Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Climate
Solar Radiation Calculator
Estimate top-of-atmosphere solar irradiance at solar noon for a given latitude, day of year, and solar declination. Returns watts per square metre on a horizontal surface, before atmospheric attenuation.
Fill in the required fields to see your result.
Climate
Rainfall Intensity Calculator
Compute rainfall intensity by dividing total rainfall by the duration in hours. Returns inches per hour, a standard metric for designing drainage and assessing flood risk.
Fill in the required fields to see your result.
Key differences
| Solar Radiation Calculator | Rainfall Intensity Calculator | |
|---|---|---|
| Category | Climate | Climate |
| Inputs required | 3 | 2 |
| Result | Solar Radiation (W/m²) | Rainfall Intensity (inches/hour) |
| What it does | Estimate top-of-atmosphere solar irradiance at solar noon for a given latitude, day of year, and solar declination. Returns watts per square metre on a horizontal surface, before atmospheric attenuation. | Compute rainfall intensity by dividing total rainfall by the duration in hours. Returns inches per hour, a standard metric for designing drainage and assessing flood risk. |