Some radio weather stations have the advantage that they can receive data not just from one, but also from additional senders - allowing data to be displayed from different locations.
Bresser
Remote sensor for weather stations
$ 21.90
ready for shipping in 24
h
Levenhuk
Wezzer LS20 sensor
$ 14.90
ready for shipping in 24
h
Levenhuk
Wezzer LS30 sensor
$ 15.90
ready for shipping in 1-2
weeks
Bresser
Indoor temperature and humidity sensor with 7 channels and 868 MHz
$ 38.90
ready for shipping in 1-2
weeks