diff --git a/system/sensord/tests/test_sensord.py b/system/sensord/tests/test_sensord.py
index 20214e12f..9a66678ec 100644
--- a/system/sensord/tests/test_sensord.py
+++ b/system/sensord/tests/test_sensord.py
@@ -30,16 +30,16 @@ SENSOR_CONFIGURATIONS: list[set] = {
 }.get(HARDWARE.get_device_type(), [])
 
 Sensor = log.SensorEventData.SensorSource
-SensorConfig = namedtuple('SensorConfig', ['type', 'sanity_min', 'sanity_max'])
+SensorConfig = namedtuple('SensorConfig', ['type', 'sanity_min', 'sanity_max', 'std_max'])
 ALL_SENSORS = {
   Sensor.lsm6ds3trc: {
-    SensorConfig("acceleration", 5, 15),
-    SensorConfig("gyroUncalibrated", 0, .2),
-    SensorConfig("temperature", 10, 40),  # set for max range of our office
+    SensorConfig("acceleration", 5, 15, 5),
+    SensorConfig("gyroUncalibrated", 0, .15, 0.5),
+    SensorConfig("temperature", 10, 40, 0.5),  # set for max range of our office
   },
 
   Sensor.mmc5603nj: {
-    SensorConfig("magneticUncalibrated", 0, 300),
+    SensorConfig("magneticUncalibrated", 0, 300, 10),
   }
 }
 ALL_SENSORS[Sensor.lsm6ds3] = ALL_SENSORS[Sensor.lsm6ds3trc]
@@ -198,9 +198,16 @@ class TestSensord:
           continue
 
         key = (sensor, s.type)
-        mean_norm = np.mean(np.linalg.norm(sensor_values[key], axis=1))
-        err_msg = f"Sensor '{sensor} {s.type}' failed sanity checks {mean_norm} is not between {s.sanity_min} and {s.sanity_max}"
-        assert s.sanity_min <= mean_norm <= s.sanity_max, err_msg
+        if s.type == 'temperature':
+          measurement_stat = np.mean(sensor_values[key])
+        else:
+          measurement_stat = np.mean(np.linalg.norm(sensor_values[key], axis=1))
+        err_msg = f"Sensor '{sensor} {s.type}' failed sanity checks {measurement_stat} is not between {s.sanity_min} and {s.sanity_max}"
+        assert s.sanity_min <= measurement_stat <= s.sanity_max, err_msg
+
+        std_dev = np.std(sensor_values[key], axis=0)
+        err_msg = f"Sensor '{sensor} {s.type}' failed std dev test {std_dev} is not under {s.std_max}"
+        assert np.all(std_dev <= s.std_max), err_msg
 
   def test_sensor_verify_no_interrupts_after_stop(self):
     managed_processes["sensord"].start()
@@ -222,4 +229,3 @@ class TestSensord:
     time.sleep(1)
     state_two = get_irq_count(self.sensord_irq)
     assert state_one == state_two, "Interrupts received after sensord stop!"
-