Well we can not blame the time because the same time, same time and time will remain the same. It depends on our trading strategy and our physiological condition. In the Forex market you have three choices one is buying the second one is selling options and the third option is not traded, So it really depends on you what ever you choose with the help of your strategy. Worst-time-for-trading-forex I think during big days as religious holidays or new year celebrations because the day is usually a lot of people who take their money in the forex market is very difficult to produce predictions. , I had a great night breathing on religious and new year celebrations