Solar street light power calculator for Weipa City

Our calculator uses hourly typical meteorological year (TMY) data from NREL.

Data from TMY is for a 1 year period. The collection of this data is over many years.

About this calculator

This calculator is for solar street lights using a lithium battery. It is important to keep the charge of the battery high to extend the life of the battery.

  • Location: Weipa City, Qld (using solar data from Weipa Aero, Qld, Australia)
  • Lithium LiFePO4 battery
  • Solar panel tilted 20° and facing North

Other locations closest to Weipa City

  • Papua New Guinea, Port Moresby, Highlands and 22 other provinces.

Solar light specications

  • 10w LED output 
  • 80w solar panel
  • 386wh lithium battery 

This calculator shows the performance of 

Other lights can be modeled as the calculator accepts different parameters.


  • On average this system has 68.88% battery remaining at dawn.
  • 56.14% is the minimum battery charge at dawn (15 February)
  • Weipa City has a lot of sunny days and the solar data is fairly consistent throughout the year.

Weather predictions

  • Past weather performance is not an indicator of future weather paterns.
  • Yet, this is real historic weather data and, it is a good starting point.

This calcualtor is editable.

██ coloured cells are editable