SebastianK

This Plugin is very easy to handle. Just install with a few clicks and set it up in your configs. 
Then include it in your sidebar e.g. with the following code:
< ?php spWeatherShow(); ? > (without spaces)

spWeather

This Plugin gets the weather from google.de/google.com and shows the weather now and a 4 days forecast with tiny pics

wettervorhersage

Wettervorhersage widget is a free weather forecasting widget for your beautiful wordpress website.
<ul>
<li>Supported in German and English</li>
<li>The widget is responsive, perfect for mobile and desktop.</li>
<li>Widget style like background and color can be customized</li>
<li>No development skills are needed</li>
<li>High performance and lightweight code</li>
<li>SEO friendly</li>
</ul>
** For special customization requests please contact this mail -> wettervorhersage@wetter2.com
The Wettervorhersage plugin is relying on a 3rd party as a service, the widget is using weather services provided by wetter2.com. 
* Service provider link – https://www.wetter2.com 
* Service provider terms of use link – https://www.wetter2.com/terms 
* Service privacy policy link – https://www.wetter2.com/privacy
<h3>Arbitrary section</h3>

Wettervorhersage

Get the new and amazing weather forecast widget, select location and colors, responsive widget.

spWeather vs Wettervorhersage