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

What angle should solar panels be at in Hefei? Best tilt from PVGIS weather data, yield per angle, summer/winter adjustment. Noon sun in June 82°, in December 35°.

The best angle for each month in Hefei

  • 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: 52° · Noon sun height 38°
  • February: 42° · Noon sun height 48°
  • March: 32° · Noon sun height 58°
  • April: 20° · Noon sun height 70°
  • May: 12° · Noon sun height 78°
  • June: 8° · Noon sun height 82°
  • July: 11° · Noon sun height 79°
  • August: 20° · Noon sun height 70°
  • September: 31° · Noon sun height 59°
  • October: 43° · Noon sun height 47°
  • November: 52° · Noon sun height 38°
  • December: 55° · Noon sun height 35°