Solar Calculator
Solar Irradiance Calculator
Calculate Solar Panel irradiance with average daily insolation anywhere in the world, by month OR get seasonal averages in kwh/m2/day collected data.
Created By
Willmar Furgesin
Features
Simplify your Solar Energy Calculations
Discover the power of efficiency with our user-friendly Solar Irradiance Calculator. Designed for homeowners, solar professionals, and enthusiasts, our tool takes the guesswork out of estimating solar panel output. With precise calculations, real-time customization, and easy-to-read charts, you’ll have all the insights you need to maximize your solar energy potential.
Whether you’re planning a solar installation or optimizing an existing system, our calculator delivers fast, accurate results. Here’s why professionals and homeowners alike trust our tool:
Customizable Inputs
Tailor your calculations with your location, solar panel wattage, efficiency, and system size for accurate results.
Customizable Inputs
Tailor your calculations with your location, solar panel wattage, efficiency, and system size for accurate results.
Seasonal Insights
Make informed decisions with clear seasonal averages for winter, spring, summer, and fall.
Downloadable Reports
Export your data to a PDF for hassle-free recordkeeping or professional use. Turning solar potential into actionable insights has never been easier.
How It Works
Select Your Location
Choose your country and state, or enter your latitude for precise geographical accuracy.
Customize Your Inputs
Input panel wattage, efficiency, and system size to tailor calculations to your setup.
See Your Results
Generate actionable data via tables and charts, including projected energy output and efficiency.
Export or Refine
Download a detailed PDF report or adjust inputs to explore alternative scenarios.
Why Choose Our Solar Calculator?
Easy-to-Use Interface
Our intuitive tool ensures simplicity and accuracy at every step. Even first-time users can calculate like the pros.
Accurate Data
Powered by real-world insights and verified algorithms, providing results you can depend on.
Data Presentation You’ll Love
Dive into outputs using:
- Comprehensive tables for annual, monthly, and seasonal energy production.
- Clear bar charts to visualize your monthly solar potential.
Trusted by Experts
Backed by data from credible entities including leading solar energy boards.
Time-Saving PDF Export
Generate professional, ready-to-share reports for business or personal use with one click.
Quick Reference Table
Input Type | Default Value | Ranges |
|---|---|---|
Latitude Range |
| -90° to 90° |
Panel Wattage | 300 W | 100 W to 600 W |
Panel Efficiency | 20% | 10% to 30% |
System Size | 5 kW | 1 kW to 10 kW |
Annual Output (Example) | 8,000 kWh | Based on location, etc. |
Note: Input defaults can be instantly updated or customized for tailored outputs.
A Greener Future Is Just a Click Away
Making informed decisions about solar energy starts with accurate data. Use our Solar Irradiance Calculator to plan your sustainable energy future with confidence. Whether you’re an individual homeowner or a solar professional, our tool is your trusted partner for data-driven decisions.