Introduction

Evaluate Data AccessTesting the Solcast data API

Getting Started

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User Guides

What is an API? What is an API key? How do I use my API key?What is an API request? How many API requests do I need?Best Practices

Solcast Products

Modelling

Modelling - FAQs

Resolution and Accuracy

Solar Radiation Forecasting and Historical DataGlobal Coverage

Solcast API

Hobbyists and Researchers

Troubleshooting and FAQs

FAQs

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Useful Links

Postman API (Spec) Documentation

Python SDK

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Subscription Management

A guide to historical solar irradiance data access

Having accurate solar irradiance data is crucial to any solar operations. With Solcast, you can have access to high certainty historical data API. Here’s how to retrieve your required data!

To start off, you must register to Solcast toolkit account.

Follow these easy steps on how to access historical solar irradiance data:

1. Choose whether you need a Time Series or TMY data.

2. Enter your location of interest, and you'll then see the data availability show up just below the map image.

Review historical data availability without logging in:

Another quick option for checking our historical solar radiation data coverage and availability is at our global coverage page. Read about it here.

• A guide to historical solar irradiance data access
• Follow these easy steps on how to access historical solar irradiance data:
• Review historical data availability without logging in: