How does the weather forecast of iPhone4s show that the temperature exceeds 70?

1. Click Edit in the drop-down notification center and add today's summary.

2. Go to Settings-Privacy and turn on the weather in the location.

Expand:

Weather should add or delete cities.

Step 1: Open the Weather application. On the weather forecast page of a city, click the icon in the lower right corner to enter the "City List" page.

Step 2: On the city list page, click the "10" icon in the lower right corner to display the search city area page.

Step 3: In the search box, enter the name or pinyin of the city, and you can search out the relevant areas, and you can successfully add what you need.

To delete a city in the weather, just hold down the city to be deleted on the city list page and slide to the left, and then click the "Delete" button displayed.