diff --git a/homeassistant/components/switch/wemo.py b/homeassistant/components/switch/wemo.py
index 7518a1958cf..0e40c3eff3b 100644
--- a/homeassistant/components/switch/wemo.py
+++ b/homeassistant/components/switch/wemo.py
@@ -149,7 +149,7 @@ class WemoSwitch(SwitchDevice):
         """Today total energy usage in kWh."""
         if self.insight_params:
             miliwatts = convert(self.insight_params['todaymw'], float, 0.0)
-            return miliwatts / 1000000.0
+            return round(miliwatts / (1000.0 * 1000.0 * 60), 2)
 
     @property
     def detail_state(self):