An internal document shared by AppleInsider reportedly shows the amount of time off available for AppleCare employees during the month of September, which appears to drop beginning on September 15 and rise again after 28 September.

An internal company document shared with AppleInsider purportedly shows time off available for AppleCare employees for the latter half of September. As can be seen in the calendar, available time off drops off significantly starting Sunday, Sept. 15, and continues through Saturday, Sept. 28.

The image provided shows the calendar being accessed via virtual private network from an internal Apple employee domain. Potentially identifying portions of the picture have been cropped out.

Multiple carriers such as T-Mobile and Verizon has similar vacation blackout dates, making it likely that a new iPhone will be released within this time period.

Source [MacRumors]