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Volatility is how much and how fast a price moves. A volatile currency swings a lot in a day, a stable one barely moves. Traders measure it in pips, in percent, or with tools such as the average true range.
Volatility is the size of price swings over a period. It says nothing about direction. A pair can rise in a calm way or fall in a wild way. High volatility means bigger moves, bigger profits and bigger losses for the same position size.
The simplest measure is the daily range in pips. EUR/USD often moves 60 to 100 pips a day. GBP/JPY can move 150 or more. The average true range indicator, ATR, averages that range over a set number of days. Statisticians use the standard deviation of daily returns. Option traders use implied volatility, the level priced into option premiums, which is a bet on future swings.
If EUR/USD has a 14-day ATR of 80 pips and you place a stop 20 pips away, normal noise will hit it most days. A stop set from the ATR, say 1.5 times the ATR or 120 pips, gives the trade room. That means a smaller position for the same risk, which is the trade-off volatility forces.
Central bank meetings, inflation data and jobs numbers cause the sharpest moves. So do elections and tariff news. Volatility jumped across the market in April 2025 after trade policy announcements, as the BIS survey of that month recorded. Emerging market currencies such as the Turkish lira and South African rand are volatile most of the time. The euro, Swiss franc and Singapore dollar are calmer.
See leverage, which multiplies whatever volatility gives you, and FX options, where volatility sets the price. Our currency strength meter shows which currencies have moved most over the past weeks.
One whose price moves a lot from day to day. Emerging market currencies and pairs with the yen or the pound tend to be the most volatile.
It gives bigger moves to trade and bigger losses when you are wrong. Position size, not volatility, decides how much you can lose.
Sources: BIS Triennial Survey, April 2025, on the volatility of that month. Checked 25 September 2026.
Risk warning: trading forex and CFDs on margin carries a high risk of losing money. Most retail accounts lose money. Never trade with money you cannot afford to lose.