Data and tools to build the solar powered future

Solar resource assessment and forecasting data for irradiance and PV power, globally. Created using satellites. Validated with surface measurements. Free registration to our API Toolkit lets you access our data in just a few minutes.

Sample our Global Coverage with our Map Demo

Drop a pin anywhere in the world, and set your PV specifications to see real-world sample live and forecast data.

Who is Solcast?

Solcast's Dr Nick Engerer pitches our company vision and capability in 5-minutes or less!

Proven, accurate, bankable data

Solcast has over 3,000 users globally, and our data has been extensively validated on all continents except Antarctica. Read more about our historical data satellite and aerosol inputs and algorithms, or learn about how we make our live and forecast data.

  • Smarter cloud detection
  • Aerosol tracking
  • Clear & cloudy sky calibration
Raw data
Line chart

Who are our customers?

Solcast serves more than 3,000 customers with data for over 1,000,000 locations around the globe. Our data is trusted for due diligence, project finance, and the operation of electrical grids and networks in Europe, Asia, North America and more.

Selected customer profiles:

First Solar

Headquarters:Tempe, Arizona, USA
Core business:Global solar project development and operations

Duke Energy

Headquarters:Charlotte, North Carolina
Core business:Fortune 150 Company; Electrical utility with >7.7M customers


Headquarters:Paris, France
Core business:Global solar project development and operation

Meteocontrol GmbH

Headquarters:Augsburg, Germany
Core business:Global PV monitoring and analytics

Vietnam Electricity (EVN)

Headquarters:Hanoi, Vietnam
Core business:National system operator in Vietnam

Australian Energy Market Operator (AEMO)

Headquarters:Melbourne, Australia
Core business:National system operator in Australia