diff --git a/.strict-typing b/.strict-typing
index db51acc07df..02d753b3994 100644
--- a/.strict-typing
+++ b/.strict-typing
@@ -61,6 +61,7 @@ homeassistant.components.aseko_pool_live.*
 homeassistant.components.asuswrt.*
 homeassistant.components.auth.*
 homeassistant.components.automation.*
+homeassistant.components.awair.*
 homeassistant.components.backup.*
 homeassistant.components.baf.*
 homeassistant.components.binary_sensor.*
diff --git a/homeassistant/components/awair/__init__.py b/homeassistant/components/awair/__init__.py
index b0a5d39814c..359d0d6d853 100644
--- a/homeassistant/components/awair/__init__.py
+++ b/homeassistant/components/awair/__init__.py
@@ -2,7 +2,9 @@
 from __future__ import annotations
 
 from asyncio import gather
+from datetime import timedelta
 
+from aiohttp import ClientSession
 from async_timeout import timeout
 from python_awair import Awair, AwairLocal
 from python_awair.devices import AwairBaseDevice, AwairLocalDevice
@@ -63,13 +65,18 @@ async def async_unload_entry(hass: HomeAssistant, config_entry: ConfigEntry) ->
 class AwairDataUpdateCoordinator(DataUpdateCoordinator):
     """Define a wrapper class to update Awair data."""
 
-    def __init__(self, hass, config_entry, update_interval) -> None:
+    def __init__(
+        self,
+        hass: HomeAssistant,
+        config_entry: ConfigEntry,
+        update_interval: timedelta | None,
+    ) -> None:
         """Set up the AwairDataUpdateCoordinator class."""
         self._config_entry = config_entry
 
         super().__init__(hass, LOGGER, name=DOMAIN, update_interval=update_interval)
 
-    async def _fetch_air_data(self, device: AwairBaseDevice):
+    async def _fetch_air_data(self, device: AwairBaseDevice) -> AwairResult:
         """Fetch latest air quality data."""
         LOGGER.debug("Fetching data for %s", device.uuid)
         air_data = await device.air_data_latest()
@@ -80,7 +87,9 @@ class AwairDataUpdateCoordinator(DataUpdateCoordinator):
 class AwairCloudDataUpdateCoordinator(AwairDataUpdateCoordinator):
     """Define a wrapper class to update Awair data from Cloud API."""
 
-    def __init__(self, hass, config_entry, session) -> None:
+    def __init__(
+        self, hass: HomeAssistant, config_entry: ConfigEntry, session: ClientSession
+    ) -> None:
         """Set up the AwairCloudDataUpdateCoordinator class."""
         access_token = config_entry.data[CONF_ACCESS_TOKEN]
         self._awair = Awair(access_token=access_token, session=session)
@@ -109,7 +118,9 @@ class AwairLocalDataUpdateCoordinator(AwairDataUpdateCoordinator):
 
     _device: AwairLocalDevice | None = None
 
-    def __init__(self, hass, config_entry, session) -> None:
+    def __init__(
+        self, hass: HomeAssistant, config_entry: ConfigEntry, session: ClientSession
+    ) -> None:
         """Set up the AwairLocalDataUpdateCoordinator class."""
         self._awair = AwairLocal(
             session=session, device_addrs=[config_entry.data[CONF_HOST]]
diff --git a/homeassistant/components/awair/config_flow.py b/homeassistant/components/awair/config_flow.py
index 418413b690f..becf6ce46ff 100644
--- a/homeassistant/components/awair/config_flow.py
+++ b/homeassistant/components/awair/config_flow.py
@@ -7,6 +7,7 @@ from typing import Any
 from aiohttp.client_exceptions import ClientError
 from python_awair import Awair, AwairLocal, AwairLocalDevice
 from python_awair.exceptions import AuthError, AwairError
+from python_awair.user import AwairUser
 import voluptuous as vol
 
 from homeassistant.components import zeroconf
@@ -97,7 +98,7 @@ class AwairFlowHandler(ConfigFlow, domain=DOMAIN):
                 title = user.email
                 return self.async_create_entry(title=title, data=user_input)
 
-            if error != "invalid_access_token":
+            if error and error != "invalid_access_token":
                 return self.async_abort(reason=error)
 
             errors = {CONF_ACCESS_TOKEN: "invalid_access_token"}
@@ -215,7 +216,9 @@ class AwairFlowHandler(ConfigFlow, domain=DOMAIN):
             errors=errors,
         )
 
-    async def _check_local_connection(self, device_address: str):
+    async def _check_local_connection(
+        self, device_address: str
+    ) -> tuple[AwairLocalDevice | None, str | None]:
         """Check the access token is valid."""
         session = async_get_clientsession(self.hass)
         awair = AwairLocal(session=session, device_addrs=[device_address])
@@ -232,7 +235,9 @@ class AwairFlowHandler(ConfigFlow, domain=DOMAIN):
             LOGGER.error("Unexpected API error: %s", err)
             return (None, "unknown")
 
-    async def _check_cloud_connection(self, access_token: str):
+    async def _check_cloud_connection(
+        self, access_token: str
+    ) -> tuple[AwairUser | None, str | None]:
         """Check the access token is valid."""
         session = async_get_clientsession(self.hass)
         awair = Awair(access_token=access_token, session=session)
diff --git a/homeassistant/components/awair/manifest.json b/homeassistant/components/awair/manifest.json
index 131a955a6eb..f09d9c2ee33 100644
--- a/homeassistant/components/awair/manifest.json
+++ b/homeassistant/components/awair/manifest.json
@@ -2,7 +2,7 @@
   "domain": "awair",
   "name": "Awair",
   "documentation": "https://www.home-assistant.io/integrations/awair",
-  "requirements": ["python_awair==0.2.3"],
+  "requirements": ["python_awair==0.2.4"],
   "codeowners": ["@ahayworth", "@danielsjf"],
   "config_flow": true,
   "iot_class": "local_polling",
diff --git a/homeassistant/components/awair/sensor.py b/homeassistant/components/awair/sensor.py
index cda7f31095e..00d5c929409 100644
--- a/homeassistant/components/awair/sensor.py
+++ b/homeassistant/components/awair/sensor.py
@@ -2,11 +2,16 @@
 from __future__ import annotations
 
 from python_awair.air_data import AirData
-from python_awair.devices import AwairBaseDevice
+from python_awair.devices import AwairBaseDevice, AwairLocalDevice
 
 from homeassistant.components.sensor import SensorEntity
 from homeassistant.config_entries import ConfigEntry
-from homeassistant.const import ATTR_ATTRIBUTION, ATTR_CONNECTIONS, ATTR_NAME
+from homeassistant.const import (
+    ATTR_ATTRIBUTION,
+    ATTR_CONNECTIONS,
+    ATTR_NAME,
+    ATTR_SW_VERSION,
+)
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers import device_registry as dr
 from homeassistant.helpers.entity import DeviceInfo
@@ -209,6 +214,9 @@ class AwairSensor(CoordinatorEntity[AwairDataUpdateCoordinator], SensorEntity):
                 (dr.CONNECTION_NETWORK_MAC, self._device.mac_address)
             }
 
+        if isinstance(self._device, AwairLocalDevice):
+            info[ATTR_SW_VERSION] = self._device.fw_version
+
         return info
 
     @property
diff --git a/mypy.ini b/mypy.ini
index 5d3b184880d..2645cb9d107 100644
--- a/mypy.ini
+++ b/mypy.ini
@@ -369,6 +369,16 @@ disallow_untyped_defs = true
 warn_return_any = true
 warn_unreachable = true
 
+[mypy-homeassistant.components.awair.*]
+check_untyped_defs = true
+disallow_incomplete_defs = true
+disallow_subclassing_any = true
+disallow_untyped_calls = true
+disallow_untyped_decorators = true
+disallow_untyped_defs = true
+warn_return_any = true
+warn_unreachable = true
+
 [mypy-homeassistant.components.backup.*]
 check_untyped_defs = true
 disallow_incomplete_defs = true
diff --git a/requirements_all.txt b/requirements_all.txt
index 8a19ae220d3..7a372461d3e 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -1981,7 +1981,7 @@ python-telegram-bot==13.1
 python-vlc==1.1.2
 
 # homeassistant.components.awair
-python_awair==0.2.3
+python_awair==0.2.4
 
 # homeassistant.components.swiss_public_transport
 python_opendata_transport==0.3.0
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index 9e04359182a..27f54b09389 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -1347,7 +1347,7 @@ python-tado==0.12.0
 python-telegram-bot==13.1
 
 # homeassistant.components.awair
-python_awair==0.2.3
+python_awair==0.2.4
 
 # homeassistant.components.tile
 pytile==2022.02.0