the time in 鐵米爾套 is normally 9, 10 或 11 小時 提前 the time in 紐約, but because these time zones don't share the same start and end times for daylight saving time, the time in 鐵米爾套 can for a short while be 10 小時 提前 the time in 紐約.
鐵米爾套 does not change between summer time and winter time.