diff --git a/homeassistant/components/canary/sensor.py b/homeassistant/components/canary/sensor.py
index 5c92f0089f2..acb885055a3 100644
--- a/homeassistant/components/canary/sensor.py
+++ b/homeassistant/components/canary/sensor.py
@@ -113,7 +113,6 @@ class CanarySensor(CoordinatorEntity, SensorEntity):
             canary_sensor_type = SensorType.BATTERY
 
         self._canary_type = canary_sensor_type
-        self._attr_state = self.reading
         self._attr_unique_id = f"{device.device_id}_{sensor_type[0]}"
         self._attr_device_info = {
             "identifiers": {(DOMAIN, str(device.device_id))},
@@ -144,6 +143,11 @@ class CanarySensor(CoordinatorEntity, SensorEntity):
 
         return None
 
+    @property
+    def state(self) -> float | None:
+        """Return the state of the sensor."""
+        return self.reading
+
     @property
     def extra_state_attributes(self) -> dict[str, str] | None:
         """Return the state attributes."""
diff --git a/tests/components/canary/test_sensor.py b/tests/components/canary/test_sensor.py
index 6419f81a62e..67d4a724584 100644
--- a/tests/components/canary/test_sensor.py
+++ b/tests/components/canary/test_sensor.py
@@ -118,9 +118,10 @@ async def test_sensors_attributes_pro(hass, canary) -> None:
         await hass.async_block_till_done()
 
     entity_id = "sensor.home_dining_room_air_quality"
-    state = hass.states.get(entity_id)
-    assert state
-    assert state.attributes[ATTR_AIR_QUALITY] == STATE_AIR_QUALITY_ABNORMAL
+    state1 = hass.states.get(entity_id)
+    assert state1
+    assert state1.state == "0.59"
+    assert state1.attributes[ATTR_AIR_QUALITY] == STATE_AIR_QUALITY_ABNORMAL
 
     instance.get_latest_readings.return_value = [
         mock_reading("temperature", "21.12"),
@@ -133,9 +134,10 @@ async def test_sensors_attributes_pro(hass, canary) -> None:
     await hass.helpers.entity_component.async_update_entity(entity_id)
     await hass.async_block_till_done()
 
-    state = hass.states.get(entity_id)
-    assert state
-    assert state.attributes[ATTR_AIR_QUALITY] == STATE_AIR_QUALITY_VERY_ABNORMAL
+    state2 = hass.states.get(entity_id)
+    assert state2
+    assert state2.state == "0.4"
+    assert state2.attributes[ATTR_AIR_QUALITY] == STATE_AIR_QUALITY_VERY_ABNORMAL
 
     instance.get_latest_readings.return_value = [
         mock_reading("temperature", "21.12"),
@@ -148,9 +150,10 @@ async def test_sensors_attributes_pro(hass, canary) -> None:
     await hass.helpers.entity_component.async_update_entity(entity_id)
     await hass.async_block_till_done()
 
-    state = hass.states.get(entity_id)
-    assert state
-    assert state.attributes[ATTR_AIR_QUALITY] == STATE_AIR_QUALITY_NORMAL
+    state3 = hass.states.get(entity_id)
+    assert state3
+    assert state3.state == "1.0"
+    assert state3.attributes[ATTR_AIR_QUALITY] == STATE_AIR_QUALITY_NORMAL
 
 
 async def test_sensors_flex(hass, canary) -> None: