diff --git a/homeassistant/components/smartthings/sensor.py b/homeassistant/components/smartthings/sensor.py
index e5fe6ef1fd6..6c8c78b4d32 100644
--- a/homeassistant/components/smartthings/sensor.py
+++ b/homeassistant/components/smartthings/sensor.py
@@ -26,6 +26,7 @@ from homeassistant.const import (
     UnitOfEnergy,
     UnitOfMass,
     UnitOfPower,
+    UnitOfPressure,
     UnitOfTemperature,
     UnitOfVolume,
 )
@@ -200,6 +201,15 @@ CAPABILITY_TO_SENSORS: dict[
             )
         ]
     },
+    Capability.ATMOSPHERIC_PRESSURE_MEASUREMENT: {
+        Attribute.ATMOSPHERIC_PRESSURE: [
+            SmartThingsSensorEntityDescription(
+                key=Attribute.ATMOSPHERIC_PRESSURE,
+                device_class=SensorDeviceClass.ATMOSPHERIC_PRESSURE,
+                state_class=SensorStateClass.MEASUREMENT,
+            )
+        ]
+    },
     Capability.AUDIO_VOLUME: {
         Attribute.VOLUME: [
             SmartThingsSensorEntityDescription(
@@ -1071,6 +1081,7 @@ UNITS = {
     "lux": LIGHT_LUX,
     "mG": None,
     "μg/m^3": CONCENTRATION_MICROGRAMS_PER_CUBIC_METER,
+    "kPa": UnitOfPressure.KPA,
 }
 
 
diff --git a/tests/components/smartthings/conftest.py b/tests/components/smartthings/conftest.py
index 7a2945d4c02..ab6c6031d5e 100644
--- a/tests/components/smartthings/conftest.py
+++ b/tests/components/smartthings/conftest.py
@@ -160,6 +160,7 @@ def mock_smartthings() -> Generator[AsyncMock]:
         "aux_ac",
         "hw_q80r_soundbar",
         "gas_meter",
+        "lumi",
     ]
 )
 def device_fixture(
diff --git a/tests/components/smartthings/fixtures/device_status/lumi.json b/tests/components/smartthings/fixtures/device_status/lumi.json
new file mode 100644
index 00000000000..dc01671f4d9
--- /dev/null
+++ b/tests/components/smartthings/fixtures/device_status/lumi.json
@@ -0,0 +1,56 @@
+{
+  "components": {
+    "main": {
+      "configuration": {},
+      "relativeHumidityMeasurement": {
+        "humidity": {
+          "value": 27.24,
+          "unit": "%",
+          "timestamp": "2025-05-11T23:31:11.979Z"
+        }
+      },
+      "temperatureMeasurement": {
+        "temperatureRange": {
+          "value": {
+            "minimum": -58.0,
+            "maximum": 482.0
+          },
+          "unit": "F",
+          "timestamp": "2025-05-07T14:34:47.868Z"
+        },
+        "temperature": {
+          "value": 76.0,
+          "unit": "F",
+          "timestamp": "2025-05-11T23:31:11.904Z"
+        }
+      },
+      "atmosphericPressureMeasurement": {
+        "atmosphericPressure": {
+          "value": 100,
+          "unit": "kPa",
+          "timestamp": "2025-05-11T23:31:11.979Z"
+        }
+      },
+      "battery": {
+        "quantity": {
+          "value": null
+        },
+        "battery": {
+          "value": 100,
+          "unit": "%",
+          "timestamp": "2025-05-11T23:11:16.463Z"
+        },
+        "type": {
+          "value": null
+        }
+      },
+      "legendabsolute60149.atmosPressure": {
+        "atmosPressure": {
+          "value": 1004,
+          "unit": "mBar",
+          "timestamp": "2025-05-11T23:31:11.979Z"
+        }
+      }
+    }
+  }
+}
diff --git a/tests/components/smartthings/fixtures/devices/lumi.json b/tests/components/smartthings/fixtures/devices/lumi.json
new file mode 100644
index 00000000000..2a5b90adfa1
--- /dev/null
+++ b/tests/components/smartthings/fixtures/devices/lumi.json
@@ -0,0 +1,75 @@
+{
+  "items": [
+    {
+      "deviceId": "692ea4e9-2022-4ed8-8a57-1b884a59cc38",
+      "name": "temp-humid-press-therm-battery-05",
+      "label": "Outdoor Temp",
+      "manufacturerName": "SmartThingsCommunity",
+      "presentationId": "cea6ca21-a702-3c43-8fe5-a7872c7a963f",
+      "deviceManufacturerCode": "LUMI",
+      "locationId": "96fe7a00-c7f6-440a-940e-77aa81a9af4b",
+      "ownerId": "eabfbf0b-ba3f-40f5-8dcb-8aaba788f8e3",
+      "roomId": "1eca2d6d-d15d-4f0e-9e32-8709acb9b3fe",
+      "components": [
+        {
+          "id": "main",
+          "label": "main",
+          "capabilities": [
+            {
+              "id": "temperatureMeasurement",
+              "version": 1
+            },
+            {
+              "id": "atmosphericPressureMeasurement",
+              "version": 1
+            },
+            {
+              "id": "legendabsolute60149.atmosPressure",
+              "version": 1
+            },
+            {
+              "id": "relativeHumidityMeasurement",
+              "version": 1
+            },
+            {
+              "id": "configuration",
+              "version": 1
+            },
+            {
+              "id": "battery",
+              "version": 1
+            }
+          ],
+          "categories": [
+            {
+              "name": "Thermostat",
+              "categoryType": "manufacturer"
+            }
+          ],
+          "optional": false
+        }
+      ],
+      "createTime": "2024-06-12T21:27:55.959Z",
+      "parentDeviceId": "61f28b8c-b975-415a-9197-fbc4e441e77a",
+      "profile": {
+        "id": "fa7886ec-6139-3357-8f4a-07a66491c173"
+      },
+      "zigbee": {
+        "eui": "00158D000967924A",
+        "networkId": "4B01",
+        "driverId": "c09c02d7-d05d-4bf4-831b-207a1adeae2f",
+        "executingLocally": true,
+        "hubId": "61f28b8c-b975-415a-9197-fbc4e441e77a",
+        "provisioningState": "NONFUNCTIONAL",
+        "fingerprintType": "ZIGBEE_MANUFACTURER",
+        "fingerprintId": "lumi.weather"
+      },
+      "type": "ZIGBEE",
+      "restrictionTier": 0,
+      "allowed": null,
+      "executionContext": "LOCAL",
+      "relationships": []
+    }
+  ],
+  "_links": {}
+}
diff --git a/tests/components/smartthings/snapshots/test_init.ambr b/tests/components/smartthings/snapshots/test_init.ambr
index e96615f3120..58b89099b11 100644
--- a/tests/components/smartthings/snapshots/test_init.ambr
+++ b/tests/components/smartthings/snapshots/test_init.ambr
@@ -1685,6 +1685,39 @@
     'via_device_id': None,
   })
 # ---
+# name: test_devices[lumi]
+  DeviceRegistryEntrySnapshot({
+    'area_id': None,
+    'config_entries': <ANY>,
+    'config_entries_subentries': <ANY>,
+    'configuration_url': 'https://account.smartthings.com',
+    'connections': set({
+    }),
+    'disabled_by': None,
+    'entry_type': None,
+    'hw_version': None,
+    'id': <ANY>,
+    'identifiers': set({
+      tuple(
+        'smartthings',
+        '692ea4e9-2022-4ed8-8a57-1b884a59cc38',
+      ),
+    }),
+    'is_new': False,
+    'labels': set({
+    }),
+    'manufacturer': None,
+    'model': None,
+    'model_id': None,
+    'name': 'Outdoor Temp',
+    'name_by_user': None,
+    'primary_config_entry': <ANY>,
+    'serial_number': None,
+    'suggested_area': None,
+    'sw_version': None,
+    'via_device_id': None,
+  })
+# ---
 # name: test_devices[multipurpose_sensor]
   DeviceRegistryEntrySnapshot({
     'area_id': 'theater',
diff --git a/tests/components/smartthings/snapshots/test_sensor.ambr b/tests/components/smartthings/snapshots/test_sensor.ambr
index 26805a83799..2884ded50af 100644
--- a/tests/components/smartthings/snapshots/test_sensor.ambr
+++ b/tests/components/smartthings/snapshots/test_sensor.ambr
@@ -10877,6 +10877,214 @@
     'state': '37',
   })
 # ---
+# name: test_all_entities[lumi][sensor.outdoor_temp_atmospheric_pressure-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': set({
+    }),
+    'area_id': None,
+    'capabilities': dict({
+      'state_class': <SensorStateClass.MEASUREMENT: 'measurement'>,
+    }),
+    'config_entry_id': <ANY>,
+    'config_subentry_id': <ANY>,
+    'device_class': None,
+    'device_id': <ANY>,
+    'disabled_by': None,
+    'domain': 'sensor',
+    'entity_category': None,
+    'entity_id': 'sensor.outdoor_temp_atmospheric_pressure',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'options': dict({
+      'sensor.private': dict({
+        'suggested_unit_of_measurement': <UnitOfPressure.HPA: 'hPa'>,
+      }),
+    }),
+    'original_device_class': <SensorDeviceClass.ATMOSPHERIC_PRESSURE: 'atmospheric_pressure'>,
+    'original_icon': None,
+    'original_name': 'Atmospheric pressure',
+    'platform': 'smartthings',
+    'previous_unique_id': None,
+    'supported_features': 0,
+    'translation_key': None,
+    'unique_id': '692ea4e9-2022-4ed8-8a57-1b884a59cc38_main_atmosphericPressureMeasurement_atmosphericPressure_atmosphericPressure',
+    'unit_of_measurement': <UnitOfPressure.HPA: 'hPa'>,
+  })
+# ---
+# name: test_all_entities[lumi][sensor.outdoor_temp_atmospheric_pressure-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      'device_class': 'atmospheric_pressure',
+      'friendly_name': 'Outdoor Temp Atmospheric pressure',
+      'state_class': <SensorStateClass.MEASUREMENT: 'measurement'>,
+      'unit_of_measurement': <UnitOfPressure.HPA: 'hPa'>,
+    }),
+    'context': <ANY>,
+    'entity_id': 'sensor.outdoor_temp_atmospheric_pressure',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': '1000',
+  })
+# ---
+# name: test_all_entities[lumi][sensor.outdoor_temp_battery-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': set({
+    }),
+    'area_id': None,
+    'capabilities': None,
+    'config_entry_id': <ANY>,
+    'config_subentry_id': <ANY>,
+    'device_class': None,
+    'device_id': <ANY>,
+    'disabled_by': None,
+    'domain': 'sensor',
+    'entity_category': <EntityCategory.DIAGNOSTIC: 'diagnostic'>,
+    'entity_id': 'sensor.outdoor_temp_battery',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'options': dict({
+    }),
+    'original_device_class': <SensorDeviceClass.BATTERY: 'battery'>,
+    'original_icon': None,
+    'original_name': 'Battery',
+    'platform': 'smartthings',
+    'previous_unique_id': None,
+    'supported_features': 0,
+    'translation_key': None,
+    'unique_id': '692ea4e9-2022-4ed8-8a57-1b884a59cc38_main_battery_battery_battery',
+    'unit_of_measurement': '%',
+  })
+# ---
+# name: test_all_entities[lumi][sensor.outdoor_temp_battery-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      'device_class': 'battery',
+      'friendly_name': 'Outdoor Temp Battery',
+      'unit_of_measurement': '%',
+    }),
+    'context': <ANY>,
+    'entity_id': 'sensor.outdoor_temp_battery',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': '100',
+  })
+# ---
+# name: test_all_entities[lumi][sensor.outdoor_temp_humidity-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': set({
+    }),
+    'area_id': None,
+    'capabilities': dict({
+      'state_class': <SensorStateClass.MEASUREMENT: 'measurement'>,
+    }),
+    'config_entry_id': <ANY>,
+    'config_subentry_id': <ANY>,
+    'device_class': None,
+    'device_id': <ANY>,
+    'disabled_by': None,
+    'domain': 'sensor',
+    'entity_category': None,
+    'entity_id': 'sensor.outdoor_temp_humidity',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'options': dict({
+    }),
+    'original_device_class': <SensorDeviceClass.HUMIDITY: 'humidity'>,
+    'original_icon': None,
+    'original_name': 'Humidity',
+    'platform': 'smartthings',
+    'previous_unique_id': None,
+    'supported_features': 0,
+    'translation_key': None,
+    'unique_id': '692ea4e9-2022-4ed8-8a57-1b884a59cc38_main_relativeHumidityMeasurement_humidity_humidity',
+    'unit_of_measurement': '%',
+  })
+# ---
+# name: test_all_entities[lumi][sensor.outdoor_temp_humidity-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      'device_class': 'humidity',
+      'friendly_name': 'Outdoor Temp Humidity',
+      'state_class': <SensorStateClass.MEASUREMENT: 'measurement'>,
+      'unit_of_measurement': '%',
+    }),
+    'context': <ANY>,
+    'entity_id': 'sensor.outdoor_temp_humidity',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': '27.24',
+  })
+# ---
+# name: test_all_entities[lumi][sensor.outdoor_temp_temperature-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': set({
+    }),
+    'area_id': None,
+    'capabilities': dict({
+      'state_class': <SensorStateClass.MEASUREMENT: 'measurement'>,
+    }),
+    'config_entry_id': <ANY>,
+    'config_subentry_id': <ANY>,
+    'device_class': None,
+    'device_id': <ANY>,
+    'disabled_by': None,
+    'domain': 'sensor',
+    'entity_category': None,
+    'entity_id': 'sensor.outdoor_temp_temperature',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'options': dict({
+    }),
+    'original_device_class': <SensorDeviceClass.TEMPERATURE: 'temperature'>,
+    'original_icon': None,
+    'original_name': 'Temperature',
+    'platform': 'smartthings',
+    'previous_unique_id': None,
+    'supported_features': 0,
+    'translation_key': None,
+    'unique_id': '692ea4e9-2022-4ed8-8a57-1b884a59cc38_main_temperatureMeasurement_temperature_temperature',
+    'unit_of_measurement': <UnitOfTemperature.CELSIUS: '°C'>,
+  })
+# ---
+# name: test_all_entities[lumi][sensor.outdoor_temp_temperature-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      'device_class': 'temperature',
+      'friendly_name': 'Outdoor Temp Temperature',
+      'state_class': <SensorStateClass.MEASUREMENT: 'measurement'>,
+      'unit_of_measurement': <UnitOfTemperature.CELSIUS: '°C'>,
+    }),
+    'context': <ANY>,
+    'entity_id': 'sensor.outdoor_temp_temperature',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': '24.4',
+  })
+# ---
 # name: test_all_entities[multipurpose_sensor][sensor.deck_door_battery-entry]
   EntityRegistryEntrySnapshot({
     'aliases': set({