WeatherAPI.com provides weather and geolocation data through developer-focused APIs, serving more than one million users worldwide. Its services are designed for straightforward integration into apps and business systems, with simple REST requests and responses in JSON or XML. The free plan includes 100,000 calls per month, requires no credit card, and permits commercial use; paid plans are available, with a 14-day trial.

The platform offers real-time conditions, forecasts at daily, hourly and 15-minute intervals, and hourly historical records dating back to 2010. Additional services cover future weather, marine conditions and tides, solar irradiance and solar energy forecasts, air quality, pollen, weather alerts, astronomy, agriculture, evapotranspiration, sports, maps and bulk requests. Geolocation tools include location search, time-zone information and IP lookup.

WeatherAPI.com supports applications in sectors such as travel, agriculture, renewable energy, logistics, retail, marine operations, insurance and smart-home technology. Data is available for millions of locations worldwide, with claimed average response times of about 200 milliseconds and 99.99% uptime.