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Official Description

The Weather Monitor app is an alternative app for the Oregon Scientific Weather@Home compatible weather stations and sensors.
Using bluetooth the app connects to the weather station to show current conditions, as well as history on compatible devices.

The recommended app is rarely updated and often has connectivity issues which prevent useful operation.

The app features include:
Indoor and Outdoor temperatures (in ℃ or ℉)
Indoor and Outdoor humidity
Air pressure ( in hPa, mmHg or inHg)
Estimated Sunrise and Sunset times
Current moon phase
Predicated weather forecast for the next 12 hours
Supports Dark mode
Charts are displayed for the last 7 days of historical data
An export feature is also included to export the current 7 day history to a CSV file which can be emailed from the phone

Currently in active development and considering all feature requests

Permissions:
Bluetooth - The app connects to Oregon Scientific weather stations using Bluetooth.

Location - The app requires location permission to use Bluetooth on Android 10, as well as to calculate sunrise and sunset times.