Solar Panel Angle Guide
Solar Panel Angle in Paris
Paris, France is at latitude 48.86°N. Here's the optimal solar panel tilt and orientation for maximum energy production.
Year-Round Tilt
45.6°
Summer Tilt
33.9°
Winter Tilt
63.9°
Face
South
180° azimuth
Monthly Optimal Tilts for Paris
Jan
60.0°
Ideal: 69.2°
Feb
60.0°
Ideal: 60.6°
Mar
48.9°
Apr
37.1°
May
28.5°
Jun
25.4°
Jul
28.5°
Aug
37.1°
Sep
48.9°
Oct
60.0°
Ideal: 60.6°
Nov
60.0°
Ideal: 69.2°
Dec
60.0°
Ideal: 72.3°
Peak Sun Hours
3.5 hrs/day
Average daily solar insolation
Annual Production (400W panel)
~511 kWh
At 45.6° tilt, facing South
Solar Panel Recommendations for Paris
- Fixed mount: Set your panels at 45.6° tilt, facing South (180° azimuth).
- Seasonal adjustment: Tilt to 33.9° in summer and 63.9° in winter for up to 15% more annual energy.
- Monthly adjustment: Adjust tilt each month using the table above for maximum year-round production.
Solar Potential in the Paris Region
Paris receives approximately 3-3.5 peak sun hours daily with a temperate oceanic climate. The Paris Basin's weather produces moderate temperatures, frequent cloud cover, and rainfall distributed throughout the year. Solar resource in the Île-de-France region is comparable to other northern European capitals and sufficient for cost-effective systems with modern panel technology.
France offers net metering (autoconsommation avec vente du surplus) for residential solar installations, with the option to sell excess generation to EDF at a guaranteed rate. Regional subsidies are available through the MaPrimeRénov program, which supports renewable energy installations. France's push toward energy independence has strengthened support for residential solar in recent years.
Paris's historic architecture and strict preservation codes create unique installation challenges. Mansard roofs (typical of Haussmann buildings) have steep slopes that affect optimal panel placement. Many Parisians live in apartments and participate in solar through building-level installations and shared generation arrangements rather than individual rooftop systems.
Orientation Performance
Panel orientation significantly affects energy production. The table below shows relative output compared to true south-facing panels:
| Orientation | Relative Output |
|---|---|
| South | 100% |
| South-East | 96% |
| South-West | 96% |
| East | 85-90% |
| West | 85-90% |
| North | 60-75% |
Frequently Asked Questions
Is Paris sunny enough for solar?
Paris averages 3-3.5 peak sun hours. France's net metering and regional solar incentives support a growing solar market despite moderate irradiance.
How much energy can a 400W panel generate here?
With 3.5 peak sun hours per day, a properly aligned 400W panel could generate approximately 511 kWh per year.
Related Calculators
Solar Panel Tilt Calculator
Calculate optimal tilt for any latitude and month
Solar Panel Azimuth Calculator
Find the exact compass heading for your panels
Get exact numbers with the SolarAlign app
Use your phone to align panels in real-time with live sensor feedback.Learn more →