Cutting a long story short, check out my latest example of a less-than-150-lines code (pick your battle: C++ version or Python version) to show the weather status and day forecasts for almost all places in this blue planet, powered by Google, based on QtWebKit. As always, let’s start with the screenshot (aka the proof):
I doubt there is a need for this to be a plasmoid, as it will just clutter Plasma with yet another weather applet. But hey, if people like it, I (or someone else, preferably) can make it.