AccuWeather gathers the best and most comprehensive weather data to deliver forecasts with Superior Accuracy. Forecasts are pinpointed for every location on Earth and extend further ahead than any other source.

For a period of fifty-eight days, data was collected from all three companies regarding temperature, humidity, and wind speed. After analyzing the data, it was concluded that AccuWeather produced the most accurate weather forecasts.

We source weather data from governments and partners; observations from land, ships, and aircraft; crowdsourced reports; satellites; and radar sets from 40 countries.

Weather is defined as the state of the atmosphere at a given time and place, with respect to variables such as temperature, moisture, wind speed and direction, and barometric pressure.