How does iphone6 display the weather in the notification bar?

1) Open the settings of iPhone6, and then select Privacy. (as shown in the figure below)

2) Select Location Services, slide down to find the weather, and turn this option on. (as shown in the figure below)

3) Go back to the settings page of iPhone6, select the notification center and turn on the switch of today's summary option. (as shown in the figure below)

4) After completing the settings according to the above steps, drop down the notification bar, and you can view the weather of the day in today's bar. (as shown in the figure below)