Forecast.Solar Clear sky API

Solar production for clear sky condition (registered users)

Operations 12

GET /{apikey}/clearsky/{lat}/{lon}/{dec1}/{az1}/{kwp1} Get values for one plane #
GET /{apikey}/clearsky/{lat}/{lon}/{dec1}/{az1}/{kwp1}/{dec2}/{az2}/{kwp2} Get values for two planes #
GET /{apikey}/clearsky/{lat}/{lon}/{dec1}/{az1}/{kwp1}/{dec2}/{az2}/{kwp2}/{dec3}/{az3}/{kwp3} Get values for three planes #
GET /{apikey}/clearsky/watts/{lat}/{lon}/{dec1}/{az1}/{kwp1} Get watts values for one plane #
GET /{apikey}/clearsky/watts/{lat}/{lon}/{dec1}/{az1}/{kwp1}/{dec2}/{az2}/{kwp2} Get theoretic clear sky watts for two planes #
GET /{apikey}/clearsky/watts/{lat}/{lon}/{dec1}/{az1}/{kwp1}/{dec2}/{az2}/{kwp2}/{dec3}/{az3}/{kwp3} Get theoretic clear sky watt for three planes #
GET /{apikey}/clearsky/watthours/{lat}/{lon}/{dec1}/{az1}/{kwp1} Get theoretic clear sky watt hours for one plane #
GET /{apikey}/clearsky/watthours/{lat}/{lon}/{dec1}/{az1}/{kwp1}/{dec2}/{az2}/{kwp2} Get theoretic clear sky watt hours for two planes #
GET /{apikey}/clearsky/watthours/{lat}/{lon}/{dec1}/{az1}/{kwp1}/{dec2}/{az2}/{kwp2}/{dec3}/{az3}/{kwp3} Get theoretic clear sky watt hours three planes #
GET /{apikey}/clearsky/watthours/day/{lat}/{lon}/{dec1}/{az1}/{kwp1} Get theoretic clear sky watt hours per day for one plane #
GET /{apikey}/clearsky/watthours/day/{lat}/{lon}/{dec1}/{az1}/{kwp1}/{dec2}/{az2}/{kwp2} Get theoretic clear sky watt hours per day for two planes #
GET /{apikey}/clearsky/watthours/day/{lat}/{lon}/{dec1}/{az1}/{kwp1}/{dec2}/{az2}/{kwp2}/{dec3}/{az3}/{kwp3} Get theoretic clear sky watt hours per day for three planes #

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OpenAPI Specification

forecast-solar-clear-sky-api-openapi.yml Raw ↑
openapi: 3.2.0
info:
  title: Forecast.Solar Clear sky API
  version: v7.41.0.2515 (Fri, 04 Sep 2026 14:20:34 +0200)
  description: '## Restful API for Solar production forecast data and Weather forecast data.

    ### Retrieve data based on a location, the declination and orientation of solar panels.


    #### Homepage • Documentation


    made by Knut Kohl . Consulting'
tags:


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# Full source: https://artifacts.apis.io/forecast-solar/openapi/forecast-solar-clear-sky-api-openapi.yml