diff --git a/homeassistant/components/sensor/openweathermap.py b/homeassistant/components/sensor/openweathermap.py
index e7936cc0535..9dcb354a125 100644
--- a/homeassistant/components/sensor/openweathermap.py
+++ b/homeassistant/components/sensor/openweathermap.py
@@ -17,7 +17,7 @@ import homeassistant.helpers.config_validation as cv
 from homeassistant.helpers.entity import Entity
 from homeassistant.util import Throttle
 
-REQUIREMENTS = ['pyowm==2.4.0']
+REQUIREMENTS = ['pyowm==2.5.0']
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -174,12 +174,12 @@ class WeatherData(object):
         """Get the latest data from OpenWeatherMap."""
         obs = self.owm.weather_at_coords(self.latitude, self.longitude)
         if obs is None:
-            _LOGGER.warning('Failed to fetch data from OWM')
+            _LOGGER.warning("Failed to fetch data from OpenWeatherMap")
             return
 
         self.data = obs.get_weather()
 
         if self.forecast == 1:
-            obs = self.owm.three_hours_forecast_at_coords(self.latitude,
-                                                          self.longitude)
+            obs = self.owm.three_hours_forecast_at_coords(
+                self.latitude, self.longitude)
             self.fc_data = obs.get_forecast()
diff --git a/requirements_all.txt b/requirements_all.txt
index 9efd5d2e755..ccb75612948 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -361,7 +361,7 @@ pynetio==0.1.6
 pynx584==0.2
 
 # homeassistant.components.sensor.openweathermap
-pyowm==2.4.0
+pyowm==2.5.0
 
 # homeassistant.components.switch.acer_projector
 pyserial==3.1.1