Free to test and evaluate
Make up to 15 free Historic Time Series data requests (15 site-months) at your locations
Make unlimited Historic Time Series data requests at Solcast's unmetered locations
Ask our team for an extended free trial with more Historic Time Series data requests (conditions apply)
Starter
Best for
Light ML, site commissioning
DATA AVAILABILITY STARTS
3 years ago
Date Ends
7 days ago
Time Granularity
30, 60 minutes
File Formats
JSON, CSV
Access
API & Web download
Global Coverage
Irradiance, weather & rooftop PV power data
Option to add Advanced PV Power model
Clear-Sky scenarios
Ground albedo data and Snow Soiling Losses
Pro
Best for
Heavy ML, grid modelling
DATA AVAILABILITY STARTS
7 years ago
Date Ends
7 days ago
Time Granularity
5, 10, 15, 30, 60 minutes
File Formats
JSON, CSV
Access
API & Web download
Global Coverage
Irradiance, weather & rooftop PV power data
Option to add Advanced PV Power model
Clear-Sky scenarios
Ground albedo data and Snow Soiling Losses
Max
Best for
Resource assessment
DATA AVAILABILITY STARTS
January 2007
Date Ends
7 days ago
Time Granularity
5, 10, 15, 30, 60 minutes
File Formats
JSON, CSV
Access
API & Web download
Global Coverage
Irradiance, weather & rooftop PV power data
Option to add Advanced PV Power model
Clear-Sky scenarios
Ground albedo data and Snow Soiling Losses
You're in good company
Solcast's "Estimated Actuals" closes the gap for our owned and third-party solar portfolios.
Accurate real-time and forecasted weather data is crucial for assessing plant performance and maximizing the value of clean energy assets.
As far as we know, there's no provider that can provide a more accurate forecast.
Only need data for your own home PV system?
You may be eligible for a limited free account.
