Weather information is show based on your device gps.
You can download "apk" file from following link.
https://1drv.ms/f/s!Aj3GKXg5igmUmHdiwvRmdJD2_dW0
This application is just for personal use for test.
Please change your device setting according with following explanation site, if required.
3 Ways to Install Applications On Android Without The Market
https://www.maketecheasier.com/install-applications-without-the-market/
Install apps outside of Google Play
https://www.androidpit.com/install-apps-outside-of-google-play
How to install apps outside of Google Play
http://www.cnet.com/how-to/how-to-install-apps-outside-of-google-play/
Please select following icons, at widget selection menu in your device, after install them.
If you tap on the widget, you can see "Link", "Weather Forecast" and "Setting" display.
"Links" display
"Weather Forecast" Display.
"Setting" Display
You can find more application for android in following pages.
BABYMETAL Weather & Watch Widget
Happy Birthday, YUIMETAL
Happy Birthday, MOAMETAL
I'm working on iPhone application, but it will take several weeks to finish.