diff --git a/homeassistant/components/knx/expose.py b/homeassistant/components/knx/expose.py
index 6585b848d8a..461e6f25879 100644
--- a/homeassistant/components/knx/expose.py
+++ b/homeassistant/components/knx/expose.py
@@ -30,6 +30,7 @@ from homeassistant.exceptions import TemplateError
 from homeassistant.helpers.event import async_track_state_change_event
 from homeassistant.helpers.template import Template
 from homeassistant.helpers.typing import ConfigType, StateType
+from homeassistant.util import dt as dt_util
 
 from .const import CONF_RESPOND_TO_READ, KNX_ADDRESS
 from .schema import ExposeSchema
@@ -217,7 +218,7 @@ class KNXExposeTime:
         self.device = xknx_device_cls(
             self.xknx,
             name=expose_type.capitalize(),
-            localtime=True,
+            localtime=dt_util.get_default_time_zone(),
             group_address=config[KNX_ADDRESS],
         )
 
diff --git a/tests/components/knx/test_expose.py b/tests/components/knx/test_expose.py
index 0fd790a3e33..f7a3f4e94f2 100644
--- a/tests/components/knx/test_expose.py
+++ b/tests/components/knx/test_expose.py
@@ -348,19 +348,20 @@ async def test_expose_conversion_exception(
     )
 
 
-@freeze_time("2022-1-7 9:13:14")
+@freeze_time("2022-1-7 9:13:14")  # UTC -> +1h = Vienna in winter (9 -> 0xA)
 @pytest.mark.parametrize(
     ("time_type", "raw"),
     [
-        ("time", (0xA9, 0x0D, 0x0E)),  # localtime includes day of week
+        ("time", (0xAA, 0x0D, 0x0E)),  # localtime includes day of week
         ("date", (0x07, 0x01, 0x16)),
-        ("datetime", (0x7A, 0x1, 0x7, 0xA9, 0xD, 0xE, 0x20, 0xC0)),
+        ("datetime", (0x7A, 0x1, 0x7, 0xAA, 0xD, 0xE, 0x20, 0xC0)),
     ],
 )
 async def test_expose_with_date(
     hass: HomeAssistant, knx: KNXTestKit, time_type: str, raw: tuple[int, ...]
 ) -> None:
     """Test an expose with a date."""
+    await hass.config.async_set_time_zone("Europe/Vienna")
     await knx.setup_integration(
         {
             CONF_KNX_EXPOSE: {