diff --git a/.coveragerc b/.coveragerc
index 40fccd5e921..1dcde0ded14 100644
--- a/.coveragerc
+++ b/.coveragerc
@@ -665,6 +665,7 @@ omit =
     homeassistant/components/sensor/tibber.py
     homeassistant/components/sensor/time_date.py
     homeassistant/components/sensor/torque.py
+    homeassistant/components/sensor/trafikverket_weatherstation.py
     homeassistant/components/sensor/transmission.py
     homeassistant/components/sensor/travisci.py
     homeassistant/components/sensor/twitch.py
diff --git a/homeassistant/components/sensor/trafikverket_weatherstation.py b/homeassistant/components/sensor/trafikverket_weatherstation.py
new file mode 100644
index 00000000000..fba16c27c7e
--- /dev/null
+++ b/homeassistant/components/sensor/trafikverket_weatherstation.py
@@ -0,0 +1,124 @@
+"""
+Weather information for air and road temperature, provided by Trafikverket.
+
+For more details about this platform, please refer to the documentation at
+https://home-assistant.io/components/sensor.trafikverket_weatherstation/
+"""
+import json
+import logging
+from datetime import timedelta
+
+import requests
+import voluptuous as vol
+
+import homeassistant.helpers.config_validation as cv
+from homeassistant.components.sensor import PLATFORM_SCHEMA
+from homeassistant.const import (
+    CONF_NAME, ATTR_ATTRIBUTION, TEMP_CELSIUS, CONF_API_KEY, CONF_TYPE)
+from homeassistant.helpers.entity import Entity
+from homeassistant.util import Throttle
+
+_LOGGER = logging.getLogger(__name__)
+
+CONF_ATTRIBUTION = "Data provided by Trafikverket API"
+
+CONF_STATION = 'station'
+
+MIN_TIME_BETWEEN_UPDATES = timedelta(seconds=60)
+SCAN_INTERVAL = timedelta(seconds=300)
+
+PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
+    vol.Required(CONF_NAME): cv.string,
+    vol.Required(CONF_API_KEY): cv.string,
+    vol.Required(CONF_STATION): cv.string,
+    vol.Required(CONF_TYPE): vol.In(['air', 'road']),
+})
+
+
+def setup_platform(hass, config, add_devices, discovery_info=None):
+    """Setup the sensor platform."""
+    sensor_name = config.get(CONF_NAME)
+    sensor_api = config.get(CONF_API_KEY)
+    sensor_station = config.get(CONF_STATION)
+    sensor_type = config.get(CONF_TYPE)
+
+    add_devices([TrafikverketWeatherStation(
+        sensor_name, sensor_api, sensor_station, sensor_type)], True)
+
+
+class TrafikverketWeatherStation(Entity):
+    """Representation of a Sensor."""
+
+    def __init__(self, sensor_name, sensor_api, sensor_station, sensor_type):
+        """Initialize the sensor."""
+        self._name = sensor_name
+        self._api = sensor_api
+        self._station = sensor_station
+        self._type = sensor_type
+        self._state = None
+        self._attributes = {
+            ATTR_ATTRIBUTION: CONF_ATTRIBUTION,
+        }
+
+    @property
+    def name(self):
+        """Return the name of the sensor."""
+        return self._name
+
+    @property
+    def state(self):
+        """Return the state of the sensor."""
+        return self._state
+
+    @property
+    def unit_of_measurement(self):
+        """Return the unit of measurement."""
+        return TEMP_CELSIUS
+
+    @property
+    def device_state_attributes(self):
+        """Return the state attributes."""
+        return self._attributes
+
+    @Throttle(MIN_TIME_BETWEEN_UPDATES)
+    def update(self):
+        """Fetch new state data for the sensor.
+
+        This is the only method that should fetch new data for Home Assistant.
+        """
+        url = 'http://api.trafikinfo.trafikverket.se/v1.3/data.json'
+
+        if self._type == 'road':
+            air_vs_road = 'Road'
+        else:
+            air_vs_road = 'Air'
+
+        xml = """
+        <REQUEST>
+              <LOGIN authenticationkey='""" + self._api + """' />
+              <QUERY objecttype="WeatherStation">
+                    <FILTER>
+                          <EQ name="Name" value='""" + self._station + """' />
+                    </FILTER>
+                    <INCLUDE>Measurement.""" + air_vs_road + """.Temp</INCLUDE>
+              </QUERY>
+        </REQUEST>"""
+
+        # Testing JSON post request.
+        try:
+            post = requests.post(url, data=xml.encode('utf-8'), timeout=5)
+        except requests.exceptions.RequestException as err:
+            _LOGGER.error("Please check network connection: %s", err)
+            return
+
+        # Checking JSON respons.
+        try:
+            data = json.loads(post.text)
+            result = data["RESPONSE"]["RESULT"][0]
+            final = result["WeatherStation"][0]["Measurement"]
+        except KeyError:
+            _LOGGER.error("Incorrect weather station or API key.")
+            return
+
+        # air_vs_road contains "Air" or "Road" depending on user input.
+        self._state = final[air_vs_road]["Temp"]