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

What angle should solar panels be at in Hangzhou? Best tilt from PVGIS weather data, yield per angle, summer/winter adjustment. Noon sun in June 83°, in December 36°.

The best angle for each month in Hangzhou

  • 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: 50° · Noon sun height 40°
  • February: 41° · Noon sun height 49°
  • March: 30° · Noon sun height 60°
  • April: 18° · Noon sun height 72°
  • May: 10° · Noon sun height 80°
  • June: 7° · Noon sun height 83°
  • July: 10° · Noon sun height 80°
  • August: 18° · Noon sun height 72°
  • September: 30° · Noon sun height 60°
  • October: 41° · Noon sun height 49°
  • November: 50° · Noon sun height 40°
  • December: 54° · Noon sun height 36°