diff --git a/homeassistant/components/netatmo/climate.py b/homeassistant/components/netatmo/climate.py
index 1ead9d7cbdb..c8b5e01e5db 100644
--- a/homeassistant/components/netatmo/climate.py
+++ b/homeassistant/components/netatmo/climate.py
@@ -136,14 +136,13 @@ async def async_setup_entry(
     for home_id in climate_topology.home_ids:
         signal_name = f"{CLIMATE_STATE_CLASS_NAME}-{home_id}"
 
-        try:
-            await data_handler.register_data_class(
-                CLIMATE_STATE_CLASS_NAME, signal_name, None, home_id=home_id
-            )
-        except KeyError:
+        await data_handler.register_data_class(
+            CLIMATE_STATE_CLASS_NAME, signal_name, None, home_id=home_id
+        )
+
+        if (climate_state := data_handler.data[signal_name]) is None:
             continue
 
-        climate_state = data_handler.data[signal_name]
         climate_topology.register_handler(home_id, climate_state.process_topology)
 
         for room in climate_state.homes[home_id].rooms.values():
diff --git a/homeassistant/components/netatmo/manifest.json b/homeassistant/components/netatmo/manifest.json
index 501d5142bcc..4ee7aeb0fde 100644
--- a/homeassistant/components/netatmo/manifest.json
+++ b/homeassistant/components/netatmo/manifest.json
@@ -3,7 +3,7 @@
   "name": "Netatmo",
   "documentation": "https://www.home-assistant.io/integrations/netatmo",
   "requirements": [
-    "pyatmo==6.2.0"
+    "pyatmo==6.2.1"
   ],
   "after_dependencies": [
     "cloud",
diff --git a/homeassistant/components/netatmo/select.py b/homeassistant/components/netatmo/select.py
index 98576497f3e..4d69c9ab853 100644
--- a/homeassistant/components/netatmo/select.py
+++ b/homeassistant/components/netatmo/select.py
@@ -49,17 +49,13 @@ async def async_setup_entry(
     for home_id in climate_topology.home_ids:
         signal_name = f"{CLIMATE_STATE_CLASS_NAME}-{home_id}"
 
-        try:
-            await data_handler.register_data_class(
-                CLIMATE_STATE_CLASS_NAME, signal_name, None, home_id=home_id
-            )
-        except KeyError:
-            continue
-
         await data_handler.register_data_class(
             CLIMATE_STATE_CLASS_NAME, signal_name, None, home_id=home_id
         )
-        climate_state = data_handler.data.get(signal_name)
+
+        if (climate_state := data_handler.data[signal_name]) is None:
+            continue
+
         climate_topology.register_handler(home_id, climate_state.process_topology)
 
         hass.data[DOMAIN][DATA_SCHEDULES][home_id] = climate_state.homes[
diff --git a/requirements_all.txt b/requirements_all.txt
index 3cde5400641..dd0692ef59b 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -1372,7 +1372,7 @@ pyarlo==0.2.4
 pyatag==0.3.5.3
 
 # homeassistant.components.netatmo
-pyatmo==6.2.0
+pyatmo==6.2.1
 
 # homeassistant.components.atome
 pyatome==0.1.1
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index cfb9f5f8c76..0b594fb08c9 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -841,7 +841,7 @@ pyarlo==0.2.4
 pyatag==0.3.5.3
 
 # homeassistant.components.netatmo
-pyatmo==6.2.0
+pyatmo==6.2.1
 
 # homeassistant.components.apple_tv
 pyatv==0.9.8