diff --git a/homeassistant/components/rainmachine/__init__.py b/homeassistant/components/rainmachine/__init__.py
index 8cc3b3d5e80..a0b11653272 100644
--- a/homeassistant/components/rainmachine/__init__.py
+++ b/homeassistant/components/rainmachine/__init__.py
@@ -20,6 +20,7 @@ from homeassistant.const import (
     CONF_PASSWORD,
     CONF_PORT,
     CONF_SSL,
+    CONF_UNIT_OF_MEASUREMENT,
     Platform,
 )
 from homeassistant.core import HomeAssistant, ServiceCall, callback
@@ -79,9 +80,19 @@ CONF_SECONDS = "seconds"
 CONF_SOLARRAD = "solarrad"
 CONF_TEMPERATURE = "temperature"
 CONF_TIMESTAMP = "timestamp"
+CONF_UNITS = "units"
+CONF_VALUE = "value"
 CONF_WEATHER = "weather"
 CONF_WIND = "wind"
 
+# Config Validator for Flow Meter Data
+CV_FLOW_METER_VALID_UNITS = {
+    "clicks",
+    "gal",
+    "litre",
+    "m3",
+}
+
 # Config Validators for Weather Service Data
 CV_WX_DATA_VALID_PERCENTAGE = vol.All(vol.Coerce(int), vol.Range(min=0, max=100))
 CV_WX_DATA_VALID_TEMP_RANGE = vol.All(vol.Coerce(float), vol.Range(min=-40.0, max=40.0))
@@ -91,6 +102,7 @@ CV_WX_DATA_VALID_PRESSURE = vol.All(vol.Coerce(float), vol.Range(min=60.0, max=1
 CV_WX_DATA_VALID_SOLARRAD = vol.All(vol.Coerce(float), vol.Range(min=0.0, max=5.0))
 
 SERVICE_NAME_PAUSE_WATERING = "pause_watering"
+SERVICE_NAME_PUSH_FLOW_METER_DATA = "push_flow_meter_data"
 SERVICE_NAME_PUSH_WEATHER_DATA = "push_weather_data"
 SERVICE_NAME_RESTRICT_WATERING = "restrict_watering"
 SERVICE_NAME_STOP_ALL = "stop_all"
@@ -109,6 +121,15 @@ SERVICE_PAUSE_WATERING_SCHEMA = SERVICE_SCHEMA.extend(
     }
 )
 
+SERVICE_PUSH_FLOW_METER_DATA_SCHEMA = SERVICE_SCHEMA.extend(
+    {
+        vol.Required(CONF_VALUE): cv.positive_float,
+        vol.Optional(CONF_UNIT_OF_MEASUREMENT): vol.All(
+            cv.string, vol.In(CV_FLOW_METER_VALID_UNITS)
+        ),
+    }
+)
+
 SERVICE_PUSH_WEATHER_DATA_SCHEMA = SERVICE_SCHEMA.extend(
     {
         vol.Optional(CONF_TIMESTAMP): cv.positive_float,
@@ -320,6 +341,17 @@ async def async_setup_entry(  # noqa: C901
         """Pause watering for a set number of seconds."""
         await controller.watering.pause_all(call.data[CONF_SECONDS])
 
+    @call_with_controller(update_programs_and_zones=False)
+    async def async_push_flow_meter_data(
+        call: ServiceCall, controller: Controller
+    ) -> None:
+        """Push flow meter data to the device."""
+        value = call.data[CONF_VALUE]
+        if units := call.data.get(CONF_UNIT_OF_MEASUREMENT):
+            await controller.watering.post_flowmeter(value=value, units=units)
+        else:
+            await controller.watering.post_flowmeter(value=value)
+
     @call_with_controller(update_programs_and_zones=False)
     async def async_push_weather_data(
         call: ServiceCall, controller: Controller
@@ -378,6 +410,11 @@ async def async_setup_entry(  # noqa: C901
             SERVICE_PAUSE_WATERING_SCHEMA,
             async_pause_watering,
         ),
+        (
+            SERVICE_NAME_PUSH_FLOW_METER_DATA,
+            SERVICE_PUSH_FLOW_METER_DATA_SCHEMA,
+            async_push_flow_meter_data,
+        ),
         (
             SERVICE_NAME_PUSH_WEATHER_DATA,
             SERVICE_PUSH_WEATHER_DATA_SCHEMA,
@@ -419,6 +456,7 @@ async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
         # defined during integration setup:
         for service_name in (
             SERVICE_NAME_PAUSE_WATERING,
+            SERVICE_NAME_PUSH_FLOW_METER_DATA,
             SERVICE_NAME_PUSH_WEATHER_DATA,
             SERVICE_NAME_RESTRICT_WATERING,
             SERVICE_NAME_STOP_ALL,
diff --git a/homeassistant/components/rainmachine/manifest.json b/homeassistant/components/rainmachine/manifest.json
index ca7543bfb38..08fef4973bc 100644
--- a/homeassistant/components/rainmachine/manifest.json
+++ b/homeassistant/components/rainmachine/manifest.json
@@ -3,7 +3,7 @@
   "name": "RainMachine",
   "config_flow": true,
   "documentation": "https://www.home-assistant.io/integrations/rainmachine",
-  "requirements": ["regenmaschine==2022.09.2"],
+  "requirements": ["regenmaschine==2022.10.0"],
   "codeowners": ["@bachya"],
   "iot_class": "local_polling",
   "homekit": {
diff --git a/homeassistant/components/rainmachine/services.yaml b/homeassistant/components/rainmachine/services.yaml
index 198aec94a22..9aa2bb7f50a 100644
--- a/homeassistant/components/rainmachine/services.yaml
+++ b/homeassistant/components/rainmachine/services.yaml
@@ -97,6 +97,37 @@ unpause_watering:
       selector:
         device:
           integration: rainmachine
+push_flow_meter_data:
+  name: Push Flow Meter Data
+  description: Push Flow Meter data to the RainMachine device.
+  fields:
+    device_id:
+      name: Controller
+      description: The controller to send flow meter data to
+      required: true
+      selector:
+        device:
+          integration: rainmachine
+    value:
+      name: Value
+      description: The flow meter value to send
+      required: true
+      selector:
+        number:
+          min: 0.0
+          max: 1000000000.0
+          step: 0.1
+          mode: box
+    unit_of_measurement:
+      name: Unit of Measurement
+      description: The flow meter units to send
+      selector:
+        select:
+          options:
+            - "clicks"
+            - "gal"
+            - "litre"
+            - "m3"
 push_weather_data:
   name: Push Weather Data
   description: >-
diff --git a/requirements_all.txt b/requirements_all.txt
index e8991661ddd..c25834d151b 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -2147,7 +2147,7 @@ raincloudy==0.0.7
 raspyrfm-client==1.2.8
 
 # homeassistant.components.rainmachine
-regenmaschine==2022.09.2
+regenmaschine==2022.10.0
 
 # homeassistant.components.renault
 renault-api==0.1.11
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index 82e87ca9ae2..f4d4e2ed2ba 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -1483,7 +1483,7 @@ radios==0.1.1
 radiotherm==2.1.0
 
 # homeassistant.components.rainmachine
-regenmaschine==2022.09.2
+regenmaschine==2022.10.0
 
 # homeassistant.components.renault
 renault-api==0.1.11