There was always snow at Christmas – Retrieving and processing historical weather data with Forecast IO

The weather was unusually mild this winter and many people seemed to remember back to the days of their childhood. In our memories, there was always snow at Christmas, but is that actually true? The curious among us know what to do, so lets see what the Internet has to offer for verifying our hypothesis. Unfortunately there are hardly any open weather data sources allowing to retrieve the weather conditions for any historical date., but in this short blog post I would like to show you how you can combine a few APIs and a little Java programming in order to retrieve the appropriate data. The complete project can be downloaded at GitHub.

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