diff --git a/homeassistant/components/homekit_controller/climate.py b/homeassistant/components/homekit_controller/climate.py
index a2c9c2540ac..2c251d41fb3 100644
--- a/homeassistant/components/homekit_controller/climate.py
+++ b/homeassistant/components/homekit_controller/climate.py
@@ -36,7 +36,7 @@ from homeassistant.components.climate.const import (
     SWING_OFF,
     SWING_VERTICAL,
 )
-from homeassistant.const import ATTR_TEMPERATURE, PRECISION_TENTHS, TEMP_CELSIUS
+from homeassistant.const import ATTR_TEMPERATURE, TEMP_CELSIUS
 from homeassistant.core import callback
 
 from . import KNOWN_DEVICES, HomeKitEntity
@@ -323,11 +323,6 @@ class HomeKitHeaterCoolerEntity(HomeKitEntity, ClimateEntity):
         """Return the unit of measurement."""
         return TEMP_CELSIUS
 
-    @property
-    def precision(self):
-        """Return the precision of the system."""
-        return PRECISION_TENTHS
-
 
 class HomeKitClimateEntity(HomeKitEntity, ClimateEntity):
     """Representation of a Homekit climate device."""
@@ -541,11 +536,6 @@ class HomeKitClimateEntity(HomeKitEntity, ClimateEntity):
         """Return the unit of measurement."""
         return TEMP_CELSIUS
 
-    @property
-    def precision(self):
-        """Return the precision of the system."""
-        return PRECISION_TENTHS
-
 
 ENTITY_TYPES = {
     ServicesTypes.HEATER_COOLER: HomeKitHeaterCoolerEntity,
diff --git a/tests/components/homekit_controller/test_climate.py b/tests/components/homekit_controller/test_climate.py
index bc9fdaa1013..52671703cca 100644
--- a/tests/components/homekit_controller/test_climate.py
+++ b/tests/components/homekit_controller/test_climate.py
@@ -1,6 +1,4 @@
 """Basic checks for HomeKitclimate."""
-from unittest.mock import patch
-
 from aiohomekit.model.characteristics import (
     ActivationStateValues,
     CharacteristicsTypes,
@@ -21,7 +19,6 @@ from homeassistant.components.climate.const import (
     SERVICE_SET_SWING_MODE,
     SERVICE_SET_TEMPERATURE,
 )
-from homeassistant.const import TEMP_FAHRENHEIT
 
 from tests.components.homekit_controller.common import setup_test_component
 
@@ -448,11 +445,6 @@ async def test_climate_read_thermostat_state(hass, utcnow):
     state = await helper.poll_and_get_state()
     assert state.state == HVAC_MODE_HEAT_COOL
 
-    # Ensure converted Fahrenheit precision is reported in tenths
-    with patch.object(hass.config.units, "temperature_unit", TEMP_FAHRENHEIT):
-        state = await helper.poll_and_get_state()
-        assert state.attributes["current_temperature"] == 69.8
-
 
 async def test_hvac_mode_vs_hvac_action(hass, utcnow):
     """Check that we haven't conflated hvac_mode and hvac_action."""