Best Solar Panel Angle in Guangzhou: Optimal Tilt & Monthly Table

What angle should solar panels be at in Guangzhou? Best tilt from PVGIS weather data, yield per angle, summer/winter adjustment. Noon sun in June 90°, in December 43°.

The best angle for each month in Guangzhou

  • The best tilt from five years of hourly weather at your location – with a yield curve, a summer/winter adjustment plan and a month-by-month table.
  • Angle at which the noon sun on the 21st hits a south-facing panel square on:
  • January: 43° · Noon sun height 47°
  • February: 34° · Noon sun height 56°
  • March: 23° · Noon sun height 67°
  • April: 11° · Noon sun height 79°
  • May: 3° · Noon sun height 87°
  • June: 0° · Noon sun height 90°
  • July: 3° · Noon sun height 87°
  • August: 11° · Noon sun height 79°
  • September: 22° · Noon sun height 68°
  • October: 34° · Noon sun height 56°
  • November: 43° · Noon sun height 47°
  • December: 47° · Noon sun height 43°