When August rolls in, traders often assume the market enters a calm, sleepy phase. But the truth is, August holidays and the forex market impact are anything but quiet. In fact, the month brings a wave of national holidays across major economies that disrupt trading schedules, create temporary liquidity vacuums, and trigger currency swings that catch many traders off guard.
Understanding the August holidays and forex market impact can help traders navigate thin markets, avoid risky traps, and adjust strategies in advance. From Tokyo to London, New Delhi to New York, holidays affect forex in subtle but powerful ways.
Why Holidays in August Disrupt Forex Trading?
August holidays and the forex market impact traders because they shift participation patterns across key trading centers. When banks and institutions in major economies take time off, global market liquidity drops. This leads to strange price behavior and more frequent short-term volatility.
The public holidays affecting forex trading in August include events like India’s Independence Day, Japan’s Obon Festival, the UK Summer Bank Holiday, and regional observances in China and Singapore. Even though each occurs in a specific country, their global ripple effects affect forex liquidity during national holidays.
For example, when London is closed for the bank holiday, forex volume drops dramatically, especially in European pairs like EUR/GBP or GBP/USD. Similarly, when Japanese traders are out during Obon week, yen pairs behave differently than usual.
Liquidity Risks Are Real and Often Underestimated
One of the most important effects of August holidays is reduced trading depth. Fewer market participants mean thinner order books, wider spreads, and irregular price jumps. This is where low liquidity trading risks become highly visible.
During holidays, even a minor economic headline or geopolitical rumor can send prices surging or crashing. The moves may not reflect real sentiment but rather the lack of opposing orders.
For example, during Japan’s Obon, USD/JPY often becomes more volatile than usual—not because of news from Japan, but because Tokyo’s absence reduces resistance to movement.
When forex liquidity during national holidays dries up, it exposes retail traders to greater slippage and the risk of being stopped out by random spikes.
Major August Holidays That Matter for Traders
Here are some of the most relevant public holidays affecting forex trading in August 2025:
- August 1 – China’s Army Day. While markets remain open, political announcements may create sentiment shifts in yuan-related pairs.
- August 9 – Singapore’s National Day. A trading pause that may affect USD/SGD and regional liquidity.
- August 11 – Japan’s Mountain Day. A national holiday followed by the Obon week, when many traders take extended time off.
- August 13–16 – Japan’s Obon Festival. A period when Japanese institutions operate on reduced volume, heavily impacting yen pairs.
- August 15 – India’s Independence Day. Markets are closed and often followed by economic speeches from political leaders.
- August 25 – UK Summer Bank Holiday. The London forex hub closes for the day, reducing flow in European and cross pairs.
Though the United States has no federal holidays in August, many traders and institutional players are away until the Jackson Hole Economic Symposium near the end of the month. That informal break affects dollar trading activity and adds to the August holidays and forex market impact globally.
Currency Volatility Around Holidays Increases Unexpectedly
It might seem logical that markets stay calm when holidays are in effect. However, the opposite often happens. Currency volatility around holidays rises due to the combination of thin liquidity and sudden external shocks.
When fewer traders are active, a single unexpected data point or political development can push a currency pair beyond its usual range. The lack of depth in the market magnifies every reaction.
For example, during Obon in 2024, a hotter-than-expected US inflation print caused a sudden spike in USD/JPY. With Tokyo largely inactive, there was little resistance to the move, which extended far more than it would on a regular trading day.
Similarly, GBP pairs can behave erratically during the UK’s August bank holiday if any key event hits the global headlines. These moves may be overreactions, but they still trigger orders, stops, and sentiment shifts that spill into the next sessions.
Currency Pairs Most Exposed to August Holiday Moves
Some forex pairs are more vulnerable during August holidays than others. The ones to watch closely include:
- USD/JPY during Obon week
- GBP/USD and EUR/GBP around the UK bank holiday
- USD/INR during and immediately after Independence Day
- USD/SGD during Singapore’s National Day
- USD/CNH during the first week of August when China observes Army Day
Each of these pairs reflects regional liquidity dynamics. When a local holiday shuts down a key market, traders in that region temporarily vanish, leaving those pairs more vulnerable to external shocks.
Even pairs like EUR/USD can become more volatile due to indirect effects, especially if the London or New York sessions are thinly traded.
Historical Examples That Prove the Pattern
Looking at past Augusts offers insight into how holiday periods impact forex trading:
In August 2022, a surprise U.S. CPI number landed during Japan’s Obon week. USD/JPY moved more than 120 pips within a few hours. Normally, such a move would have been met with some resistance, but thin Tokyo liquidity allowed it to continue unchecked.
In August 2023, GBP/USD saw a sharp move on a Fed speech during the UK’s bank holiday. The lack of UK institutional presence caused spreads to widen, and the cable moved almost 100 pips on relatively modest news.
In August 2024, India’s Independence Day was followed by an announcement of export incentives. The USD/INR pair gapped up the next morning, catching many traders off guard.
These examples show how August holidays and forex market impact real price action, even without major economic events in the countries celebrating holidays.
How to Adjust Your Strategy in August?
Traders don’t need to avoid the markets during August, but they do need to prepare better. The key is awareness and flexibility.
Here are a few smart adjustments to make:
- Reduce position size during known holiday periods to account for higher volatility
- Avoid placing tight stops in thin markets where random spikes are common
- Check holiday calendars for each region you’re trading
- Stay cautious during key global releases if a major forex hub is on break
- Be ready for unexpected gaps when markets reopen after a holiday
Also, monitor Jackson Hole near the end of August. Although it’s not a holiday, it acts like one in terms of impact. Speeches from central bankers during the symposium often shift expectations for rate moves and spark directional trends in the dollar and related pairs.
Sentiment During August: Calm on the Surface, Wild Below
Retail traders often misjudge market behavior in August. The slow pace of headlines and lack of economic data may seem like a signal to trade more aggressively. But in reality, low liquidity trading risks increase due to the absence of large players.
Currency volatility around holidays tends to surprise inexperienced traders who mistake low volume for low risk. In fact, stop runs and manipulation by market makers are more common during these thin sessions.
Sentiment indicators can also become skewed when large institutions are out. That makes it harder to rely on traditional indicators of market direction. Adjusting expectations and being patient becomes more valuable than chasing every small move.
Conclusion: Trade Around the Holidays, Not Through Them
Understanding the August holidays and the forex market impact is not just about avoiding risk. It’s about using the calendar as an edge. When markets are thin, price behavior changes. Recognizing this gives traders the power to stay safe, avoid unnecessary losses, and even find high-probability setups.
The month may feel slow, but sudden volatility is common. From Obon in Japan to Independence Day in India and the UK’s summer bank holiday, each break creates ripple effects across global forex markets.
Being aware of these changes and adapting your strategy can turn a quiet-looking August into a more controlled and profitable month. Plan your trades around the holidays. That’s how seasoned traders survive and thrive in the dog days of summer.
Click here to read our latest article Key Economic Events to Watch in August 2025

I’m Kashish Murarka, and I write to make sense of the markets, from forex and precious metals to the macro shifts that drive them. Here, I break down complex movements into clear, focused insights that help readers stay ahead, not just informed.









