How to fix a cut or damaged weather station sensor cable?
3M Scotchlok connectors provide a simple and robust UV/waterproof solution for fixing weather station cables damaged or cut by wild animals and bugs. Below are links to the manufacturer's website and also to a worldwide distributor’s website. You may be able to find them in your local electrical supply store or on the web by searching “wire splice” or “weather resistant wire splice”
Weather-resistant wire splices: