Weather API Getting Started Weather APIs Pricing Marketplace Maps News Support For Enterprises Search for... Login Sign up Login Build smarter, plan better with the world’s most flexible weather data platform Build smarter, plan better with the world’s most flexible weather data platform Get API Key Explore API Docs Products Current and Forecast APIs Historical Weather Data Weather Maps Weather Dashboard Widgets Subscription How to start Pricing Subscribe for free FAQ Technologies Our technology Accuracy and quality of weather data Connect your weather station OfficesLondon, UK The Gherkin, 30 St Mary`s Axe,  The City Of London, London EC3A 8BF, United Kingdom Paphos, Cyprus Gladstonos 12-14, Office 1 Hugge Space, Paphos 8046, Cyprus Delaware, US 16192 Coastal Highway, Lewes,  Delaware 19958, United States Company OpenWeather is a London-based weather intelligence company serving enterprises, developers, businesses, and researchers worldwide. Through its developer business, the company provides global weather data and forecasting services via fast, reliable APIs, delivering historical, current, and forecast weather data for any location worldwide. Combining advanced meteorology, AI-enhanced forecasting models, and scalable data infrastructure, OpenWeather helps customers integrate weather intelligence into applications, services, and operational workflows. Supplier of Achilles UVDB community © 2012 - 2026 OpenWeather ® All rights reserved Terms & conditions of sale Website terms & conditions Privacy policy Weather APIs for Every Use Case 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. Get API key API Docs Featured API One Call API 4.0 One Call API 4.0 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 4.0 is your all-purpose solution. Read the Detailed Product Description 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) Subscribe Explore API Doc Browse APIs by Category All Current & Forecast Specialized APIs Solar & Energy Historical Maps Environmental Tools & Integrations Current & Forecast Current Weather Data Access current weather data for any location We collect and process weather data from different sources such as global and local weather models, satellites, radars and a vast network of weather stations JSON, XML, and HTML formats Included in both free and paid subscriptions Subscribe API Docs Current & Forecast Hourly Forecast 4 days Hourly forecast is available for 4 days Forecast weather data for 96 timestamps JSON and XML formats Included in the Developer, Professional and Expert subscription plans Subscribe API Docs Current & Forecast Daily Forecast 16 days 16 days forecast is available for any location on the globe 1-day step for 16 days JSON and XML formats Included in all paid subscription plans Subscribe API Docs Current & Forecast Climatic Forecast 30 days Forecast weather data for 30 days JSON format Included in the Developer, Professional and Expert subscription plans Subscribe API Docs Current & Forecast Bulk Current Data Current weather, a variety of weather forecasts and their 7-day archive via regularly updated files Weather bulks are grouped by types of weather data and location lists (global city lists or ZIP code lists of EU, UK, and US) Bulk files are available via CSV and JSON formats Included in the Professional and Expert subscription plans Subscribe API Docs Current & Forecast 5 Day / 3 Hour Forecast 5 day forecast for any location on the globe 5 day forecast with a 3-hour step JSON and XML formats Included in both free and paid subscriptions Subscribe API Docs Specialized APIs Road Risk API Specify your route and get weather data and national alerts for the point of destination and along the route Current, forecast for 5 days and historical weather data for 1 year for your route Weather data are available for any point on the globe To receive information on price and get a quote, please contact us Get a quote API Docs Solar & Energy Solar Irradiance API Get the solar data by particular location and calculate energy generation! GHI, DNI, DHI indices for clear sky and cloudy sky models Current data and forecast for 15 days ahead solar irradiation data 47+ years of historical data (from January 1, 1979) Daily aggregation with 1-hour and 15-minutes step detalization for specified day Available worldwide Get API Docs Solar & Energy Solar Irradiance History Bulk Solar Irradiance History Bulk provides historical weather data for any location for more than 47+ years back (from January 1, 1979) GHI, DNI, DHI indices for clear sky and cloudy sky models Data is available in 15-minutes and 1-hour steps CSV and JSON formats Available worldwide Available through our Marketplace Get API Docs Solar & Energy Solar Irradiance History Forecast Bulk Solar Irradiance History Bulk provides historical weather data for any location for more than 47+ years back (from January 1, 1979) GHI, DNI, DHI indices for clear sky and cloudy sky models Data is available in 15-minutes and 1-hour steps CSV and JSON formats Available worldwide Available through our Marketplace Get API Docs Solar & Energy Solar Panel Energy Prediction Get the particular solar panel power output, based on the panel’s technical characteristics! Create unlimited number of solar panels for particular location with the desired specifications Current and forecast for 15 days ahead solar panel power output data 47+ years of historical data (from January 1, 1979) Daily aggregation with 1-hour and 15-minutes step detalization for specified day Available worldwide Get API Docs Historical Weather History API Through our API we provide historical weather data for any location on the globe Weather data have 1-hour step Weather History API is available in Professional and Expert subscription plans JSON format Subscribe API Docs Historical History Bulk History Bulk provides weather data for any location for 47+ years back (from January 01, 1979). Available through our Marketplace CSV and JSON formats Get API Docs Historical History Forecast Bulk Historical archive of 16-days forecast weather data Historical forecast data is available from October 7, 2017 CSV and JSON formats You can purchase the product from our Marketplace Get API Docs Historical Statistical Weather API Statistical data on main weather parameters for any day and month of the year The statistics are calculated based on our Historical weather data JSON format The weather data updated every hour Statistical Weather Data API is available in Expert subscription plan Subscribe API Docs Historical Accumulated Parameters Accumulated temperature and precipitation data Accumulated Parameters are available in Professional and Expert subscription plans JSON format More opportunities for agriculture in our Agricultural API Subscribe API Docs Maps Weather Maps 2.0 3-hour step Forecast, Historical, Current weather maps with 3-hour step 15 weather map layers The maps can be used as layers in Direct Tiles, OpenLayers, Leaflet, and Google Maps Included in Developer, Professional and Expert subscription plans Subscribe API Docs Maps Weather Maps 2.0 1-hour step Forecast, Historical, Current weather maps with 1-hour step 14 weather map layers The maps can be used as layers in Direct Tiles, OpenLayers, Leaflet, and Google Maps Get a quote API Docs Maps Weather Maps 1.0 Weather maps include precipitation, clouds, pressure, temperature, wind, and more Integrate our weather maps to your mobile applications and websites Use as layers in Direct Tiles, OpenLayers, Leaflet, and Google Maps Included in both free and paid subscriptions Subscribe API Docs Maps Global Precipitation Maps Historical data Current and historical weather maps for the previous 2 days Historical precipitation data with 10-minutes step Resolution higher than 1 km Use as layers in Direct Tiles, OpenLayers, Leaflet, and Google Maps Included in Professional and Expert subscription plans Subscribe API Docs Maps Global Precipitation Maps Historical & Forecast data Current, forecast and historical precipitation maps Forecast is available for the next 6 hours for the US territory and for the next 2 hours for other global areas The historical weather map for the previous 2 days Data update period is every 10 minutes Resolution higher than 1 km Use as layers in Direct Tiles, OpenLayers, Leaflet, and Google Maps Get a quote API Docs Maps Relief Maps The combination of a layer tint (colored raster) and a hillshade Customizable color palette Use as layers in Direct Tiles, OpenLayers, Leaflet, and Google Maps Included in Developer, Professional and Expert subscription plans Subscribe API Docs Environmental Air Pollution API Current, forecast and historical air pollution data Forecast for 4 days ahead with 1-hour step Air Pollution API includes both Air Quality Index and indices for CO, NO, NO2, O3, SO2, NH3, PM2.5, PM10 Included in both free and paid subscriptions Subscribe API Docs Environmental Fire Weather Index Maps Current and 5 days daily forecast fire weather index maps Use as layers in Direct Tiles, OpenLayers, Leaflet, and Google Maps Get a quote API Docs Environmental Fire Weather Index API Current fire index and daily forecast for 5 days are available for any geo location (lat/lon) JSON format Please contact us to get a quote Get a quote API Docs Tools & Integrations Geocoding API Geocoding API supports both the direct and reverse methods, working at the level of city names, areas and districts, countries and states You can cap how many locations with the same name or the nearby geographic coordinates will be seen in the API response Included in both free and paid subscriptions Subscribe API Docs Tools & Integrations Weather Stations API for managing your personal weather stations Connect your stations and transfer the measurements Receive the aggregated measurements from the station Included in both free and paid subscriptions Subscribe API Docs How to get started Sign Up & Get Your API Key Create an account on OpenWeather to access your dashboard and generate your unique API key. This key is required for all API requests. Create account Choose the Right API OpenWeather offers a variety of APIs to fit different needs. Get full technical documentation, response examples, and integration tips. See all APIs FAQ Find quick answers to common questions about APIs, data coverage, limits, and integration. Browse FAQs