diff --git a/homeassistant/components/airzone_cloud/binary_sensor.py b/homeassistant/components/airzone_cloud/binary_sensor.py
index f22515155f1..3d6f6b42901 100644
--- a/homeassistant/components/airzone_cloud/binary_sensor.py
+++ b/homeassistant/components/airzone_cloud/binary_sensor.py
@@ -161,6 +161,11 @@ class AirzoneBinarySensor(AirzoneEntity, BinarySensorEntity):
 
     entity_description: AirzoneBinarySensorEntityDescription
 
+    @property
+    def available(self) -> bool:
+        """Return Airzone Cloud binary sensor availability."""
+        return super().available and self.is_on is not None
+
     @callback
     def _handle_coordinator_update(self) -> None:
         """Update attributes when the coordinator updates."""
diff --git a/homeassistant/components/airzone_cloud/sensor.py b/homeassistant/components/airzone_cloud/sensor.py
index a3a456edd03..9f0ee01aca2 100644
--- a/homeassistant/components/airzone_cloud/sensor.py
+++ b/homeassistant/components/airzone_cloud/sensor.py
@@ -189,6 +189,11 @@ async def async_setup_entry(
 class AirzoneSensor(AirzoneEntity, SensorEntity):
     """Define an Airzone Cloud sensor."""
 
+    @property
+    def available(self) -> bool:
+        """Return Airzone Cloud sensor availability."""
+        return super().available and self.native_value is not None
+
     @callback
     def _handle_coordinator_update(self) -> None:
         """Update attributes when the coordinator updates."""