diff --git a/homeassistant/components/ecowitt/sensor.py b/homeassistant/components/ecowitt/sensor.py
index 5f2f08f2519..dccb3747c60 100644
--- a/homeassistant/components/ecowitt/sensor.py
+++ b/homeassistant/components/ecowitt/sensor.py
@@ -241,7 +241,12 @@ async def async_setup_entry(
         )
 
         # Hourly rain doesn't reset to fixed hours, it must be measurement state classes
-        if sensor.key in ("hrain_piezomm", "hrain_piezo"):
+        if sensor.key in (
+            "hrain_piezomm",
+            "hrain_piezo",
+            "hourlyrainmm",
+            "hourlyrainin",
+        ):
             description = dataclasses.replace(
                 description,
                 state_class=SensorStateClass.MEASUREMENT,