Get weather and weather forecasts for multiple cities. See more: https://openweathermap.org/
Visual Crossing Weather API provides instant access to both historical weather records and weather forecast data
MicroWeather API – An all-in-one weather API: Get the most accurate information, generate invaluable insights, and drive actions – in just a few lines of code.
National Weather Service API (api.weather.gov) NOAA (National Oceanic and Atmospheric Administration) provides national weather data as well as past data.
Weather2020 is the most popular long range weather forecast API available! Used by popular mobile apps like 1Weather, and already serving over 10 million forecasts a day, the Weather2020 long range weather forecasts give you something new and unique for your weather, travel or outdoor applications. Created by famed meteorologist Gary Lezak, our forecasts are powered by the most accurate long range weather model known as the LRC. For the first time ever, give your users a reliable and accurate long range weather forecast!
An advanced weather API to power all of your business needs, from the basic to the most complex weather influenced solutions.