iCloud, as one of the stunning features of iDevices, can bring you much convenience. When you sign up for iCloud, you can get 5 GB of free storage which is used for iCloud Backup, app data and documents stored in iCloud. More specifically, iCloud backs up:
a) Purchased history for music, movies, TV shows, apps, and books
b) Photos and videos in your Camera Roll
c) Device settings and App data
d) iMessage, text (SMS), and MMS messages
e) Home screen and app organization
Thus, when you accidentally delete some photos and you to get them back, you can restore them from iCloud backup files. However, the iCloud backup can be restored whole to your device. You can't restore parts of it - it's all or nothing. Under such circumstance, you need a tool extract the iCloud backup for selective data recovery. That is iPhone Data Recovery.
Free download the trial version and follow the step-by-step tutorial below.
Tutorial: How to restore photos from iCloud backup
Launch the Program and Log inYour iCloud Account
Run iPhone Data Recovery when you finish installing it on your computer. Then select the mode: Recover from iCloud Backup, as you can see in the primary window below. Next you need to enter the Apple ID and the password to sign in iCloud. Note: The software attaches great importance to your privacy, and won't keep record of any information about your iCloud account. So you can rest assured.
Scan Your iCloud Backup
This program will automatically search all backup files in your iCloud account as soon as you log in. Choose those you want to extract and click to download it. The downloading process will take you a while. Please keep the internet connected all the time.
You can scan to extract the backup when it is downloaded. During the scan, you can preview the files found in the backup. All of them are categorized in the left side.
Preview and Restore Photos from iCloud
After the scanning, you can preview all photos extracted from Camera Roll and apps like Instagram, Flickr, PowerCam, iPhoto etc. Click to preview the photos one by one, and mark those you want to restore and click on the Recover button.