diff --git a/source/_components/radiotherm.markdown b/source/_components/radiotherm.markdown
index a872148f75b..4f4cb9c138c 100644
--- a/source/_components/radiotherm.markdown
+++ b/source/_components/radiotherm.markdown
@@ -60,3 +60,4 @@ climate:
     - 192.168.99.137
     - 192.168.99.202
 ```
+Humidity is now available as the `current_humidity` attribute for each `climate.$HOST` entity. This only works for RadioThermostat devices that have a built in humidity sensor.