The distance between New York, New York and New Orleans, Louisiana is 1158 miles (1864 km).
For reference, on July 25, the hottest day of the year, temperatures at Mackinac Island Airport typically range from 59Â°F to 76Â°F, while on January 30, the coldest day of the year, they range from 12Â°F to 25Â°F.
Sydney is also hot at this time of year, but is more prone to heat waves than brisbane and will have a few nice days and then a week of blistering heat. june/july/august is a great time to visit the reef as the weather is warm and drier than summer and the risk of stingers is significantly reduced. however it will be cold in sydney and chilly in brisbane.