While these are definitely not all of the source APIs available in the U.S., ForecastAdvisor provides a solid place to start using the ones tracked publicly. When viewing a location, ForecastAdvisor shows you a percentage that measures the accuracy of each source in the last month and last year. and verifies them against what really happened using data provided by the National Weather Service Automated Surface Observing System (ASOS). It collects weather forecasts from different weather services each day for various locations across the U.S. Use ForecastAdvisor to Find the Most Accurate ForecastsįorecastWatch's ForecastAdvisor is a great website that can help you find out what weather API or app is most accurate for your area. Don't Miss: 16 Ways to Customize Your iPhone's Weather App.And if none of those are good enough, you always have the option to predict the weather yourself.

Luckily, there is a valuable resource that'll help you find the best weather API for your location, which can help you pick the best mobile app for more accurate weather outlooks. Many of these won't even state what data source is used for weather predictions, and data sources can vary wildly in accuracy across the United States. And with the famous Dark Sky API shutting down on March 31, 2023, you'll need an alternative source of weather information if you use an app that utilizes that API.įinding an accurate weather app isn't easy since there are so many different ones to choose from in the App Store (iOS/iPadOS) and Play Store (Android). When you're looking at the forecast, you hope that it's at least semi-accurate so you can plan the week and days ahead, but many sources are unreliable.

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