Solar Panel Angle Guide
Solar Panel Angle in Port-au-Prince
locationPage.latitudeLineHere's the optimal solar panel tilt and orientation for maximum energy production.
Year-Round Tilt
19.2°
Summer Tilt
13.5°
Winter Tilt
23.5°
Face
South
180° azimuth
Monthly Optimal Tilts for Port-au-Prince
Jan
38.8°
Feb
30.3°
Mar
18.5°
Apr
6.8°
May
1.8°
Jun
4.9°
Jul
1.8°
Aug
6.8°
Sep
18.5°
Oct
30.3°
Nov
38.8°
Dec
42.0°
Peak Sun Hours
5.5 hrs/day
Average daily solar insolation
Annual Production (400W panel)
~803 kWh
At 19.2° tilt, facing South
Solar Panel Recommendations for Port-au-Prince
- Fixed mount: Set your panels at 19.2° tilt, facing South (180° azimuth).
- Seasonal adjustment: Tilt to 13.5° in summer and 23.5° 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 Energy and Grid Independence in Haiti
Port-au-Prince averages approximately 4.5 peak sun hours daily with a tropical climate that provides strong year-round solar production. The city's location at 18.5°N means relatively consistent sun angles throughout the year, with optimal year-round fixed tilt of approximately 19° facing south.
Haiti's unreliable grid makes solar energy with battery storage particularly valuable. Solar panels paired with battery systems provide reliable electricity for homes, businesses, and critical facilities regardless of grid conditions. The country's excellent solar resource makes this one of the most practical energy solutions available.
The Haitian solar market is growing through international development programs and local entrepreneurs. Applications range from small residential systems to larger commercial and institutional installations. The tropical climate's consistent solar production makes system sizing simpler than in locations with high seasonal variation.
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% |
| Southeast | 96% |
| Southwest | 96% |
| East | 85-90% |
| West | 85-90% |
| North | 60-75% |
Frequently Asked Questions
What is the best solar panel angle in Port-au-Prince?
The optimal year-round fixed tilt is 19.2°, facing south.
Should I adjust my solar panels seasonally in Haiti?
Monthly adjustments can increase annual production by 5-15%. Summer months need nearly flat panels (0-7°), while winter months benefit from steeper tilts (30-42°).
Can solar panels face east or west in Port-au-Prince?
Yes. East- or west-facing panels typically produce 85-90% of south-facing output. This can be useful for matching production to morning or evening energy usage.
How much energy can a 400W panel generate here?
With 5.5 peak sun hours per day, a properly aligned 400W panel could generate approximately 803 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 precision alignment with SolarAlign Pro
Use your phone's sensors to align your panels to the exact angle calculated here.Learn more →