaria Solar Policy

Draft net metering legislation. Currently limited prosumer framework. Low electricity prices.

Source: Industry estimate, not officially verified

The savings estimates shown are for informational purposes only and do not constitute financial advice. Actual savings depend on your specific installation, roof condition, shading, consumption patterns, and future electricity price changes. Feed-in tariffs and regulations change frequently. Always obtain quotes from certified installers and consult a financial advisor before making investment decisions.

Monthly Energy Production

306 kWh

383 kWh

532 kWh

605 kWh

650 kWh

679 kWh

760 kWh

741 kWh

599 kWh

499 kWh

298 kWh

275 kWh

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Month	Energy (kWh)	Irradiation (kWh/m²)
January	306	72
February	383	91
March	532	131
April	605	155
May	650	171
June	679	181
July	760	205
August	741	200
September	599	157
October	499	126
November	298	73
December	275	66
Total	6,328	1,628

Environmental Impact

CO2 Saved Per Year

1,475 kg

Equivalent Trees Planted

67 trees

Optimal Panel Angle

35° tilt

Technical Details

Data Source: EU PVGIS v5.3
Coordinates: 43.41285°N, 23.22174°E
System Loss: 14%
Optimal Inclination: 35°
Optimal Azimuth: -2°
Yearly Irradiation: 1628 kWh/m2
Retail Electricity Price: 0.130 EUR/kWh
Feed-in Tariff: 0.040 EUR/kWh
Install Cost: 850 EUR/kWp

€1,165

Want to compare Montana with another city?

Use our interactive calculator to compare any European location.

Open Calculator