Open-Meteo API: Free Weather Data for Any Location (No Key, No Limits, No BS)

Open-Meteo is a completely free weather API requiring no API key or rate limits for non-commercial use, offering global coverage with 16-day forecasts, historical data back to 1940, and 80+ weather variables. The article provides Python code examples for current weather, hourly forecasts, historical data retrieval, air quality monitoring, and geocoding.