diff --git a/homeassistant/components/homekit/type_covers.py b/homeassistant/components/homekit/type_covers.py
index 807941c7a6d..d77ea22dc96 100644
--- a/homeassistant/components/homekit/type_covers.py
+++ b/homeassistant/components/homekit/type_covers.py
@@ -119,7 +119,8 @@ class WindowCovering(HomeAccessory):
     def update_state(self, new_state):
         """Update cover position after state changed."""
         current_position = new_state.attributes.get(ATTR_CURRENT_POSITION)
-        if isinstance(current_position, int):
+        if isinstance(current_position, (float, int)):
+            current_position = int(current_position)
             self.char_current_position.set_value(current_position)
             if (
                 self._homekit_target is None
diff --git a/tests/components/homekit/test_type_covers.py b/tests/components/homekit/test_type_covers.py
index fb73c132e30..87d4fbdcc2b 100644
--- a/tests/components/homekit/test_type_covers.py
+++ b/tests/components/homekit/test_type_covers.py
@@ -151,6 +151,12 @@ async def test_window_set_cover_position(hass, hk_driver, cls, events):
     assert acc.char_target_position.value == 60
     assert acc.char_position_state.value == 1
 
+    hass.states.async_set(entity_id, STATE_OPENING, {ATTR_CURRENT_POSITION: 70.0})
+    await hass.async_block_till_done()
+    assert acc.char_current_position.value == 70
+    assert acc.char_target_position.value == 70
+    assert acc.char_position_state.value == 1
+
     hass.states.async_set(entity_id, STATE_CLOSING, {ATTR_CURRENT_POSITION: 50})
     await hass.async_block_till_done()
     assert acc.char_current_position.value == 50