Eve Systems has been making HomeKit accessories since just after HomeKit launched, and the company has made several different weather-monitoring
Eve Weather is an outdoor HomeKit-connected weather monitoring device that also has Thread capabilities.
Eve Weather Review - HomeKit Weather Sensor : r/HomeKit
Eve on MacRumors
Apple Weather App Forecast Data Not Loading for Many Users
Eve Weather review: a worthy HomeKit weather station that's as powerful as you make it
Eve App Thread Network
Eve Weather - Apple HomeKit Smart Home, Connected Outdoor Weather Station for Tracking Temperature, Humidity & Barometric Pressure, Precision Sensors, Wireless, Bluetooth and Thread : Patio, Lawn & Garden
Eve Weather Review - MacRumors
Eve on MacRumors
Review: Eve Weather -- monitor the weather at your house - iPhone J.D.
Eve Aqua Review - MacRumors
Eve on MacRumors
Eve Button KNX: Remote control for your KNX smart home
Eve Weather Review - HomeKit Weather Sensor : r/HomeKit