diff --git a/esphome/components/pvvx_mithermometer/sensor.py b/esphome/components/pvvx_mithermometer/sensor.py
index d6c2d68b8c..b17878f01b 100644
--- a/esphome/components/pvvx_mithermometer/sensor.py
+++ b/esphome/components/pvvx_mithermometer/sensor.py
@@ -12,6 +12,7 @@ from esphome.const import (
     DEVICE_CLASS_HUMIDITY,
     DEVICE_CLASS_TEMPERATURE,
     DEVICE_CLASS_VOLTAGE,
+    STATE_CLASS_MEASUREMENT,
     UNIT_CELSIUS,
     UNIT_PERCENT,
     UNIT_VOLT,
@@ -35,21 +36,25 @@ CONFIG_SCHEMA = (
                 unit_of_measurement=UNIT_CELSIUS,
                 accuracy_decimals=2,
                 device_class=DEVICE_CLASS_TEMPERATURE,
+                state_class=STATE_CLASS_MEASUREMENT,
             ),
             cv.Optional(CONF_HUMIDITY): sensor.sensor_schema(
                 unit_of_measurement=UNIT_PERCENT,
                 accuracy_decimals=2,
                 device_class=DEVICE_CLASS_HUMIDITY,
+                state_class=STATE_CLASS_MEASUREMENT,
             ),
             cv.Optional(CONF_BATTERY_LEVEL): sensor.sensor_schema(
                 unit_of_measurement=UNIT_PERCENT,
                 accuracy_decimals=0,
                 device_class=DEVICE_CLASS_BATTERY,
+                state_class=STATE_CLASS_MEASUREMENT,
             ),
             cv.Optional(CONF_BATTERY_VOLTAGE): sensor.sensor_schema(
                 unit_of_measurement=UNIT_VOLT,
                 accuracy_decimals=3,
                 device_class=DEVICE_CLASS_VOLTAGE,
+                state_class=STATE_CLASS_MEASUREMENT,
             ),
         }
     )