

Global historical and weather forecast data.
Visual Crossing API is a free Weather API that requires apiKey authentication, is served over HTTPS and supports CORS, so it can be called from the browser.
Global Weather API for historical weather, current conditions, and 15-day forecasts. Access 50+ years of data through one API. Start free, no credit card required.
Details from visualcrossing.com.

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The Visual Crossing API is provided by Visual Crossing (visualcrossing.com). Global Weather API for historical weather, current conditions, and 15-day forecasts. Access 50+ years of data through one API. Start free, no credit card required.
Yes. The Visual Crossing API is listed in the Weather category of the public-apis directory, which only includes APIs that are free or have a free tier. Check its documentation for rate limits and paid plans.
Yes. The Visual Crossing API uses apiKey authentication, so you need to register for credentials before making requests.
Yes. The Visual Crossing API supports CORS, so front-end JavaScript can call it directly.
Yes. The Visual Crossing API is served over HTTPS, so it's safe to use in production.