diff --git a/homeassistant/components/evohome/__init__.py b/homeassistant/components/evohome/__init__.py
index 33f7e3200e1..133851ba1ea 100644
--- a/homeassistant/components/evohome/__init__.py
+++ b/homeassistant/components/evohome/__init__.py
@@ -7,7 +7,7 @@ others.
 from __future__ import annotations
 
 from collections.abc import Awaitable
-from datetime import datetime, timedelta
+from datetime import datetime, timedelta, timezone
 from http import HTTPStatus
 import logging
 import re
@@ -452,7 +452,7 @@ class EvoBroker:
 
         self.config = client.installation_info[loc_idx][GWS][0][TCS][0]
         self.tcs: evo.ControlSystem = self._location._gateways[0]._control_systems[0]  # noqa: SLF001
-        self.tcs_utc_offset = timedelta(minutes=self._location.timeZone[UTC_OFFSET])
+        self.loc_utc_offset = timedelta(minutes=self._location.timeZone[UTC_OFFSET])
         self.temps: dict[str, float | None] = {}
 
     async def save_auth_tokens(self) -> None:
@@ -688,7 +688,8 @@ class EvoChild(EvoDevice):
         if not (schedule := self._schedule.get("DailySchedules")):
             return {}  # no scheduled setpoints when {'DailySchedules': []}
 
-        day_time = dt_util.now()
+        # get dt in the same TZ as the TCS location, so we can compare schedule times
+        day_time = dt_util.now().astimezone(timezone(self._evo_broker.loc_utc_offset))
         day_of_week = day_time.weekday()  # for evohome, 0 is Monday
         time_of_day = day_time.strftime("%H:%M:%S")
 
@@ -702,7 +703,7 @@ class EvoChild(EvoDevice):
                 else:
                     break
 
-            # Did the current SP start yesterday? Does the next start SP tomorrow?
+            # Did this setpoint start yesterday? Does the next setpoint start tomorrow?
             this_sp_day = -1 if sp_idx == -1 else 0
             next_sp_day = 1 if sp_idx + 1 == len(day["Switchpoints"]) else 0
 
@@ -719,7 +720,7 @@ class EvoChild(EvoDevice):
                 )
                 assert switchpoint_time_of_day is not None  # mypy check
                 dt_aware = _dt_evo_to_aware(
-                    switchpoint_time_of_day, self._evo_broker.tcs_utc_offset
+                    switchpoint_time_of_day, self._evo_broker.loc_utc_offset
                 )
 
                 self._setpoints[f"{key}_sp_from"] = dt_aware.isoformat()