diff --git a/homeassistant/components/climate/honeywell.py b/homeassistant/components/climate/honeywell.py
index 65e30e3cb26..4ff87aa67ab 100644
--- a/homeassistant/components/climate/honeywell.py
+++ b/homeassistant/components/climate/honeywell.py
@@ -75,7 +75,8 @@ def _setup_round(username, password, config, add_devices):
         zones = evo_api.temperatures(force_refresh=True)
         for i, zone in enumerate(zones):
             add_devices(
-                [RoundThermostat(evo_api, zone['id'], i == 0, away_temp)]
+                [RoundThermostat(evo_api, zone['id'], i == 0, away_temp)],
+                True
             )
     except socket.error:
         _LOGGER.error(
@@ -115,9 +116,9 @@ def _setup_us(username, password, config, add_devices):
 class RoundThermostat(ClimateDevice):
     """Representation of a Honeywell Round Connected thermostat."""
 
-    def __init__(self, device, zone_id, master, away_temp):
+    def __init__(self, client, zone_id, master, away_temp):
         """Initialize the thermostat."""
-        self.device = device
+        self.client = client
         self._current_temperature = None
         self._target_temperature = None
         self._name = 'round connected'
@@ -126,7 +127,6 @@ class RoundThermostat(ClimateDevice):
         self._is_dhw = False
         self._away_temp = away_temp
         self._away = False
-        self.update()
 
     @property
     def name(self):
@@ -155,12 +155,12 @@ class RoundThermostat(ClimateDevice):
         temperature = kwargs.get(ATTR_TEMPERATURE)
         if temperature is None:
             return
-        self.device.set_temperature(self._name, temperature)
+        self.client.set_temperature(self._name, temperature)
 
     @property
     def current_operation(self: ClimateDevice) -> str:
         """Get the current operation of the system."""
-        return getattr(self.device, ATTR_SYSTEM_MODE, None)
+        return getattr(self.client, ATTR_SYSTEM_MODE, None)
 
     @property
     def is_away_mode_on(self):
@@ -169,8 +169,8 @@ class RoundThermostat(ClimateDevice):
 
     def set_operation_mode(self: ClimateDevice, operation_mode: str) -> None:
         """Set the HVAC mode for the thermostat."""
-        if hasattr(self.device, ATTR_SYSTEM_MODE):
-            self.device.system_mode = operation_mode
+        if hasattr(self.client, ATTR_SYSTEM_MODE):
+            self.client.system_mode = operation_mode
 
     def turn_away_mode_on(self):
         """Turn away on.
@@ -180,19 +180,19 @@ class RoundThermostat(ClimateDevice):
         it doesn't get overwritten when away mode is switched on.
         """
         self._away = True
-        self.device.set_temperature(self._name, self._away_temp)
+        self.client.set_temperature(self._name, self._away_temp)
 
     def turn_away_mode_off(self):
         """Turn away off."""
         self._away = False
-        self.device.cancel_temp_override(self._name)
+        self.client.cancel_temp_override(self._name)
 
     def update(self):
         """Get the latest date."""
         try:
             # Only refresh if this is the "master" device,
             # others will pick up the cache
-            for val in self.device.temperatures(force_refresh=self._master):
+            for val in self.client.temperatures(force_refresh=self._master):
                 if val['id'] == self._id:
                     data = val
 
@@ -210,6 +210,12 @@ class RoundThermostat(ClimateDevice):
             self._name = data['name']
             self._is_dhw = False
 
+            # The underlying library doesn't expose the thermostat's mode
+            # but we can pull it out of the big dictionary of information.
+            device = self.client.devices[self._id]
+            self.client.system_mode = device[
+                'thermostat']['changeableValues']['mode']
+
 
 class HoneywellUSThermostat(ClimateDevice):
     """Representation of a Honeywell US Thermostat."""
diff --git a/tests/components/climate/test_honeywell.py b/tests/components/climate/test_honeywell.py
index 3fcb6a1575c..b12c0c38f3a 100644
--- a/tests/components/climate/test_honeywell.py
+++ b/tests/components/climate/test_honeywell.py
@@ -275,8 +275,10 @@ class TestHoneywellRound(unittest.TestCase):
         self.device.temperatures.side_effect = fake_temperatures
         self.round1 = honeywell.RoundThermostat(self.device, '1',
                                                 True, 16)
+        self.round1.update()
         self.round2 = honeywell.RoundThermostat(self.device, '2',
                                                 False, 17)
+        self.round2.update()
 
     def test_attributes(self):
         """Test the attributes."""