diff --git a/homeassistant/components/device_automation/toggle_entity.py b/homeassistant/components/device_automation/toggle_entity.py
index c09d297a1cf..e664a639fbf 100644
--- a/homeassistant/components/device_automation/toggle_entity.py
+++ b/homeassistant/components/device_automation/toggle_entity.py
@@ -109,7 +109,7 @@ async def async_call_action_from_config(
     hass: HomeAssistant,
     config: ConfigType,
     variables: TemplateVarsType,
-    context: Context,
+    context: Context | None,
     domain: str,
 ) -> None:
     """Change state based on configuration."""
diff --git a/homeassistant/components/humidifier/__init__.py b/homeassistant/components/humidifier/__init__.py
index bf3a45d6e91..8eda2589417 100644
--- a/homeassistant/components/humidifier/__init__.py
+++ b/homeassistant/components/humidifier/__init__.py
@@ -137,7 +137,7 @@ class HumidifierEntity(ToggleEntity):
     def capability_attributes(self) -> dict[str, Any]:
         """Return capability attributes."""
         supported_features = self.supported_features or 0
-        data = {
+        data: dict[str, int | list[str] | None] = {
             ATTR_MIN_HUMIDITY: self.min_humidity,
             ATTR_MAX_HUMIDITY: self.max_humidity,
         }
@@ -161,7 +161,7 @@ class HumidifierEntity(ToggleEntity):
     def state_attributes(self) -> dict[str, Any]:
         """Return the optional state attributes."""
         supported_features = self.supported_features or 0
-        data = {}
+        data: dict[str, int | str | None] = {}
 
         if self.target_humidity is not None:
             data[ATTR_HUMIDITY] = self.target_humidity
diff --git a/homeassistant/components/humidifier/device_action.py b/homeassistant/components/humidifier/device_action.py
index 3ad4b22dcec..d8f13d31b55 100644
--- a/homeassistant/components/humidifier/device_action.py
+++ b/homeassistant/components/humidifier/device_action.py
@@ -1,6 +1,8 @@
 """Provides device actions for Humidifier."""
 from __future__ import annotations
 
+from typing import Any
+
 import voluptuous as vol
 
 from homeassistant.components.device_automation import toggle_entity
@@ -70,7 +72,10 @@ async def async_get_actions(
 
 
 async def async_call_action_from_config(
-    hass: HomeAssistant, config: dict, variables: dict, context: Context | None
+    hass: HomeAssistant,
+    config: dict[str, Any],
+    variables: dict[str, Any],
+    context: Context | None,
 ) -> None:
     """Execute a device action."""
     service_data = {ATTR_ENTITY_ID: config[CONF_ENTITY_ID]}
diff --git a/homeassistant/components/humidifier/device_condition.py b/homeassistant/components/humidifier/device_condition.py
index c8204c91a29..a8baf4f4910 100644
--- a/homeassistant/components/humidifier/device_condition.py
+++ b/homeassistant/components/humidifier/device_condition.py
@@ -77,7 +77,9 @@ def async_condition_from_config(
     def test_is_state(hass: HomeAssistant, variables: TemplateVarsType) -> bool:
         """Test if an entity is a certain state."""
         state = hass.states.get(config[ATTR_ENTITY_ID])
-        return state and state.attributes.get(attribute) == config[attribute]
+        return (
+            state is not None and state.attributes.get(attribute) == config[attribute]
+        )
 
     return test_is_state
 
diff --git a/homeassistant/components/humidifier/reproduce_state.py b/homeassistant/components/humidifier/reproduce_state.py
index e6d4fddafbc..b0e9a29cacc 100644
--- a/homeassistant/components/humidifier/reproduce_state.py
+++ b/homeassistant/components/humidifier/reproduce_state.py
@@ -62,7 +62,9 @@ async def _async_reproduce_states(
     if cur_state.state != STATE_ON:
         await call_service(SERVICE_TURN_ON, [])
         # refetch the state as turning on might allow us to see some more values
-        cur_state = hass.states.get(state.entity_id)
+        if (cur_state := hass.states.get(state.entity_id)) is None:
+            _LOGGER.warning("Unable to find entity %s", state.entity_id)
+            return
 
     # Then set the mode before target humidity, because switching modes
     # may invalidate target humidity
diff --git a/mypy.ini b/mypy.ini
index 389e4b13829..c3679e8cc9c 100644
--- a/mypy.ini
+++ b/mypy.ini
@@ -1958,9 +1958,6 @@ ignore_errors = true
 [mypy-homeassistant.components.honeywell.*]
 ignore_errors = true
 
-[mypy-homeassistant.components.humidifier.*]
-ignore_errors = true
-
 [mypy-homeassistant.components.iaqualink.*]
 ignore_errors = true
 
diff --git a/script/hassfest/mypy_config.py b/script/hassfest/mypy_config.py
index 80e2022243d..9a5e0ad948d 100644
--- a/script/hassfest/mypy_config.py
+++ b/script/hassfest/mypy_config.py
@@ -49,7 +49,6 @@ IGNORED_MODULES: Final[list[str]] = [
     "homeassistant.components.homekit.*",
     "homeassistant.components.homekit_controller.*",
     "homeassistant.components.honeywell.*",
-    "homeassistant.components.humidifier.*",
     "homeassistant.components.iaqualink.*",
     "homeassistant.components.icloud.*",
     "homeassistant.components.image.*",