Weather History API Enhance understanding of weather history and patterns for better decision-making. Accurate, Trusted Sources Accurate, Trusted Sources The Weather History API allows users in many industries to review accurate, coordinate-based weather history data across dozens of hourly and daily parameters. The API promptly retrieves weather history data from SYNOP stations, METAR stations, and several augmented observation sources — giving you the best weather intelligence available: SYNOP stations, mainly reported from the ground or seas worldwide; includes records from 1st of January 2009 METAR stations, mainly reported in airports worldwide; records from 1st of January 2011 Augmented observations for all SYNOP and METAR locations from approx. mid-January 2016 Augmented snow depth observations from 9th February 2016 19 hourly parameters 19 hourly parameters Temperature Dew point Relative humidity Wind speed Wind gust Wind direction Wind direction name Visibility Pressure Feels-like temperature 1h accumulated precipitation Symbol text Weather symbol Fog Rain Snow Hail Thunder Tornado 26 daily parameters 26 daily parameters Accumulated snowfall Accumulated snowfall, month to date Accumulated snowfall, since last July 1 Snow depth Average temperature Average dew point Average pressure Average wind speed Average wind direction (name) Average wind direction (degrees) Average visibility Average relative humidity Maximum temperature Minimum temperature Maximum relative humidity Minimum relative humidity Maximum dew point Minimum dew point Maximum pressure Minimum pressure Maximum wind speed Minimum wind speed Maximum visibility Minimum visibility Accumulated precipitation, 24h Most occurred precipitation type Put Historical Weather Data to Use in Your Operations Contact Vaisala today to learn more about integrating the Weather History API and empowering your team with the best historical data available. Contact us Resources WEB PAGE Automotive Weather & Road Weather Data The most accurate weather and road weather forecast data for automotive industry application in ADAS, AD, and infotainment. VISIT PAGE WEB PAGE Developer Detail: Weather API Detailed instruction on how to use the Weather API in your application. VISIT PAGE WEB PAGE Developer Detail: Weather Map API Detailed instruction on how to use the Weather Map API in your application. VISIT PAGE WEB PAGE Developer Detail: Weather File Feed The Weather File Feed, providing all the same weather parameters as the Weather API, is available as XML and delimited ASCII. VISIT PAGE