Forex Trading Zones

What is the best time frame to trade in Forex.?
I am staying in UK. I would like to know what will be the preferable time zone for me to trade in forex.
As you have mentioned in your question that you stay in UK. The London Session will be the most preferable time zone for you to trade in.
London Session :
Open up at GMT 8:00
Closes at GMT 17:00
Currencies mostly traded in this session are:
GBP/USD
EUR/USD
USD/JPY
Hope this answer helps you!
For further info you can also browse through the blogs and sites mentioned below:
Day Trading Zones Trading Tool Principles Day Trading Software
Categories: Forex Trading clock, forex, forex trading zones, forex trading zones times, fx, time, timezone