diff --git a/ironic/conductor/manager.py b/ironic/conductor/manager.py
index 0f8c37f5ce..b44165fb63 100644
--- a/ironic/conductor/manager.py
+++ b/ironic/conductor/manager.py
@@ -2188,6 +2188,13 @@ class ConductorManager(base_manager.BaseConductorManager):
                                           purpose=lock_purpose) as task:
                     if not getattr(task.driver, 'management', None):
                         continue
+
+                    if task.node.maintenance:
+                        LOG.debug('Skipping sending sensors data for node '
+                                  '%s as it is in maintenance mode',
+                                  task.node.uuid)
+                        continue
+
                     task.driver.management.validate(task)
                     sensors_data = task.driver.management.get_sensors_data(
                         task)
diff --git a/ironic/tests/unit/conductor/test_manager.py b/ironic/tests/unit/conductor/test_manager.py
index a19b62bd34..9dc72d1a36 100644
--- a/ironic/tests/unit/conductor/test_manager.py
+++ b/ironic/tests/unit/conductor/test_manager.py
@@ -3601,7 +3601,9 @@ class UpdatePortTestCase(mgr_utils.ServiceSetUpMixin, db_base.DbTestCase):
         self._start_service()
         CONF.set_override('send_sensor_data', True, group='conductor')
 
-        acquire_mock.return_value.__enter__.return_value.driver = self.driver
+        task = acquire_mock.return_value.__enter__.return_value
+        task.driver = self.driver
+        task.node.maintenance = False
         with mock.patch.object(self.driver.management,
                                'get_sensors_data') as get_sensors_data_mock:
             with mock.patch.object(self.driver.management,
@@ -3632,7 +3634,9 @@ class UpdatePortTestCase(mgr_utils.ServiceSetUpMixin, db_base.DbTestCase):
         self._start_service()
 
         self.driver.management = None
-        acquire_mock.return_value.__enter__.return_value.driver = self.driver
+        task = acquire_mock.return_value.__enter__.return_value
+        task.driver = self.driver
+        task.node.maintenance = False
 
         with mock.patch.object(fake.FakeManagement, 'get_sensors_data',
                                autospec=True) as get_sensors_data_mock:
@@ -3644,6 +3648,27 @@ class UpdatePortTestCase(mgr_utils.ServiceSetUpMixin, db_base.DbTestCase):
         self.assertFalse(get_sensors_data_mock.called)
         self.assertFalse(validate_mock.called)
 
+    @mock.patch.object(manager.LOG, 'debug', autospec=True)
+    @mock.patch.object(task_manager, 'acquire', autospec=True)
+    def test_send_sensor_task_maintenance(self, acquire_mock, debug_log):
+        nodes = queue.Queue()
+        nodes.put_nowait(('fake_uuid', 'fake', None))
+        self._start_service()
+        CONF.set_override('send_sensor_data', True, group='conductor')
+
+        task = acquire_mock.return_value.__enter__.return_value
+        task.driver = self.driver
+        task.node.maintenance = True
+        with mock.patch.object(self.driver.management,
+                               'get_sensors_data') as get_sensors_data_mock:
+            with mock.patch.object(self.driver.management,
+                                   'validate') as validate_mock:
+                self.service._sensors_nodes_task(self.context, nodes)
+                self.assertTrue(acquire_mock.called)
+                self.assertFalse(validate_mock.called)
+                self.assertFalse(get_sensors_data_mock.called)
+                self.assertTrue(debug_log.called)
+
     @mock.patch.object(manager.ConductorManager, '_spawn_worker')
     @mock.patch.object(manager.ConductorManager, '_mapped_to_this_conductor')
     @mock.patch.object(dbapi.IMPL, 'get_nodeinfo_list')
diff --git a/releasenotes/notes/no-sensors-in-maintenance-7a0ecf418336d105.yaml b/releasenotes/notes/no-sensors-in-maintenance-7a0ecf418336d105.yaml
new file mode 100644
index 0000000000..a2b55b2b93
--- /dev/null
+++ b/releasenotes/notes/no-sensors-in-maintenance-7a0ecf418336d105.yaml
@@ -0,0 +1,4 @@
+---
+fixes:
+  - No longer tries to collect or report sensors data for nodes in maintenance
+    mode. See `bug 1652741 <https://bugs.launchpad.net/bugs/1652741>`_.