OpenWeather provides global weather data APIs for current conditions, forecasts, historical archives, air quality, maps, and industry-specific use cases. Explore the product families below to find the API that fits your application, workflow, or business need.
Featured API
One Call API
One Call API
All-in-One Weather Data, One Simple Call
Access real-time weather, hourly & daily forecasts, national alerts, and historical data — through a unified timeline-based API. Whether you’re building apps, analytics, AI workflows, dashboards, and enterprise weather solutions, One Call API is your all-purpose solution. The subscription provides access to One Call 4.0 and One Call 3.0
Current Conditions
Real-time weather conditions including temperature, humidity, wind, pressure, clouds, and more.
1-Minute Forecast
Minute-by-minute precipitation forecast for the next 60 minutes.
15-Minute Forecast Timeline
High-resolution 15-minute forecast timeline for the next 48 hours powered by the OWHL™ hyper-local model.
Hourly Weather Timeline
Explore 47+ years+ years of hourly historical weather data and up to 48 hours of forecast records through a unified weather timeline endpoint.
Daily Weather Timeline
Access long-range daily weather timelines combining 47+ years+ years of historical archive with forecasts up to 1.5 years ahead.
National Weather Alerts
Government-issued weather alerts and detailed metadata from official national meteorological agencies (e.g. NOAA, EUMETNET)