The OpenWeatherMap Ultraviolet Index API provides developers with current, forecast, and historical UV data for more than 200,000 cities around the world. Data measurements are only taken at 12pm. This data is available in JSON format. This API is still in beta.
Fourteen APIs have been added to the ProgrammableWeb directory in categories including Gambling, Weather, Mapping, and Agriculture. Featured today are APIs for automating filling and extraction in PDFs, and an API for interviewing job candidates via Skype. Here's a rundown of the latest additions.